修改组卷

梁保满
1 parent cb6ceaa8
Showing 16 changed files with 729 additions and 356 deletions
public/1.html
public/output/chtml/fonts/woff-v2/MathJax_Main-Regular.woff
public/output/chtml/fonts/woff-v2/MathJax_Math-Italic.woff
public/output/chtml/fonts/woff-v2/MathJax_Size2-Regular.woff
public/output/chtml/fonts/woff-v2/MathJax_Size3-Regular.woff
public/output/chtml/fonts/woff-v2/MathJax_Zero.woff
public/tex-mml-chtml.js
src/assets/css/index.scss
src/assets/js/knowledgeList.js
src/components/setAnswer.vue
src/mock/index.js
src/router/index.js
src/utils/index.js
src/views/basic/setUp/teacher.vue
src/views/examinationPaper/edit.vue
src/views/examinationPaper/editAsk.vue → src/views/examinationPaper/edit_Old.vue
+<html xmlns="http://www.w3.org/1998/Math/MathML">
+  <head>
+    <meta charset="UTF-8"/>
+    <title>MathML示例</title>
+	<style>
+	math {
+	size: 14px;
+}
+	</style>
+<script id="MathJax-script" async src="tex-mml-chtml.js"></script>
+<script>
+MathJax = {
+  tex: {
+    inlineMath: [['$', '$']]
+  }
+};
+</script>
+  </head>
+  <body>
+  <p>一、我是题干我是题干我是题干我是题干我是题干我是题干我是题干</p>
+    <p>A.   
+<math xmlns:m="http://schemas.openxmlformats.org/officeDocument/2006/math" xmlns:mml="http://www.w3.org/1998/Math/MathML"><mo>(</mo><mfrac><mrow><mn>1</mn></mrow><mrow><mn>2</mn></mrow></mfrac><msup><mrow><mo>)</mo></mrow><mrow><mo>-</mo><mn>1</mn></mrow></msup><mo>+</mo><mn>3</mn><mi>t</mi><mi>a</mi><mi>n</mi><mn>30</mn><mo>°</mo><mo>-</mo><mo>(</mo><msqrt><mn>3</mn></msqrt><mo>-</mo><mi>π</mi><msup><mrow><mo>)</mo></mrow><mrow><mn>0</mn></mrow></msup><mo>-</mo><mroot><mrow><mn>8</mn></mrow><mrow><mn>3</mn></mrow></mroot></math>
+    </p>
+	  <p>B. 2$a$<sup>2</sup>
+<math xmlns:m="http://schemas.openxmlformats.org/officeDocument/2006/math" xmlns:mml="http://www.w3.org/1998/Math/MathML">
+	<mfenced open="{" close="">
+		<mrow>
+			<mtable columnalign="left">
+				<mtr>
+					<mtd>
+						<mn>4</mn>
+						<mi>x</mi>
+						<mo>-</mo>
+						<mn>6</mn>
+						<mo>＜</mo>
+						<mn>5</mn>
+						<mo>(</mo>
+						<mi>x</mi>
+						<mo>-</mo>
+						<mn>1</mn>
+						<mo>)</mo>
+						<mo>①</mo>
+					</mtd>
+				</mtr>
+				<mtr>
+					<mtd>
+						<mfrac>
+							<mrow>
+								<mi>x</mi>
+							</mrow>
+							<mrow>
+								<mn>3</mn>
+							</mrow>
+						</mfrac>
+						<mo>＜</mo>
+						<mn>2</mn>
+						<mo>-</mo>
+						<mfrac>
+							<mrow>
+								<mi>x</mi>
+								<mo>-</mo>
+								<mn>2</mn>
+							</mrow>
+							<mrow>
+								<mn>6</mn>
+							</mrow>
+						</mfrac>
+						<mi>②</mi>
+					</mtd>
+				</mtr>
+			</mtable>
+		</mrow>
+	</mfenced>
+</math>
+    </p>
+	<p>
+	C. <math xmlns:m="http://schemas.openxmlformats.org/officeDocument/2006/math" xmlns:mml="http://www.w3.org/1998/Math/MathML"><mi>y</mi><mo>=</mo><mfrac><mrow><mn>2</mn></mrow><mrow><mi>x</mi></mrow></mfrac></math>
+	</p>
+  </body>
+</html>
 \ No newline at end of file
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e=this.attributes.getList("form","fence"),r=e.form,n=e.fence;return void 0===this.getProperty("texClass")&&(this.attributes.isSet("lspace")||this.attributes.isSet("rspace"))?null:(n&&this.texClass===l.TEXCLASS.REL&&("prefix"===r&&(this.texClass=l.TEXCLASS.OPEN),"postfix"===r&&(this.texClass=l.TEXCLASS.CLOSE)),this.adjustTeXclass(t))},e.prototype.adjustTeXclass=function(t){var e=this.texClass,r=this.prevClass;if(e===l.TEXCLASS.NONE)return t;if(t?(!t.getProperty("autoOP")||e!==l.TEXCLASS.BIN&&e!==l.TEXCLASS.REL||(r=t.texClass=l.TEXCLASS.ORD),r=this.prevClass=t.texClass||l.TEXCLASS.ORD,this.prevLevel=this.attributes.getInherited("scriptlevel")):r=this.prevClass=l.TEXCLASS.NONE,e!==l.TEXCLASS.BIN||r!==l.TEXCLASS.NONE&&r!==l.TEXCLASS.BIN&&r!==l.TEXCLASS.OP&&r!==l.TEXCLASS.REL&&r!==l.TEXCLASS.OPEN&&r!==l.TEXCLASS.PUNCT)if(r!==l.TEXCLASS.BIN||e!==l.TEXCLASS.REL&&e!==l.TEXCLASS.CLOSE&&e!==l.TEXCLASS.PUNCT){if(e===l.TEXCLASS.BIN){for(var n=this,o=this.parent;o&&o.parent&&o.isEmbellished&&(1===o.childNodes.length||!o.isKind("mrow")&&o.core()===n);)n=o,o=o.parent;o.childNodes[o.childNodes.length-1]===n&&(this.texClass=l.TEXCLASS.ORD)}}else t.texClass=this.prevClass=l.TEXCLASS.ORD;else this.texClass=l.TEXCLASS.ORD;return this},e.prototype.setInheritedAttributes=function(e,r,n,o){void 0===e&&(e={}),void 0===r&&(r=!1),void 0===n&&(n=0),void 0===o&&(o=!1),t.prototype.setInheritedAttributes.call(this,e,r,n,o);var i=this.getText();this.checkOperatorTable(i),this.checkPseudoScripts(i),this.checkPrimes(i),this.checkMathAccent(i)},e.prototype.checkOperatorTable=function(t){var e,r,n=s(this.handleExplicitForm(this.getForms()),3),o=n[0],i=n[1],l=n[2];this.attributes.setInherited("form",o);var u=this.constructor.OPTABLE,p=u[o][t]||u[i][t]||u[l][t];if(p){void 0===this.getProperty("texClass")&&(this.texClass=p[2]);try{for(var h=a(Object.keys(p[3]||{})),f=h.next();!f.done;f=h.next()){var d=f.value;this.attributes.setInherited(d,p[3][d])}}catch(t){e={error:t}}finally{try{f&&!f.done&&(r=h.return)&&r.call(h)}finally{if(e)throw e.error}}this.lspace=(p[0]+1)/18,this.rspace=(p[1]+1)/18}else{var m=(0,c.getRange)(t);if(m){void 0===this.getProperty("texClass")&&(this.texClass=m[2]);var y=this.constructor.MMLSPACING[m[2]];this.lspace=(y[0]+1)/18,this.rspace=(y[1]+1)/18}}},e.prototype.getForms=function(){for(var t=this,e=this.parent,r=this.Parent;r&&r.isEmbellished;)t=e,e=r.parent,r=r.Parent;if(e&&e.isKind("mrow")&&1!==e.nonSpaceLength()){if(e.firstNonSpace()===t)return["prefix","infix","postfix"];if(e.lastNonSpace()===t)return["postfix","infix","prefix"]}return["infix","prefix","postfix"]},e.prototype.handleExplicitForm=function(t){if(this.attributes.isSet("form")){var e=this.attributes.get("form");t=[e].concat(t.filter((function(t){return t!==e})))}return t},e.prototype.checkPseudoScripts=function(t){var e=this.constructor.pseudoScripts;if(t.match(e)){var r=this.coreParent().Parent,n=!r||!(r.isKind("msubsup")&&!r.isKind("msub"));this.setProperty("pseudoscript",n),n&&(this.attributes.setInherited("lspace",0),this.attributes.setInherited("rspace",0))}},e.prototype.checkPrimes=function(t){var e=this.constructor.primes;if(t.match(e)){var r=this.constructor.remapPrimes,n=(0,u.unicodeString)((0,u.unicodeChars)(t).map((function(t){return r[t]})));this.setProperty("primes",n)}},e.prototype.checkMathAccent=function(t){var e=this.Parent;if(void 0===this.getProperty("mathaccent")&&e&&e.isKind("munderover")){var r=e.childNodes[0];if(!r.isEmbellished||r.coreMO()!==this){var 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this.adaptor.next(t)},t.prototype.handleContainer=function(t,e){this.pushString();var r=this.adaptor.getAttribute(t,"class")||"",n=this.adaptor.kind(t)||"",o=this.processHtmlClass.exec(r),i=t;return!this.adaptor.firstChild(t)||this.adaptor.getAttribute(t,"data-MJX")||!o&&this.skipHtmlTags.exec(n)?i=this.adaptor.next(t):(this.adaptor.next(t)&&this.stack.push([this.adaptor.next(t),e]),i=this.adaptor.firstChild(t),e=(e||this.ignoreHtmlClass.exec(r))&&!o),[i,e]},t.prototype.handleOther=function(t,e){return this.pushString(),this.adaptor.next(t)},t.prototype.find=function(t){var e,r;this.init();for(var o=this.adaptor.next(t),i=!1,s=this.options.includeHtmlTags;t&&t!==o;){var a=this.adaptor.kind(t);"#text"===a?t=this.handleText(t,i):s.hasOwnProperty(a)?t=this.handleTag(t,i):a?(t=(e=n(this.handleContainer(t,i),2))[0],i=e[1]):t=this.handleOther(t,i),!t&&this.stack.length&&(this.pushString(),t=(r=n(this.stack.pop(),2))[0],i=r[1])}this.pushString();var l=[this.strings,this.nodes];return this.init(),l},t.OPTIONS={skipHtmlTags:["script","noscript","style","textarea","pre","code","annotation","annotation-xml"],includeHtmlTags:{br:"\n",wbr:"","#comment":""},ignoreHtmlClass:"mathjax_ignore",processHtmlClass:"mathjax_process"},t}();e.HTMLDomStrings=i},3726:function(t,e,r){var n,o=this&&this.__extends||(n=function(t,e){return n=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&(t[r]=e[r])},n(t,e)},function(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Class extends value "+String(e)+" is not a constructor or null");function r(){this.constructor=t}n(t,e),t.prototype=null===e?Object.create(e):(r.prototype=e.prototype,new r)});Object.defineProperty(e,"__esModule",{value:!0}),e.HTMLHandler=void 0;var i=r(3670),s=r(3683),a=function(t){function e(){var e=null!==t&&t.apply(this,arguments)||this;return e.documentClass=s.HTMLDocument,e}return o(e,t),e.prototype.handlesDocument=function(t){var e=this.adaptor;if("string"==typeof t)try{t=e.parse(t,"text/html")}catch(t){}return t instanceof e.window.Document||t instanceof e.window.HTMLElement||t instanceof e.window.DocumentFragment},e.prototype.create=function(e,r){var n=this.adaptor;if("string"==typeof e)e=n.parse(e,"text/html");else if(e instanceof n.window.HTMLElement||e instanceof n.window.DocumentFragment){var o=e;e=n.parse("","text/html"),n.append(n.body(e),o)}return t.prototype.create.call(this,e,r)},e}(i.AbstractHandler);e.HTMLHandler=a},3363:function(t,e,r){var n,o=this&&this.__extends||(n=function(t,e){return n=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&(t[r]=e[r])},n(t,e)},function(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Class extends value "+String(e)+" is not a constructor or null");function r(){this.constructor=t}n(t,e),t.prototype=null===e?Object.create(e):(r.prototype=e.prototype,new r)});Object.defineProperty(e,"__esModule",{value:!0}),e.HTMLMathItem=void 0;var i=r(4474),s=function(t){function e(e,r,n,o,i){return void 0===n&&(n=!0),void 0===o&&(o={node:null,n:0,delim:""}),void 0===i&&(i={node:null,n:0,delim:""}),t.call(this,e,r,n,o,i)||this}return o(e,t),Object.defineProperty(e.prototype,"adaptor",{get:function(){return this.inputJax.adaptor},enumerable:!1,configurable:!0}),e.prototype.updateDocument=function(t){if(this.state()<i.STATE.INSERTED){if(this.inputJax.processStrings){var e=this.start.node;if(e===this.end.node)this.end.n&&this.end.n<this.adaptor.value(this.end.node).length&&this.adaptor.split(this.end.node,this.end.n),this.start.n&&(e=this.adaptor.split(this.start.node,this.start.n)),this.adaptor.replace(this.typesetRoot,e);else{for(this.start.n&&(e=this.adaptor.split(e,this.start.n));e!==this.end.node;){var r=this.adaptor.next(e);this.adaptor.remove(e),e=r}this.adaptor.insert(this.typesetRoot,e),this.end.n<this.adaptor.value(e).length&&this.adaptor.split(e,this.end.n),this.adaptor.remove(e)}}else this.adaptor.replace(this.typesetRoot,this.start.node);this.start.node=this.end.node=this.typesetRoot,this.start.n=this.end.n=0,this.state(i.STATE.INSERTED)}},e.prototype.updateStyleSheet=function(t){t.addStyleSheet()},e.prototype.removeFromDocument=function(t){if(void 0===t&&(t=!1),this.state()>=i.STATE.TYPESET){var e=this.adaptor,r=this.start.node,n=e.text("");if(t){var o=this.start.delim+this.math+this.end.delim;if(this.inputJax.processStrings)n=e.text(o);else{var s=e.parse(o,"text/html");n=e.firstChild(e.body(s))}}e.parent(r)&&e.replace(n,r),this.start.node=this.end.node=n,this.start.n=this.end.n=0}},e}(i.AbstractMathItem);e.HTMLMathItem=s},3335:function(t,e,r){var n,o=this&&this.__extends||(n=function(t,e){return n=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&(t[r]=e[r])},n(t,e)},function(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Class extends value "+String(e)+" is not a constructor or null");function r(){this.constructor=t}n(t,e),t.prototype=null===e?Object.create(e):(r.prototype=e.prototype,new r)});Object.defineProperty(e,"__esModule",{value:!0}),e.HTMLMathList=void 0;var i=function(t){function e(){return null!==t&&t.apply(this,arguments)||this}return o(e,t),e}(r(9e3).AbstractMathList);e.HTMLMathList=i},2892:function(t,e,r){var n,o=this&&this.__extends||(n=function(t,e){return n=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&(t[r]=e[r])},n(t,e)},function(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Class extends value "+String(e)+" is not a constructor or null");function r(){this.constructor=t}n(t,e),t.prototype=null===e?Object.create(e):(r.prototype=e.prototype,new r)}),i=this&&this.__read||function(t,e){var r="function"==typeof Symbol&&t[Symbol.iterator];if(!r)return t;var n,o,i=r.call(t),s=[];try{for(;(void 0===e||e-- >0)&&!(n=i.next()).done;)s.push(n.value)}catch(t){o={error:t}}finally{try{n&&!n.done&&(r=i.return)&&r.call(i)}finally{if(o)throw o.error}}return s};Object.defineProperty(e,"__esModule",{value:!0}),e.MathML=void 0;var s=r(9206),a=r(7233),l=r(7525),c=r(625),u=r(2769),p=function(t){function e(e){void 0===e&&(e={});var r=this,n=i((0,a.separateOptions)(e,c.FindMathML.OPTIONS,u.MathMLCompile.OPTIONS),3),o=n[0],s=n[1],p=n[2];return(r=t.call(this,o)||this).findMathML=r.options.FindMathML||new c.FindMathML(s),r.mathml=r.options.MathMLCompile||new u.MathMLCompile(p),r.mmlFilters=new l.FunctionList,r}return o(e,t),e.prototype.setAdaptor=function(e){t.prototype.setAdaptor.call(this,e),this.findMathML.adaptor=e,this.mathml.adaptor=e},e.prototype.setMmlFactory=function(e){t.prototype.setMmlFactory.call(this,e),this.mathml.setMmlFactory(e)},Object.defineProperty(e.prototype,"processStrings",{get:function(){return!1},enumerable:!1,configurable:!0}),e.prototype.compile=function(t,e){var r=t.start.node;if(!r||!t.end.node||this.options.forceReparse||"#text"===this.adaptor.kind(r)){var n=this.executeFilters(this.preFilters,t,e,(t.math||"<math></math>").trim()),o=this.checkForErrors(this.adaptor.parse(n,"text/"+this.options.parseAs)),i=this.adaptor.body(o);1!==this.adaptor.childNodes(i).length&&this.error("MathML must consist of a single element"),r=this.adaptor.remove(this.adaptor.firstChild(i)),"math"!==this.adaptor.kind(r).replace(/^[a-z]+:/,"")&&this.error("MathML must be formed by a <math> element, not <"+this.adaptor.kind(r)+">")}return r=this.executeFilters(this.mmlFilters,t,e,r),this.executeFilters(this.postFilters,t,e,this.mathml.compile(r))},e.prototype.checkForErrors=function(t){var e=this.adaptor.tags(this.adaptor.body(t),"parsererror")[0];return e&&(""===this.adaptor.textContent(e)&&this.error("Error processing MathML"),this.options.parseError.call(this,e)),t},e.prototype.error=function(t){throw new Error(t)},e.prototype.findMath=function(t){return this.findMathML.findMath(t)},e.NAME="MathML",e.OPTIONS=(0,a.defaultOptions)({parseAs:"html",forceReparse:!1,FindMathML:null,MathMLCompile:null,parseError:function(t){this.error(this.adaptor.textContent(t).replace(/\n.*/g,""))}},s.AbstractInputJax.OPTIONS),e}(s.AbstractInputJax);e.MathML=p},625:function(t,e,r){var n,o=this&&this.__extends||(n=function(t,e){return n=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&(t[r]=e[r])},n(t,e)},function(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Class extends value "+String(e)+" is not a constructor or null");function r(){this.constructor=t}n(t,e),t.prototype=null===e?Object.create(e):(r.prototype=e.prototype,new r)}),i=this&&this.__values||function(t){var e="function"==typeof Symbol&&Symbol.iterator,r=e&&t[e],n=0;if(r)return r.call(t);if(t&&"number"==typeof t.length)return{next:function(){return t&&n>=t.length&&(t=void 0),{value:t&&t[n++],done:!t}}};throw new TypeError(e?"Object is not iterable.":"Symbol.iterator is not defined.")};Object.defineProperty(e,"__esModule",{value:!0}),e.FindMathML=void 0;var s=r(3494),a="http://www.w3.org/1998/Math/MathML",l=function(t){function e(){return null!==t&&t.apply(this,arguments)||this}return o(e,t),e.prototype.findMath=function(t){var e=new Set;this.findMathNodes(t,e),this.findMathPrefixed(t,e);var r=this.adaptor.root(this.adaptor.document);return"html"===this.adaptor.kind(r)&&0===e.size&&this.findMathNS(t,e),this.processMath(e)},e.prototype.findMathNodes=function(t,e){var r,n;try{for(var o=i(this.adaptor.tags(t,"math")),s=o.next();!s.done;s=o.next()){var a=s.value;e.add(a)}}catch(t){r={error:t}}finally{try{s&&!s.done&&(n=o.return)&&n.call(o)}finally{if(r)throw r.error}}},e.prototype.findMathPrefixed=function(t,e){var r,n,o,s,l=this.adaptor.root(this.adaptor.document);try{for(var c=i(this.adaptor.allAttributes(l)),u=c.next();!u.done;u=c.next()){var p=u.value;if("xmlns:"===p.name.substr(0,6)&&p.value===a){var h=p.name.substr(6);try{for(var f=(o=void 0,i(this.adaptor.tags(t,h+":math"))),d=f.next();!d.done;d=f.next()){var m=d.value;e.add(m)}}catch(t){o={error:t}}finally{try{d&&!d.done&&(s=f.return)&&s.call(f)}finally{if(o)throw o.error}}}}}catch(t){r={error:t}}finally{try{u&&!u.done&&(n=c.return)&&n.call(c)}finally{if(r)throw r.error}}},e.prototype.findMathNS=function(t,e){var r,n;try{for(var o=i(this.adaptor.tags(t,"math",a)),s=o.next();!s.done;s=o.next()){var l=s.value;e.add(l)}}catch(t){r={error:t}}finally{try{s&&!s.done&&(n=o.return)&&n.call(o)}finally{if(r)throw r.error}}},e.prototype.processMath=function(t){var e,r,n=[];try{for(var o=i(Array.from(t)),s=o.next();!s.done;s=o.next()){var a=s.value,l="block"===this.adaptor.getAttribute(a,"display")||"display"===this.adaptor.getAttribute(a,"mode"),c={node:a,n:0,delim:""},u={node:a,n:0,delim:""};n.push({math:this.adaptor.outerHTML(a),start:c,end:u,display:l})}}catch(t){e={error:t}}finally{try{s&&!s.done&&(r=o.return)&&r.call(o)}finally{if(e)throw e.error}}return n},e.OPTIONS={},e}(s.AbstractFindMath);e.FindMathML=l},2769:function(t,e,r){var n=this&&this.__assign||function(){return n=Object.assign||function(t){for(var e,r=1,n=arguments.length;r<n;r++)for(var o in e=arguments[r])Object.prototype.hasOwnProperty.call(e,o)&&(t[o]=e[o]);return t},n.apply(this,arguments)},o=this&&this.__createBinding||(Object.create?function(t,e,r,n){void 0===n&&(n=r);var o=Object.getOwnPropertyDescriptor(e,r);o&&!("get"in o?!e.__esModule:o.writable||o.configurable)||(o={enumerable:!0,get:function(){return e[r]}}),Object.defineProperty(t,n,o)}:function(t,e,r,n){void 0===n&&(n=r),t[n]=e[r]}),i=this&&this.__setModuleDefault||(Object.create?function(t,e){Object.defineProperty(t,"default",{enumerable:!0,value:e})}:function(t,e){t.default=e}),s=this&&this.__importStar||function(t){if(t&&t.__esModule)return t;var e={};if(null!=t)for(var r in t)"default"!==r&&Object.prototype.hasOwnProperty.call(t,r)&&o(e,t,r);return i(e,t),e},a=this&&this.__values||function(t){var e="function"==typeof Symbol&&Symbol.iterator,r=e&&t[e],n=0;if(r)return r.call(t);if(t&&"number"==typeof t.length)return{next:function(){return t&&n>=t.length&&(t=void 0),{value:t&&t[n++],done:!t}}};throw new TypeError(e?"Object is not iterable.":"Symbol.iterator is not defined.")};Object.defineProperty(e,"__esModule",{value:!0}),e.MathMLCompile=void 0;var l=r(9007),c=r(7233),u=s(r(5368)),p=function(){function t(t){void 0===t&&(t={});var e=this.constructor;this.options=(0,c.userOptions)((0,c.defaultOptions)({},e.OPTIONS),t)}return t.prototype.setMmlFactory=function(t){this.factory=t},t.prototype.compile=function(t){var e=this.makeNode(t);return e.verifyTree(this.options.verify),e.setInheritedAttributes({},!1,0,!1),e.walkTree(this.markMrows),e},t.prototype.makeNode=function(t){var e,r,n=this.adaptor,o=!1,i=n.kind(t).replace(/^.*:/,""),s=n.getAttribute(t,"data-mjx-texclass")||"";s&&(s=this.filterAttribute("data-mjx-texclass",s)||"");var c=s&&"mrow"===i?"TeXAtom":i;try{for(var u=a(this.filterClassList(n.allClasses(t))),p=u.next();!p.done;p=u.next()){var h=p.value;h.match(/^MJX-TeXAtom-/)&&"mrow"===i?(s=h.substr(12),c="TeXAtom"):"MJX-fixedlimits"===h&&(o=!0)}}catch(t){e={error:t}}finally{try{p&&!p.done&&(r=u.return)&&r.call(u)}finally{if(e)throw e.error}}this.factory.getNodeClass(c)||this.error('Unknown node type "'+c+'"');var f=this.factory.create(c);return"TeXAtom"!==c||"OP"!==s||o||(f.setProperty("movesupsub",!0),f.attributes.setInherited("movablelimits",!0)),s&&(f.texClass=l.TEXCLASS[s],f.setProperty("texClass",f.texClass)),this.addAttributes(f,t),this.checkClass(f,t),this.addChildren(f,t),f},t.prototype.addAttributes=function(t,e){var r,n,o=!1;try{for(var i=a(this.adaptor.allAttributes(e)),s=i.next();!s.done;s=i.next()){var l=s.value,c=l.name,u=this.filterAttribute(c,l.value);if(null!==u&&"xmlns"!==c)if("data-mjx-"===c.substr(0,9))switch(c.substr(9)){case"alternate":t.setProperty("variantForm",!0);break;case"variant":t.attributes.set("mathvariant",u),o=!0;break;case"smallmatrix":t.setProperty("scriptlevel",1),t.setProperty("useHeight",!1);break;case"accent":t.setProperty("mathaccent","true"===u);break;case"auto-op":t.setProperty("autoOP","true"===u);break;case"script-align":t.setProperty("scriptalign",u)}else if("class"!==c){var p=u.toLowerCase();"true"===p||"false"===p?t.attributes.set(c,"true"===p):o&&"mathvariant"===c||t.attributes.set(c,u)}}}catch(t){r={error:t}}finally{try{s&&!s.done&&(n=i.return)&&n.call(i)}finally{if(r)throw r.error}}},t.prototype.filterAttribute=function(t,e){return e},t.prototype.filterClassList=function(t){return t},t.prototype.addChildren=function(t,e){var r,n;if(0!==t.arity){var o=this.adaptor;try{for(var i=a(o.childNodes(e)),s=i.next();!s.done;s=i.next()){var l=s.value,c=o.kind(l);if("#comment"!==c)if("#text"===c)this.addText(t,l);else if(t.isKind("annotation-xml"))t.appendChild(this.factory.create("XML").setXML(l,o));else{var u=t.appendChild(this.makeNode(l));0===u.arity&&o.childNodes(l).length&&(this.options.fixMisplacedChildren?this.addChildren(t,l):u.mError("There should not be children for "+u.kind+" nodes",this.options.verify,!0))}}}catch(t){r={error:t}}finally{try{s&&!s.done&&(n=i.return)&&n.call(i)}finally{if(r)throw 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null;var t=this.stack.Top().First;return this.configuration.popParser(),t},t.prototype.convertDelimiter=function(t){var e=this.lookup("delimiter",t);return e?e.char:null},t.prototype.getCodePoint=function(){var t=this.string.codePointAt(this.i);return void 0===t?"":String.fromCodePoint(t)},t.prototype.nextIsSpace=function(){return!!this.string.charAt(this.i).match(/\s/)},t.prototype.GetNext=function(){for(;this.nextIsSpace();)this.i++;return this.getCodePoint()},t.prototype.GetCS=function(){var t=this.string.slice(this.i).match(/^(([a-z]+) ?|[\uD800-\uDBFF].|.)/i);return t?(this.i+=t[0].length,t[2]||t[1]):(this.i++," ")},t.prototype.GetArgument=function(t,e){switch(this.GetNext()){case"":if(!e)throw new c.default("MissingArgFor","Missing argument for %1",this.currentCS);return null;case"}":if(!e)throw new c.default("ExtraCloseMissingOpen","Extra close brace or missing open brace");return null;case"\\":return this.i++,"\\"+this.GetCS();case"{":for(var r=++this.i,n=1;this.i<this.string.length;)switch(this.string.charAt(this.i++)){case"\\":this.i++;break;case"{":n++;break;case"}":if(0==--n)return this.string.slice(r,this.i-1)}throw new c.default("MissingCloseBrace","Missing close brace")}var o=this.getCodePoint();return this.i+=o.length,o},t.prototype.GetBrackets=function(t,e){if("["!==this.GetNext())return e;for(var r=++this.i,n=0;this.i<this.string.length;)switch(this.string.charAt(this.i++)){case"{":n++;break;case"\\":this.i++;break;case"}":if(n--<=0)throw new c.default("ExtraCloseLooking","Extra close brace while looking for %1","']'");break;case"]":if(0===n)return this.string.slice(r,this.i-1)}throw new c.default("MissingCloseBracket","Could not find closing ']' for argument to %1",this.currentCS)},t.prototype.GetDelimiter=function(t,e){var r=this.GetNext();if(this.i+=r.length,this.i<=this.string.length&&("\\"===r?r+=this.GetCS():"{"===r&&e&&(this.i--,r=this.GetArgument(t).trim()),this.contains("delimiter",r)))return this.convertDelimiter(r);throw new c.default("MissingOrUnrecognizedDelim","Missing or unrecognized delimiter for %1",this.currentCS)},t.prototype.GetDimen=function(t){if("{"===this.GetNext()){var e=this.GetArgument(t),r=o(a.default.matchDimen(e),2),n=r[0],i=r[1];if(n)return n+i}else{e=this.string.slice(this.i);var s=o(a.default.matchDimen(e,!0),3),l=(n=s[0],i=s[1],s[2]);if(n)return this.i+=l,n+i}throw new c.default("MissingDimOrUnits","Missing dimension or its units for %1",this.currentCS)},t.prototype.GetUpTo=function(t,e){for(;this.nextIsSpace();)this.i++;for(var r=this.i,n=0;this.i<this.string.length;){var o=this.i,i=this.GetNext();switch(this.i+=i.length,i){case"\\":i+=this.GetCS();break;case"{":n++;break;case"}":if(0===n)throw new c.default("ExtraCloseLooking","Extra close brace while looking for %1",e);n--}if(0===n&&i===e)return this.string.slice(r,o)}throw new c.default("TokenNotFoundForCommand","Could not find %1 for %2",e,this.currentCS)},t.prototype.ParseArg=function(e){return new t(this.GetArgument(e),this.stack.env,this.configuration).mml()},t.prototype.ParseUpTo=function(e,r){return new t(this.GetUpTo(e,r),this.stack.env,this.configuration).mml()},t.prototype.GetDelimiterArg=function(t){var e=a.default.trimSpaces(this.GetArgument(t));if(""===e)return null;if(this.contains("delimiter",e))return e;throw new c.default("MissingOrUnrecognizedDelim","Missing or unrecognized delimiter for %1",this.currentCS)},t.prototype.GetStar=function(){var t="*"===this.GetNext();return t&&this.i++,t},t.prototype.create=function(t){for(var e,r=[],n=1;n<arguments.length;n++)r[n-1]=arguments[n];return(e=this.configuration.nodeFactory).create.apply(e,i([t],o(r),!1))},t}();e.default=p},8021:function(t,e,r){var n,o,i=this&&this.__extends||(n=function(t,e){return n=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&(t[r]=e[r])},n(t,e)},function(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Class extends value "+String(e)+" is not a constructor or null");function r(){this.constructor=t}n(t,e),t.prototype=null===e?Object.create(e):(r.prototype=e.prototype,new r)});Object.defineProperty(e,"__esModule",{value:!0}),e.AmsConfiguration=e.AmsTags=void 0;var s=r(9899),a=r(2790),l=r(6521),c=r(4387);r(7379);var u=r(9140),p=function(t){function e(){return null!==t&&t.apply(this,arguments)||this}return i(e,t),e}(l.AbstractTags);e.AmsTags=p;e.AmsConfiguration=s.Configuration.create("ams",{handler:{character:["AMSmath-operatorLetter"],delimiter:["AMSsymbols-delimiter","AMSmath-delimiter"],macro:["AMSsymbols-mathchar0mi","AMSsymbols-mathchar0mo","AMSsymbols-delimiter","AMSsymbols-macros","AMSmath-mathchar0mo","AMSmath-macros","AMSmath-delimiter"],environment:["AMSmath-environment"]},items:(o={},o[a.MultlineItem.prototype.kind]=a.MultlineItem,o[a.FlalignItem.prototype.kind]=a.FlalignItem,o),tags:{ams:p},init:function(t){new u.CommandMap(c.NEW_OPS,{},{}),t.append(s.Configuration.local({handler:{macro:[c.NEW_OPS]},priority:-1}))},config:function(t,e){e.parseOptions.options.multlineWidth&&(e.parseOptions.options.ams.multlineWidth=e.parseOptions.options.multlineWidth),delete e.parseOptions.options.multlineWidth},options:{multlineWidth:"",ams:{multlineWidth:"100%",multlineIndent:"1em"}}})},2790:function(t,e,r){var n,o=this&&this.__extends||(n=function(t,e){return n=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&(t[r]=e[r])},n(t,e)},function(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Class extends value "+String(e)+" is not a constructor or null");function r(){this.constructor=t}n(t,e),t.prototype=null===e?Object.create(e):(r.prototype=e.prototype,new r)}),i=this&&this.__assign||function(){return i=Object.assign||function(t){for(var e,r=1,n=arguments.length;r<n;r++)for(var o in e=arguments[r])Object.prototype.hasOwnProperty.call(e,o)&&(t[o]=e[o]);return t},i.apply(this,arguments)},s=this&&this.__importDefault||function(t){return t&&t.__esModule?t:{default:t}};Object.defineProperty(e,"__esModule",{value:!0}),e.FlalignItem=e.MultlineItem=void 0;var a=r(1181),l=s(r(1130)),c=s(r(1256)),u=s(r(3971)),p=r(8317),h=function(t){function e(e){for(var r=[],n=1;n<arguments.length;n++)r[n-1]=arguments[n];var o=t.call(this,e)||this;return o.factory.configuration.tags.start("multline",!0,r[0]),o}return o(e,t),Object.defineProperty(e.prototype,"kind",{get:function(){return"multline"},enumerable:!1,configurable:!0}),e.prototype.EndEntry=function(){this.table.length&&l.default.fixInitialMO(this.factory.configuration,this.nodes);var t=this.getProperty("shove"),e=this.create("node","mtd",this.nodes,t?{columnalign:t}:{});this.setProperty("shove",null),this.row.push(e),this.Clear()},e.prototype.EndRow=function(){if(1!==this.row.length)throw new u.default("MultlineRowsOneCol","The rows within the %1 environment must have exactly one column","multline");var t=this.create("node","mtr",this.row);this.table.push(t),this.row=[]},e.prototype.EndTable=function(){if(t.prototype.EndTable.call(this),this.table.length){var e=this.table.length-1,r=-1;c.default.getAttribute(c.default.getChildren(this.table[0])[0],"columnalign")||c.default.setAttribute(c.default.getChildren(this.table[0])[0],"columnalign",p.TexConstant.Align.LEFT),c.default.getAttribute(c.default.getChildren(this.table[e])[0],"columnalign")||c.default.setAttribute(c.default.getChildren(this.table[e])[0],"columnalign",p.TexConstant.Align.RIGHT);var n=this.factory.configuration.tags.getTag();if(n){r=this.arraydef.side===p.TexConstant.Align.LEFT?0:this.table.length-1;var o=this.table[r],i=this.create("node","mlabeledtr",[n].concat(c.default.getChildren(o)));c.default.copyAttributes(o,i),this.table[r]=i}}this.factory.configuration.tags.end()},e}(a.ArrayItem);e.MultlineItem=h;var f=function(t){function e(e,r,n,o,i){var s=t.call(this,e)||this;return s.name=r,s.numbered=n,s.padded=o,s.center=i,s.factory.configuration.tags.start(r,n,n),s}return o(e,t),Object.defineProperty(e.prototype,"kind",{get:function(){return"flalign"},enumerable:!1,configurable:!0}),e.prototype.EndEntry=function(){t.prototype.EndEntry.call(this);var e=this.getProperty("xalignat");if(e&&this.row.length>e)throw new u.default("XalignOverflow","Extra %1 in row of %2","&",this.name)},e.prototype.EndRow=function(){for(var e,r=this.row,n=this.getProperty("xalignat");r.length<n;)r.push(this.create("node","mtd"));for(this.row=[],this.padded&&this.row.push(this.create("node","mtd"));e=r.shift();)this.row.push(e),(e=r.shift())&&this.row.push(e),(r.length||this.padded)&&this.row.push(this.create("node","mtd"));this.row.length>this.maxrow&&(this.maxrow=this.row.length),t.prototype.EndRow.call(this);var o=this.table[this.table.length-1];if(this.getProperty("zeroWidthLabel")&&o.isKind("mlabeledtr")){var s=c.default.getChildren(o)[0],a=this.factory.configuration.options.tagSide,l=i({width:0},"right"===a?{lspace:"-1width"}:{}),u=this.create("node","mpadded",c.default.getChildren(s),l);s.setChildren([u])}},e.prototype.EndTable=function(){(t.prototype.EndTable.call(this),this.center)&&(this.maxrow<=2&&(delete this.arraydef.width,delete this.global.indentalign))},e}(a.EqnArrayItem);e.FlalignItem=f},7379:function(t,e,r){var n=this&&this.__createBinding||(Object.create?function(t,e,r,n){void 0===n&&(n=r);var o=Object.getOwnPropertyDescriptor(e,r);o&&!("get"in o?!e.__esModule:o.writable||o.configurable)||(o={enumerable:!0,get:function(){return e[r]}}),Object.defineProperty(t,n,o)}:function(t,e,r,n){void 0===n&&(n=r),t[n]=e[r]}),o=this&&this.__setModuleDefault||(Object.create?function(t,e){Object.defineProperty(t,"default",{enumerable:!0,value:e})}:function(t,e){t.default=e}),i=this&&this.__importStar||function(t){if(t&&t.__esModule)return t;var e={};if(null!=t)for(var r in t)"default"!==r&&Object.prototype.hasOwnProperty.call(t,r)&&n(e,t,r);return o(e,t),e},s=this&&this.__importDefault||function(t){return t&&t.__esModule?t:{default:t}};Object.defineProperty(e,"__esModule",{value:!0});var a=r(4387),l=i(r(9140)),c=r(8317),u=s(r(5450)),p=s(r(1130)),h=r(9007),f=r(6010);new l.CharacterMap("AMSmath-mathchar0mo",u.default.mathchar0mo,{iiiint:["\u2a0c",{texClass:h.TEXCLASS.OP}]}),new l.RegExpMap("AMSmath-operatorLetter",a.AmsMethods.operatorLetter,/[-*]/i),new l.CommandMap("AMSmath-macros",{mathring:["Accent","02DA"],nobreakspace:"Tilde",negmedspace:["Spacer",f.MATHSPACE.negativemediummathspace],negthickspace:["Spacer",f.MATHSPACE.negativethickmathspace],idotsint:["MultiIntegral","\\int\\cdots\\int"],dddot:["Accent","20DB"],ddddot:["Accent","20DC"],sideset:"SideSet",boxed:["Macro","\\fbox{$\\displaystyle{#1}$}",1],tag:"HandleTag",notag:"HandleNoTag",eqref:["HandleRef",!0],substack:["Macro","\\begin{subarray}{c}#1\\end{subarray}",1],injlim:["NamedOp","inj&thinsp;lim"],projlim:["NamedOp","proj&thinsp;lim"],varliminf:["Macro","\\mathop{\\underline{\\mmlToken{mi}{lim}}}"],varlimsup:["Macro","\\mathop{\\overline{\\mmlToken{mi}{lim}}}"],varinjlim:["Macro","\\mathop{\\underrightarrow{\\mmlToken{mi}{lim}}}"],varprojlim:["Macro","\\mathop{\\underleftarrow{\\mmlToken{mi}{lim}}}"],DeclareMathOperator:"HandleDeclareOp",operatorname:"HandleOperatorName",genfrac:"Genfrac",frac:["Genfrac","","","",""],tfrac:["Genfrac","","","","1"],dfrac:["Genfrac","","","","0"],binom:["Genfrac","(",")","0",""],tbinom:["Genfrac","(",")","0","1"],dbinom:["Genfrac","(",")","0","0"],cfrac:"CFrac",shoveleft:["HandleShove",c.TexConstant.Align.LEFT],shoveright:["HandleShove",c.TexConstant.Align.RIGHT],xrightarrow:["xArrow",8594,5,10],xleftarrow:["xArrow",8592,10,5]},a.AmsMethods),new l.EnvironmentMap("AMSmath-environment",u.default.environment,{"equation*":["Equation",null,!1],"eqnarray*":["EqnArray",null,!1,!0,"rcl",p.default.cols(0,f.MATHSPACE.thickmathspace),".5em"],align:["EqnArray",null,!0,!0,"rl",p.default.cols(0,2)],"align*":["EqnArray",null,!1,!0,"rl",p.default.cols(0,2)],multline:["Multline",null,!0],"multline*":["Multline",null,!1],split:["EqnArray",null,!1,!1,"rl",p.default.cols(0)],gather:["EqnArray",null,!0,!0,"c"],"gather*":["EqnArray",null,!1,!0,"c"],alignat:["AlignAt",null,!0,!0],"alignat*":["AlignAt",null,!1,!0],alignedat:["AlignAt",null,!1,!1],aligned:["AmsEqnArray",null,null,null,"rl",p.default.cols(0,2),".5em","D"],gathered:["AmsEqnArray",null,null,null,"c",null,".5em","D"],xalignat:["XalignAt",null,!0,!0],"xalignat*":["XalignAt",null,!1,!0],xxalignat:["XalignAt",null,!1,!1],flalign:["FlalignArray",null,!0,!1,!0,"rlc","auto auto fit"],"flalign*":["FlalignArray",null,!1,!1,!0,"rlc","auto auto fit"],subarray:["Array",null,null,null,null,p.default.cols(0),"0.1em","S",1],smallmatrix:["Array",null,null,null,"c",p.default.cols(1/3),".2em","S",1],matrix:["Array",null,null,null,"c"],pmatrix:["Array",null,"(",")","c"],bmatrix:["Array",null,"[","]","c"],Bmatrix:["Array",null,"\\{","\\}","c"],vmatrix:["Array",null,"\\vert","\\vert","c"],Vmatrix:["Array",null,"\\Vert","\\Vert","c"],cases:["Array",null,"\\{",".","ll",null,".2em","T"]},a.AmsMethods),new l.DelimiterMap("AMSmath-delimiter",u.default.delimiter,{"\\lvert":["|",{texClass:h.TEXCLASS.OPEN}],"\\rvert":["|",{texClass:h.TEXCLASS.CLOSE}],"\\lVert":["\u2016",{texClass:h.TEXCLASS.OPEN}],"\\rVert":["\u2016",{texClass:h.TEXCLASS.CLOSE}]}),new l.CharacterMap("AMSsymbols-mathchar0mi",u.default.mathchar0mi,{digamma:"\u03dd",varkappa:"\u03f0",varGamma:["\u0393",{mathvariant:c.TexConstant.Variant.ITALIC}],varDelta:["\u0394",{mathvariant:c.TexConstant.Variant.ITALIC}],varTheta:["\u0398",{mathvariant:c.TexConstant.Variant.ITALIC}],varLambda:["\u039b",{mathvariant:c.TexConstant.Variant.ITALIC}],varXi:["\u039e",{mathvariant:c.TexConstant.Variant.ITALIC}],varPi:["\u03a0",{mathvariant:c.TexConstant.Variant.ITALIC}],varSigma:["\u03a3",{mathvariant:c.TexConstant.Variant.ITALIC}],varUpsilon:["\u03a5",{mathvariant:c.TexConstant.Variant.ITALIC}],varPhi:["\u03a6",{mathvariant:c.TexConstant.Variant.ITALIC}],varPsi:["\u03a8",{mathvariant:c.TexConstant.Variant.ITALIC}],varOmega:["\u03a9",{mathvariant:c.TexConstant.Variant.ITALIC}],beth:"\u2136",gimel:"\u2137",daleth:"\u2138",backprime:["\u2035",{variantForm:!0}],hslash:"\u210f",varnothing:["\u2205",{variantForm:!0}],blacktriangle:"\u25b4",triangledown:["\u25bd",{variantForm:!0}],blacktriangledown:"\u25be",square:"\u25fb",Box:"\u25fb",blacksquare:"\u25fc",lozenge:"\u25ca",Diamond:"\u25ca",blacklozenge:"\u29eb",circledS:["\u24c8",{mathvariant:c.TexConstant.Variant.NORMAL}],bigstar:"\u2605",sphericalangle:"\u2222",measuredangle:"\u2221",nexists:"\u2204",complement:"\u2201",mho:"\u2127",eth:["\xf0",{mathvariant:c.TexConstant.Variant.NORMAL}],Finv:"\u2132",diagup:"\u2571",Game:"\u2141",diagdown:"\u2572",Bbbk:["k",{mathvariant:c.TexConstant.Variant.DOUBLESTRUCK}],yen:"\xa5",circledR:"\xae",checkmark:"\u2713",maltese:"\u2720"}),new l.CharacterMap("AMSsymbols-mathchar0mo",u.default.mathchar0mo,{dotplus:"\u2214",ltimes:"\u22c9",smallsetminus:["\u2216",{variantForm:!0}],rtimes:"\u22ca",Cap:"\u22d2",doublecap:"\u22d2",leftthreetimes:"\u22cb",Cup:"\u22d3",doublecup:"\u22d3",rightthreetimes:"\u22cc",barwedge:"\u22bc",curlywedge:"\u22cf",veebar:"\u22bb",curlyvee:"\u22ce",doublebarwedge:"\u2a5e",boxminus:"\u229f",circleddash:"\u229d",boxtimes:"\u22a0",circledast:"\u229b",boxdot:"\u22a1",circledcirc:"\u229a",boxplus:"\u229e",centerdot:["\u22c5",{variantForm:!0}],divideontimes:"\u22c7",intercal:"\u22ba",leqq:"\u2266",geqq:"\u2267",leqslant:"\u2a7d",geqslant:"\u2a7e",eqslantless:"\u2a95",eqslantgtr:"\u2a96",lesssim:"\u2272",gtrsim:"\u2273",lessapprox:"\u2a85",gtrapprox:"\u2a86",approxeq:"\u224a",lessdot:"\u22d6",gtrdot:"\u22d7",lll:"\u22d8",llless:"\u22d8",ggg:"\u22d9",gggtr:"\u22d9",lessgtr:"\u2276",gtrless:"\u2277",lesseqgtr:"\u22da",gtreqless:"\u22db",lesseqqgtr:"\u2a8b",gtreqqless:"\u2a8c",doteqdot:"\u2251",Doteq:"\u2251",eqcirc:"\u2256",risingdotseq:"\u2253",circeq:"\u2257",fallingdotseq:"\u2252",triangleq:"\u225c",backsim:"\u223d",thicksim:["\u223c",{variantForm:!0}],backsimeq:"\u22cd",thickapprox:["\u2248",{variantForm:!0}],subseteqq:"\u2ac5",supseteqq:"\u2ac6",Subset:"\u22d0",Supset:"\u22d1",sqsubset:"\u228f",sqsupset:"\u2290",preccurlyeq:"\u227c",succcurlyeq:"\u227d",curlyeqprec:"\u22de",curlyeqsucc:"\u22df",precsim:"\u227e",succsim:"\u227f",precapprox:"\u2ab7",succapprox:"\u2ab8",vartriangleleft:"\u22b2",lhd:"\u22b2",vartriangleright:"\u22b3",rhd:"\u22b3",trianglelefteq:"\u22b4",unlhd:"\u22b4",trianglerighteq:"\u22b5",unrhd:"\u22b5",vDash:["\u22a8",{variantForm:!0}],Vdash:"\u22a9",Vvdash:"\u22aa",smallsmile:["\u2323",{variantForm:!0}],shortmid:["\u2223",{variantForm:!0}],smallfrown:["\u2322",{variantForm:!0}],shortparallel:["\u2225",{variantForm:!0}],bumpeq:"\u224f",between:"\u226c",Bumpeq:"\u224e",pitchfork:"\u22d4",varpropto:["\u221d",{variantForm:!0}],backepsilon:"\u220d",blacktriangleleft:"\u25c2",blacktriangleright:"\u25b8",therefore:"\u2234",because:"\u2235",eqsim:"\u2242",vartriangle:["\u25b3",{variantForm:!0}],Join:"\u22c8",nless:"\u226e",ngtr:"\u226f",nleq:"\u2270",ngeq:"\u2271",nleqslant:["\u2a87",{variantForm:!0}],ngeqslant:["\u2a88",{variantForm:!0}],nleqq:["\u2270",{variantForm:!0}],ngeqq:["\u2271",{variantForm:!0}],lneq:"\u2a87",gneq:"\u2a88",lneqq:"\u2268",gneqq:"\u2269",lvertneqq:["\u2268",{variantForm:!0}],gvertneqq:["\u2269",{variantForm:!0}],lnsim:"\u22e6",gnsim:"\u22e7",lnapprox:"\u2a89",gnapprox:"\u2a8a",nprec:"\u2280",nsucc:"\u2281",npreceq:["\u22e0",{variantForm:!0}],nsucceq:["\u22e1",{variantForm:!0}],precneqq:"\u2ab5",succneqq:"\u2ab6",precnsim:"\u22e8",succnsim:"\u22e9",precnapprox:"\u2ab9",succnapprox:"\u2aba",nsim:"\u2241",ncong:"\u2247",nshortmid:["\u2224",{variantForm:!0}],nshortparallel:["\u2226",{variantForm:!0}],nmid:"\u2224",nparallel:"\u2226",nvdash:"\u22ac",nvDash:"\u22ad",nVdash:"\u22ae",nVDash:"\u22af",ntriangleleft:"\u22ea",ntriangleright:"\u22eb",ntrianglelefteq:"\u22ec",ntrianglerighteq:"\u22ed",nsubseteq:"\u2288",nsupseteq:"\u2289",nsubseteqq:["\u2288",{variantForm:!0}],nsupseteqq:["\u2289",{variantForm:!0}],subsetneq:"\u228a",supsetneq:"\u228b",varsubsetneq:["\u228a",{variantForm:!0}],varsupsetneq:["\u228b",{variantForm:!0}],subsetneqq:"\u2acb",supsetneqq:"\u2acc",varsubsetneqq:["\u2acb",{variantForm:!0}],varsupsetneqq:["\u2acc",{variantForm:!0}],leftleftarrows:"\u21c7",rightrightarrows:"\u21c9",leftrightarrows:"\u21c6",rightleftarrows:"\u21c4",Lleftarrow:"\u21da",Rrightarrow:"\u21db",twoheadleftarrow:"\u219e",twoheadrightarrow:"\u21a0",leftarrowtail:"\u21a2",rightarrowtail:"\u21a3",looparrowleft:"\u21ab",looparrowright:"\u21ac",leftrightharpoons:"\u21cb",rightleftharpoons:["\u21cc",{variantForm:!0}],curvearrowleft:"\u21b6",curvearrowright:"\u21b7",circlearrowleft:"\u21ba",circlearrowright:"\u21bb",Lsh:"\u21b0",Rsh:"\u21b1",upuparrows:"\u21c8",downdownarrows:"\u21ca",upharpoonleft:"\u21bf",upharpoonright:"\u21be",downharpoonleft:"\u21c3",restriction:"\u21be",multimap:"\u22b8",downharpoonright:"\u21c2",leftrightsquigarrow:"\u21ad",rightsquigarrow:"\u21dd",leadsto:"\u21dd",dashrightarrow:"\u21e2",dashleftarrow:"\u21e0",nleftarrow:"\u219a",nrightarrow:"\u219b",nLeftarrow:"\u21cd",nRightarrow:"\u21cf",nleftrightarrow:"\u21ae",nLeftrightarrow:"\u21ce"}),new l.DelimiterMap("AMSsymbols-delimiter",u.default.delimiter,{"\\ulcorner":"\u231c","\\urcorner":"\u231d","\\llcorner":"\u231e","\\lrcorner":"\u231f"}),new l.CommandMap("AMSsymbols-macros",{implies:["Macro","\\;\\Longrightarrow\\;"],impliedby:["Macro","\\;\\Longleftarrow\\;"]},a.AmsMethods)},4387:function(t,e,r){var n=this&&this.__assign||function(){return n=Object.assign||function(t){for(var e,r=1,n=arguments.length;r<n;r++)for(var o in e=arguments[r])Object.prototype.hasOwnProperty.call(e,o)&&(t[o]=e[o]);return t},n.apply(this,arguments)},o=this&&this.__read||function(t,e){var r="function"==typeof Symbol&&t[Symbol.iterator];if(!r)return t;var n,o,i=r.call(t),s=[];try{for(;(void 0===e||e-- >0)&&!(n=i.next()).done;)s.push(n.value)}catch(t){o={error:t}}finally{try{n&&!n.done&&(r=i.return)&&r.call(i)}finally{if(o)throw o.error}}return s},i=this&&this.__importDefault||function(t){return t&&t.__esModule?t:{default:t}};Object.defineProperty(e,"__esModule",{value:!0}),e.NEW_OPS=e.AmsMethods=void 0;var s=i(r(1130)),a=i(r(5450)),l=i(r(1256)),c=r(8317),u=i(r(8417)),p=i(r(3971)),h=r(8803),f=i(r(7693)),d=r(9007);function m(t){if(!t||t.isInferred&&0===t.childNodes.length)return[null,null];if(t.isKind("msubsup")&&y(t))return[t,null];var e=l.default.getChildAt(t,0);return t.isInferred&&e&&y(e)?(t.childNodes.splice(0,1),[e,t]):[null,t]}function y(t){var e=t.childNodes[0];return e&&e.isKind("mi")&&""===e.getText()}e.AmsMethods={},e.AmsMethods.AmsEqnArray=function(t,e,r,n,o,i,a){var l=t.GetBrackets("\\begin{"+e.getName()+"}"),c=f.default.EqnArray(t,e,r,n,o,i,a);return s.default.setArrayAlign(c,l)},e.AmsMethods.AlignAt=function(t,r,n,o){var i,a,l=r.getName(),c="",u=[];if(o||(a=t.GetBrackets("\\begin{"+l+"}")),(i=t.GetArgument("\\begin{"+l+"}")).match(/[^0-9]/))throw new p.default("PositiveIntegerArg","Argument to %1 must me a positive integer","\\begin{"+l+"}");for(var h=parseInt(i,10);h>0;)c+="rl",u.push("0em 0em"),h--;var f=u.join(" ");if(o)return e.AmsMethods.EqnArray(t,r,n,o,c,f);var d=e.AmsMethods.EqnArray(t,r,n,o,c,f);return s.default.setArrayAlign(d,a)},e.AmsMethods.Multline=function(t,e,r){t.Push(e),s.default.checkEqnEnv(t);var n=t.itemFactory.create("multline",r,t.stack);return n.arraydef={displaystyle:!0,rowspacing:".5em",columnspacing:"100%",width:t.options.ams.multlineWidth,side:t.options.tagSide,minlabelspacing:t.options.tagIndent,framespacing:t.options.ams.multlineIndent+" 0",frame:"","data-width-includes-label":!0},n},e.AmsMethods.XalignAt=function(t,r,n,o){var i=t.GetArgument("\\begin{"+r.getName()+"}");if(i.match(/[^0-9]/))throw new p.default("PositiveIntegerArg","Argument to %1 must me a positive integer","\\begin{"+r.getName()+"}");var s=o?"crl":"rlc",a=o?"fit auto auto":"auto auto fit",l=e.AmsMethods.FlalignArray(t,r,n,o,!1,s,a,!0);return l.setProperty("xalignat",2*parseInt(i)),l},e.AmsMethods.FlalignArray=function(t,e,r,n,o,i,a,l){void 0===l&&(l=!1),t.Push(e),s.default.checkEqnEnv(t),i=i.split("").join(" ").replace(/r/g,"right").replace(/l/g,"left").replace(/c/g,"center");var c=t.itemFactory.create("flalign",e.getName(),r,n,o,t.stack);return c.arraydef={width:"100%",displaystyle:!0,columnalign:i,columnspacing:"0em",columnwidth:a,rowspacing:"3pt",side:t.options.tagSide,minlabelspacing:l?"0":t.options.tagIndent,"data-width-includes-label":!0},c.setProperty("zeroWidthLabel",l),c},e.NEW_OPS="ams-declare-ops",e.AmsMethods.HandleDeclareOp=function(t,r){var n=t.GetStar()?"*":"",o=s.default.trimSpaces(t.GetArgument(r));"\\"===o.charAt(0)&&(o=o.substr(1));var i=t.GetArgument(r);t.configuration.handlers.retrieve(e.NEW_OPS).add(o,new h.Macro(o,e.AmsMethods.Macro,["\\operatorname".concat(n,"{").concat(i,"}")]))},e.AmsMethods.HandleOperatorName=function(t,e){var r=t.GetStar(),o=s.default.trimSpaces(t.GetArgument(e)),i=new u.default(o,n(n({},t.stack.env),{font:c.TexConstant.Variant.NORMAL,multiLetterIdentifiers:/^[-*a-z]+/i,operatorLetters:!0}),t.configuration).mml();if(i.isKind("mi")||(i=t.create("node","TeXAtom",[i])),l.default.setProperties(i,{movesupsub:r,movablelimits:!0,texClass:d.TEXCLASS.OP}),!r){var a=t.GetNext(),p=t.i;"\\"===a&&++t.i&&"limits"!==t.GetCS()&&(t.i=p)}t.Push(i)},e.AmsMethods.SideSet=function(t,e){var r=o(m(t.ParseArg(e)),2),n=r[0],i=r[1],a=o(m(t.ParseArg(e)),2),c=a[0],u=a[1],p=t.ParseArg(e),h=p;n&&(i?n.replaceChild(t.create("node","mphantom",[t.create("node","mpadded",[s.default.copyNode(p,t)],{width:0})]),l.default.getChildAt(n,0)):(h=t.create("node","mmultiscripts",[p]),c&&l.default.appendChildren(h,[l.default.getChildAt(c,1)||t.create("node","none"),l.default.getChildAt(c,2)||t.create("node","none")]),l.default.setProperty(h,"scriptalign","left"),l.default.appendChildren(h,[t.create("node","mprescripts"),l.default.getChildAt(n,1)||t.create("node","none"),l.default.getChildAt(n,2)||t.create("node","none")]))),c&&h===p&&(c.replaceChild(p,l.default.getChildAt(c,0)),h=c);var 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f=t.create("node","munderover",[h]),m=t.create("node","mpadded",[c,p],i);if(l.default.setAttribute(m,"voffset","-.2em"),l.default.setAttribute(m,"height","-.2em"),l.default.setChild(f,f.over,m),a){var y=new u.default(a,t.stack.env,t.configuration).mml(),g=t.create("node","mspace",[],{height:".75em"});m=t.create("node","mpadded",[y,g],i),l.default.setAttribute(m,"voffset",".15em"),l.default.setAttribute(m,"depth","-.15em"),l.default.setChild(f,f.under,m)}l.default.setProperty(f,"subsupOK",!0),t.Push(f)},e.AmsMethods.HandleShove=function(t,e,r){var n=t.stack.Top();if("multline"!==n.kind)throw new p.default("CommandOnlyAllowedInEnv","%1 only allowed in %2 environment",t.currentCS,"multline");if(n.Size())throw new p.default("CommandAtTheBeginingOfLine","%1 must come at the beginning of the line",t.currentCS);n.setProperty("shove",r)},e.AmsMethods.CFrac=function(t,e){var r=s.default.trimSpaces(t.GetBrackets(e,"")),n=t.GetArgument(e),o=t.GetArgument(e),i={l:c.TexConstant.Align.LEFT,r:c.TexConstant.Align.RIGHT,"":""},a=new u.default("\\strut\\textstyle{"+n+"}",t.stack.env,t.configuration).mml(),h=new u.default("\\strut\\textstyle{"+o+"}",t.stack.env,t.configuration).mml(),f=t.create("node","mfrac",[a,h]);if(null==(r=i[r]))throw new p.default("IllegalAlign","Illegal alignment specified in %1",t.currentCS);r&&l.default.setProperties(f,{numalign:r,denomalign:r}),t.Push(f)},e.AmsMethods.Genfrac=function(t,e,r,n,o,i){null==r&&(r=t.GetDelimiterArg(e)),null==n&&(n=t.GetDelimiterArg(e)),null==o&&(o=t.GetArgument(e)),null==i&&(i=s.default.trimSpaces(t.GetArgument(e)));var a=t.ParseArg(e),c=t.ParseArg(e),u=t.create("node","mfrac",[a,c]);if(""!==o&&l.default.setAttribute(u,"linethickness",o),(r||n)&&(l.default.setProperty(u,"withDelims",!0),u=s.default.fixedFence(t.configuration,r,u,n)),""!==i){var h=parseInt(i,10),f=["D","T","S","SS"][h];if(null==f)throw new p.default("BadMathStyleFor","Bad math style for %1",t.currentCS);u=t.create("node","mstyle",[u]),"D"===f?l.default.setProperties(u,{displaystyle:!0,scriptlevel:0}):l.default.setProperties(u,{displaystyle:!1,scriptlevel:h-1})}t.Push(u)},e.AmsMethods.HandleTag=function(t,e){if(!t.tags.currentTag.taggable&&t.tags.env)throw new p.default("CommandNotAllowedInEnv","%1 not allowed in %2 environment",t.currentCS,t.tags.env);if(t.tags.currentTag.tag)throw new p.default("MultipleCommand","Multiple %1",t.currentCS);var r=t.GetStar(),n=s.default.trimSpaces(t.GetArgument(e));t.tags.tag(n,r)},e.AmsMethods.HandleNoTag=f.default.HandleNoTag,e.AmsMethods.HandleRef=f.default.HandleRef,e.AmsMethods.Macro=f.default.Macro,e.AmsMethods.Accent=f.default.Accent,e.AmsMethods.Tilde=f.default.Tilde,e.AmsMethods.Array=f.default.Array,e.AmsMethods.Spacer=f.default.Spacer,e.AmsMethods.NamedOp=f.default.NamedOp,e.AmsMethods.EqnArray=f.default.EqnArray,e.AmsMethods.Equation=f.default.Equation},1275:function(t,e,r){var n=this&&this.__read||function(t,e){var r="function"==typeof Symbol&&t[Symbol.iterator];if(!r)return t;var n,o,i=r.call(t),s=[];try{for(;(void 0===e||e-- >0)&&!(n=i.next()).done;)s.push(n.value)}catch(t){o={error:t}}finally{try{n&&!n.done&&(r=i.return)&&r.call(i)}finally{if(o)throw o.error}}return s},o=this&&this.__values||function(t){var e="function"==typeof Symbol&&Symbol.iterator,r=e&&t[e],n=0;if(r)return r.call(t);if(t&&"number"==typeof t.length)return{next:function(){return t&&n>=t.length&&(t=void 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o(e,t),Object.defineProperty(e.prototype,"kind",{get:function(){return"array"},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"isOpen",{get:function(){return!0},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"copyEnv",{get:function(){return!1},enumerable:!1,configurable:!0}),e.prototype.checkItem=function(e){if(e.isClose&&!e.isKind("over")){if(e.getProperty("isEntry"))return this.EndEntry(),this.clearEnv(),d.BaseItem.fail;if(e.getProperty("isCR"))return this.EndEntry(),this.EndRow(),this.clearEnv(),d.BaseItem.fail;this.EndTable(),this.clearEnv();var r=this.factory.create("mml",this.createMml());if(this.getProperty("requireClose")){if(e.isKind("close"))return[[r],!0];throw new p.default("MissingCloseBrace","Missing close brace")}return[[r,e],!0]}return t.prototype.checkItem.call(this,e)},e.prototype.createMml=function(){var t=this.arraydef.scriptlevel;delete this.arraydef.scriptlevel;var e=this.create("node","mtable",this.table,this.arraydef);return t&&e.setProperty("scriptlevel",t),4===this.frame.length?f.default.setAttribute(e,"frame",this.dashed?"dashed":"solid"):this.frame.length&&(this.arraydef.rowlines&&(this.arraydef.rowlines=this.arraydef.rowlines.replace(/none( none)+$/,"none")),f.default.setAttribute(e,"frame",""),e=this.create("node","menclose",[e],{notation:this.frame.join(" ")}),"none"===(this.arraydef.columnlines||"none")&&"none"===(this.arraydef.rowlines||"none")||f.default.setAttribute(e,"data-padding",0)),(this.getProperty("open")||this.getProperty("close"))&&(e=h.default.fenced(this.factory.configuration,this.getProperty("open"),e,this.getProperty("close"))),e},e.prototype.EndEntry=function(){var t=this.create("node","mtd",this.nodes);this.hfill.length&&(0===this.hfill[0]&&f.default.setAttribute(t,"columnalign","right"),this.hfill[this.hfill.length-1]===this.Size()&&f.default.setAttribute(t,"columnalign",f.default.getAttribute(t,"columnalign")?"center":"left")),this.row.push(t),this.Clear(),this.hfill=[]},e.prototype.EndRow=function(){var t;this.getProperty("isNumbered")&&3===this.row.length?(this.row.unshift(this.row.pop()),t=this.create("node","mlabeledtr",this.row)):t=this.create("node","mtr",this.row),this.table.push(t),this.row=[]},e.prototype.EndTable=function(){(this.Size()||this.row.length)&&(this.EndEntry(),this.EndRow()),this.checkLines()},e.prototype.checkLines=function(){if(this.arraydef.rowlines){var t=this.arraydef.rowlines.split(/ /);t.length===this.table.length?(this.frame.push("bottom"),t.pop(),this.arraydef.rowlines=t.join(" ")):t.length<this.table.length-1&&(this.arraydef.rowlines+=" none")}if(this.getProperty("rowspacing")){for(var e=this.arraydef.rowspacing.split(/ /);e.length<this.table.length;)e.push(this.getProperty("rowspacing")+"em");this.arraydef.rowspacing=e.join(" ")}},e.prototype.addRowSpacing=function(t){if(this.arraydef.rowspacing){var e=this.arraydef.rowspacing.split(/ /);if(!this.getProperty("rowspacing")){var r=h.default.dimen2em(e[0]);this.setProperty("rowspacing",r)}for(var n=this.getProperty("rowspacing");e.length<this.table.length;)e.push(h.default.Em(n));e[this.table.length-1]=h.default.Em(Math.max(0,n+h.default.dimen2em(t))),this.arraydef.rowspacing=e.join(" ")}},e}(d.BaseItem);e.ArrayItem=k;var j=function(t){function e(e){for(var r=[],n=1;n<arguments.length;n++)r[n-1]=arguments[n];var o=t.call(this,e)||this;return o.maxrow=0,o.factory.configuration.tags.start(r[0],r[2],r[1]),o}return o(e,t),Object.defineProperty(e.prototype,"kind",{get:function(){return"eqnarray"},enumerable:!1,configurable:!0}),e.prototype.EndEntry=function(){this.row.length&&h.default.fixInitialMO(this.factory.configuration,this.nodes);var t=this.create("node","mtd",this.nodes);this.row.push(t),this.Clear()},e.prototype.EndRow=function(){this.row.length>this.maxrow&&(this.maxrow=this.row.length);var t="mtr",e=this.factory.configuration.tags.getTag();e&&(this.row=[e].concat(this.row),t="mlabeledtr"),this.factory.configuration.tags.clearTag();var r=this.create("node",t,this.row);this.table.push(r),this.row=[]},e.prototype.EndTable=function(){t.prototype.EndTable.call(this),this.factory.configuration.tags.end(),this.extendArray("columnalign",this.maxrow),this.extendArray("columnwidth",this.maxrow),this.extendArray("columnspacing",this.maxrow-1)},e.prototype.extendArray=function(t,e){if(this.arraydef[t]){var r=this.arraydef[t].split(/ /),n=s([],i(r),!1);if(n.length>1){for(;n.length<e;)n.push.apply(n,s([],i(r),!1));this.arraydef[t]=n.slice(0,e).join(" ")}}},e}(k);e.EqnArrayItem=j;var B=function(t){function e(e){for(var r=[],n=1;n<arguments.length;n++)r[n-1]=arguments[n];var o=t.call(this,e)||this;return o.factory.configuration.tags.start("equation",!0,r[0]),o}return o(e,t),Object.defineProperty(e.prototype,"kind",{get:function(){return"equation"},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"isOpen",{get:function(){return!0},enumerable:!1,configurable:!0}),e.prototype.checkItem=function(e){if(e.isKind("end")){var r=this.toMml(),n=this.factory.configuration.tags.getTag();return this.factory.configuration.tags.end(),[[n?this.factory.configuration.tags.enTag(r,n):r,e],!0]}if(e.isKind("stop"))throw new p.default("EnvMissingEnd","Missing \\end{%1}",this.getName());return t.prototype.checkItem.call(this,e)},e}(d.BaseItem);e.EquationItem=B},1267:function(t,e,r){var n=this&&this.__createBinding||(Object.create?function(t,e,r,n){void 0===n&&(n=r);var o=Object.getOwnPropertyDescriptor(e,r);o&&!("get"in o?!e.__esModule:o.writable||o.configurable)||(o={enumerable:!0,get:function(){return e[r]}}),Object.defineProperty(t,n,o)}:function(t,e,r,n){void 0===n&&(n=r),t[n]=e[r]}),o=this&&this.__setModuleDefault||(Object.create?function(t,e){Object.defineProperty(t,"default",{enumerable:!0,value:e})}:function(t,e){t.default=e}),i=this&&this.__importStar||function(t){if(t&&t.__esModule)return t;var e={};if(null!=t)for(var r in t)"default"!==r&&Object.prototype.hasOwnProperty.call(t,r)&&n(e,t,r);return o(e,t),e},s=this&&this.__importDefault||function(t){return t&&t.__esModule?t:{default:t}};Object.defineProperty(e,"__esModule",{value:!0});var a=i(r(9140)),l=r(8317),c=s(r(7693)),u=s(r(5450)),p=s(r(1130)),h=r(9007),f=r(6010);new a.RegExpMap("letter",u.default.variable,/[a-z]/i),new a.RegExpMap("digit",u.default.digit,/[0-9.,]/),new a.RegExpMap("command",u.default.controlSequence,/^\\/),new a.MacroMap("special",{"{":"Open","}":"Close","~":"Tilde","^":"Superscript",_:"Subscript"," ":"Space","\t":"Space","\r":"Space","\n":"Space","'":"Prime","%":"Comment","&":"Entry","#":"Hash","\xa0":"Space","\u2019":"Prime"},c.default),new a.CharacterMap("mathchar0mi",u.default.mathchar0mi,{alpha:"\u03b1",beta:"\u03b2",gamma:"\u03b3",delta:"\u03b4",epsilon:"\u03f5",zeta:"\u03b6",eta:"\u03b7",theta:"\u03b8",iota:"\u03b9",kappa:"\u03ba",lambda:"\u03bb",mu:"\u03bc",nu:"\u03bd",xi:"\u03be",omicron:"\u03bf",pi:"\u03c0",rho:"\u03c1",sigma:"\u03c3",tau:"\u03c4",upsilon:"\u03c5",phi:"\u03d5",chi:"\u03c7",psi:"\u03c8",omega:"\u03c9",varepsilon:"\u03b5",vartheta:"\u03d1",varpi:"\u03d6",varrho:"\u03f1",varsigma:"\u03c2",varphi:"\u03c6",S:["\xa7",{mathvariant:l.TexConstant.Variant.NORMAL}],aleph:["\u2135",{mathvariant:l.TexConstant.Variant.NORMAL}],hbar:["\u210f",{variantForm:!0}],imath:"\u0131",jmath:"\u0237",ell:"\u2113",wp:["\u2118",{mathvariant:l.TexConstant.Variant.NORMAL}],Re:["\u211c",{mathvariant:l.TexConstant.Variant.NORMAL}],Im:["\u2111",{mathvariant:l.TexConstant.Variant.NORMAL}],partial:["\u2202",{mathvariant:l.TexConstant.Variant.ITALIC}],infty:["\u221e",{mathvariant:l.TexConstant.Variant.NORMAL}],prime:["\u2032",{variantForm:!0}],emptyset:["\u2205",{mathvariant:l.TexConstant.Variant.NORMAL}],nabla:["\u2207",{mathvariant:l.TexConstant.Variant.NORMAL}],top:["\u22a4",{mathvariant:l.TexConstant.Variant.NORMAL}],bot:["\u22a5",{mathvariant:l.TexConstant.Variant.NORMAL}],angle:["\u2220",{mathvariant:l.TexConstant.Variant.NORMAL}],triangle:["\u25b3",{mathvariant:l.TexConstant.Variant.NORMAL}],backslash:["\u2216",{mathvariant:l.TexConstant.Variant.NORMAL}],forall:["\u2200",{mathvariant:l.TexConstant.Variant.NORMAL}],exists:["\u2203",{mathvariant:l.TexConstant.Variant.NORMAL}],neg:["\xac",{mathvariant:l.TexConstant.Variant.NORMAL}],lnot:["\xac",{mathvariant:l.TexConstant.Variant.NORMAL}],flat:["\u266d",{mathvariant:l.TexConstant.Variant.NORMAL}],natural:["\u266e",{mathvariant:l.TexConstant.Variant.NORMAL}],sharp:["\u266f",{mathvariant:l.TexConstant.Variant.NORMAL}],clubsuit:["\u2663",{mathvariant:l.TexConstant.Variant.NORMAL}],diamondsuit:["\u2662",{mathvariant:l.TexConstant.Variant.NORMAL}],heartsuit:["\u2661",{mathvariant:l.TexConstant.Variant.NORMAL}],spadesuit:["\u2660",{mathvariant:l.TexConstant.Variant.NORMAL}]}),new a.CharacterMap("mathchar0mo",u.default.mathchar0mo,{surd:"\u221a",coprod:["\u2210",{texClass:h.TEXCLASS.OP,movesupsub:!0}],bigvee:["\u22c1",{texClass:h.TEXCLASS.OP,movesupsub:!0}],bigwedge:["\u22c0",{texClass:h.TEXCLASS.OP,movesupsub:!0}],biguplus:["\u2a04",{texClass:h.TEXCLASS.OP,movesupsub:!0}],bigcap:["\u22c2",{texClass:h.TEXCLASS.OP,movesupsub:!0}],bigcup:["\u22c3",{texClass:h.TEXCLASS.OP,movesupsub:!0}],int:["\u222b",{texClass:h.TEXCLASS.OP}],intop:["\u222b",{texClass:h.TEXCLASS.OP,movesupsub:!0,movablelimits:!0}],iint:["\u222c",{texClass:h.TEXCLASS.OP}],iiint:["\u222d",{texClass:h.TEXCLASS.OP}],prod:["\u220f",{texClass:h.TEXCLASS.OP,movesupsub:!0}],sum:["\u2211",{texClass:h.TEXCLASS.OP,movesupsub:!0}],bigotimes:["\u2a02",{texClass:h.TEXCLASS.OP,movesupsub:!0}],bigoplus:["\u2a01",{texClass:h.TEXCLASS.OP,movesupsub:!0}],bigodot:["\u2a00",{texClass:h.TEXCLASS.OP,movesupsub:!0}],oint:["\u222e",{texClass:h.TEXCLASS.OP}],bigsqcup:["\u2a06",{texClass:h.TEXCLASS.OP,movesupsub:!0}],smallint:["\u222b",{largeop:!1}],triangleleft:"\u25c3",triangleright:"\u25b9",bigtriangleup:"\u25b3",bigtriangledown:"\u25bd",wedge:"\u2227",land:"\u2227",vee:"\u2228",lor:"\u2228",cap:"\u2229",cup:"\u222a",ddagger:"\u2021",dagger:"\u2020",sqcap:"\u2293",sqcup:"\u2294",uplus:"\u228e",amalg:"\u2a3f",diamond:"\u22c4",bullet:"\u2219",wr:"\u2240",div:"\xf7",divsymbol:"\xf7",odot:["\u2299",{largeop:!1}],oslash:["\u2298",{largeop:!1}],otimes:["\u2297",{largeop:!1}],ominus:["\u2296",{largeop:!1}],oplus:["\u2295",{largeop:!1}],mp:"\u2213",pm:"\xb1",circ:"\u2218",bigcirc:"\u25ef",setminus:"\u2216",cdot:"\u22c5",ast:"\u2217",times:"\xd7",star:"\u22c6",propto:"\u221d",sqsubseteq:"\u2291",sqsupseteq:"\u2292",parallel:"\u2225",mid:"\u2223",dashv:"\u22a3",vdash:"\u22a2",leq:"\u2264",le:"\u2264",geq:"\u2265",ge:"\u2265",lt:"<",gt:">",succ:"\u227b",prec:"\u227a",approx:"\u2248",succeq:"\u2ab0",preceq:"\u2aaf",supset:"\u2283",subset:"\u2282",supseteq:"\u2287",subseteq:"\u2286",in:"\u2208",ni:"\u220b",notin:"\u2209",owns:"\u220b",gg:"\u226b",ll:"\u226a",sim:"\u223c",simeq:"\u2243",perp:"\u22a5",equiv:"\u2261",asymp:"\u224d",smile:"\u2323",frown:"\u2322",ne:"\u2260",neq:"\u2260",cong:"\u2245",doteq:"\u2250",bowtie:"\u22c8",models:"\u22a8",notChar:"\u29f8",Leftrightarrow:"\u21d4",Leftarrow:"\u21d0",Rightarrow:"\u21d2",leftrightarrow:"\u2194",leftarrow:"\u2190",gets:"\u2190",rightarrow:"\u2192",to:["\u2192",{accent:!1}],mapsto:"\u21a6",leftharpoonup:"\u21bc",leftharpoondown:"\u21bd",rightharpoonup:"\u21c0",rightharpoondown:"\u21c1",nearrow:"\u2197",searrow:"\u2198",nwarrow:"\u2196",swarrow:"\u2199",rightleftharpoons:"\u21cc",hookrightarrow:"\u21aa",hookleftarrow:"\u21a9",longleftarrow:"\u27f5",Longleftarrow:"\u27f8",longrightarrow:"\u27f6",Longrightarrow:"\u27f9",Longleftrightarrow:"\u27fa",longleftrightarrow:"\u27f7",longmapsto:"\u27fc",ldots:"\u2026",cdots:"\u22ef",vdots:"\u22ee",ddots:"\u22f1",dotsc:"\u2026",dotsb:"\u22ef",dotsm:"\u22ef",dotsi:"\u22ef",dotso:"\u2026",ldotp:[".",{texClass:h.TEXCLASS.PUNCT}],cdotp:["\u22c5",{texClass:h.TEXCLASS.PUNCT}],colon:[":",{texClass:h.TEXCLASS.PUNCT}]}),new a.CharacterMap("mathchar7",u.default.mathchar7,{Gamma:"\u0393",Delta:"\u0394",Theta:"\u0398",Lambda:"\u039b",Xi:"\u039e",Pi:"\u03a0",Sigma:"\u03a3",Upsilon:"\u03a5",Phi:"\u03a6",Psi:"\u03a8",Omega:"\u03a9",_:"_","#":"#",$:"$","%":"%","&":"&",And:"&"}),new a.DelimiterMap("delimiter",u.default.delimiter,{"(":"(",")":")","[":"[","]":"]","<":"\u27e8",">":"\u27e9","\\lt":"\u27e8","\\gt":"\u27e9","/":"/","|":["|",{texClass:h.TEXCLASS.ORD}],".":"","\\\\":"\\","\\lmoustache":"\u23b0","\\rmoustache":"\u23b1","\\lgroup":"\u27ee","\\rgroup":"\u27ef","\\arrowvert":"\u23d0","\\Arrowvert":"\u2016","\\bracevert":"\u23aa","\\Vert":["\u2016",{texClass:h.TEXCLASS.ORD}],"\\|":["\u2016",{texClass:h.TEXCLASS.ORD}],"\\vert":["|",{texClass:h.TEXCLASS.ORD}],"\\uparrow":"\u2191","\\downarrow":"\u2193","\\updownarrow":"\u2195","\\Uparrow":"\u21d1","\\Downarrow":"\u21d3","\\Updownarrow":"\u21d5","\\backslash":"\\","\\rangle":"\u27e9","\\langle":"\u27e8","\\rbrace":"}","\\lbrace":"{","\\}":"}","\\{":"{","\\rceil":"\u2309","\\lceil":"\u2308","\\rfloor":"\u230b","\\lfloor":"\u230a","\\lbrack":"[","\\rbrack":"]"}),new 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e=t.padding/2,r=t.thickness;return[2*e,e,e+r,3*e+r]},border:function(t){return[0,0,t.thickness,0]},remove:"bottom"}],h.Arrow("up"),h.Arrow("down"),h.Arrow("left"),h.Arrow("right"),h.Arrow("updown"),h.Arrow("leftright"),h.DiagonalArrow("updiagonal"),h.DiagonalArrow("northeast"),h.DiagonalArrow("southeast"),h.DiagonalArrow("northwest"),h.DiagonalArrow("southwest"),h.DiagonalArrow("northeastsouthwest"),h.DiagonalArrow("northwestsoutheast"),["longdiv",{renderer:function(t,e){var r=t.adaptor;r.setStyle(e,"border-top",t.em(t.thickness)+" solid");var n=r.append(t.chtml,t.html("dbox")),o=t.thickness,i=t.padding;o!==h.THICKNESS&&r.setStyle(n,"border-width",t.em(o)),i!==h.PADDING&&(r.setStyle(n,"left",t.em(-1.5*i)),r.setStyle(n,"width",t.em(3*i)),r.setStyle(n,"clip-path","inset(0 0 0 "+t.em(1.5*i)+")"))},bbox:function(t){var e=t.padding,r=t.thickness;return[e+r,e,e,2*e+r/2]}}],["radical",{renderer:function(t,e){t.msqrt.toCHTML(e);var 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mjx-cell":{"text-align":"right"},'[script-align="left"] > mjx-row > mjx-cell':{"text-align":"left"},'[script-align="center"] > mjx-row > mjx-cell':{"text-align":"center"},'[script-align="right"] > mjx-row > mjx-cell':{"text-align":"right"}},e}((0,a.CommonMmultiscriptsMixin)(s.CHTMLmsubsup));e.CHTMLmmultiscripts=u},6460:function(t,e,r){var n,o=this&&this.__extends||(n=function(t,e){return n=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&(t[r]=e[r])},n(t,e)},function(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Class extends value "+String(e)+" is not a constructor or null");function r(){this.constructor=t}n(t,e),t.prototype=null===e?Object.create(e):(r.prototype=e.prototype,new r)});Object.defineProperty(e,"__esModule",{value:!0}),e.CHTMLmn=void 0;var i=r(5355),s=r(5023),a=r(3050),l=function(t){function e(){return null!==t&&t.apply(this,arguments)||this}return 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l=i(this.tableRows),c=l.next();!c.done;c=l.next()){var u=c.value,p=0;try{for(var h=(r=void 0,i(u.tableCells)),f=h.next();!f.done;f=h.next()){var d=f.value,m=s[p++],y=s[p],g=d?d.chtml:this.adaptor.childNodes(u.chtml)[p];(p>1&&"0.4em"!==m||a&&1===p)&&this.adaptor.setStyle(g,"paddingLeft",m),(p<this.numCols&&"0.4em"!==y||a&&p===this.numCols)&&this.adaptor.setStyle(g,"paddingRight",y)}}catch(t){r={error:t}}finally{try{f&&!f.done&&(n=h.return)&&n.call(h)}finally{if(r)throw r.error}}}}catch(e){t={error:e}}finally{try{c&&!c.done&&(e=l.return)&&e.call(l)}finally{if(t)throw t.error}}},e.prototype.handleColumnLines=function(){var t,e,r,n;if("none"!==this.node.attributes.get("columnlines")){var o=this.getColumnAttributes("columnlines");try{for(var s=i(this.childNodes),a=s.next();!a.done;a=s.next()){var l=a.value,c=0;try{for(var u=(r=void 0,i(this.adaptor.childNodes(l.chtml).slice(1))),p=u.next();!p.done;p=u.next()){var h=p.value,f=o[c++];"none"!==f&&this.adaptor.setStyle(h,"borderLeft",".07em "+f)}}catch(t){r={error:t}}finally{try{p&&!p.done&&(n=u.return)&&n.call(u)}finally{if(r)throw r.error}}}}catch(e){t={error:e}}finally{try{a&&!a.done&&(e=s.return)&&e.call(s)}finally{if(t)throw t.error}}}},e.prototype.handleColumnWidths=function(){var t,e,r,n;try{for(var o=i(this.childNodes),s=o.next();!s.done;s=o.next()){var a=s.value,l=0;try{for(var c=(r=void 0,i(this.adaptor.childNodes(a.chtml))),u=c.next();!u.done;u=c.next()){var p=u.value,h=this.cWidths[l++];if(null!==h){var f="number"==typeof h?this.em(h):h;this.adaptor.setStyle(p,"width",f),this.adaptor.setStyle(p,"maxWidth",f),this.adaptor.setStyle(p,"minWidth",f)}}}catch(t){r={error:t}}finally{try{u&&!u.done&&(n=c.return)&&n.call(c)}finally{if(r)throw r.error}}}}catch(e){t={error:e}}finally{try{s&&!s.done&&(e=o.return)&&e.call(o)}finally{if(t)throw t.error}}},e.prototype.handleRowSpacing=function(){var t,e,r,n,o=this.childNodes[0]?1/this.childNodes[0].getBBox().rscale:1,s=this.getEmHalfSpacing(this.fSpace[1],this.rSpace,o),a=this.frame,l=0;try{for(var c=i(this.childNodes),u=c.next();!u.done;u=c.next()){var p=u.value,h=s[l++],f=s[l];try{for(var d=(r=void 0,i(p.childNodes)),m=d.next();!m.done;m=d.next()){var y=m.value;(l>1&&"0.215em"!==h||a&&1===l)&&this.adaptor.setStyle(y.chtml,"paddingTop",h),(l<this.numRows&&"0.215em"!==f||a&&l===this.numRows)&&this.adaptor.setStyle(y.chtml,"paddingBottom",f)}}catch(t){r={error:t}}finally{try{m&&!m.done&&(n=d.return)&&n.call(d)}finally{if(r)throw r.error}}}}catch(e){t={error:e}}finally{try{u&&!u.done&&(e=c.return)&&e.call(c)}finally{if(t)throw t.error}}},e.prototype.handleRowLines=function(){var t,e,r,n;if("none"!==this.node.attributes.get("rowlines")){var o=this.getRowAttributes("rowlines"),s=0;try{for(var a=i(this.childNodes.slice(1)),l=a.next();!l.done;l=a.next()){var c=l.value,u=o[s++];if("none"!==u)try{for(var p=(r=void 0,i(this.adaptor.childNodes(c.chtml))),h=p.next();!h.done;h=p.next()){var f=h.value;this.adaptor.setStyle(f,"borderTop",".07em "+u)}}catch(t){r={error:t}}finally{try{h&&!h.done&&(n=p.return)&&n.call(p)}finally{if(r)throw r.error}}}}catch(e){t={error:e}}finally{try{l&&!l.done&&(e=a.return)&&e.call(a)}finally{if(t)throw t.error}}}},e.prototype.handleRowHeights=function(){this.node.attributes.get("equalrows")&&this.handleEqualRows()},e.prototype.handleEqualRows=function(){for(var t=this.getRowHalfSpacing(),e=this.getTableData(),r=e.H,n=e.D,o=e.NH,i=e.ND,s=this.getEqualRowHeight(),a=0;a<this.numRows;a++){var l=this.childNodes[a];this.setRowHeight(l,s+t[a]+t[a+1]+this.rLines[a]),s!==o[a]+i[a]&&this.setRowBaseline(l,s,(s-r[a]+n[a])/2)}},e.prototype.setRowHeight=function(t,e){this.adaptor.setStyle(t.chtml,"height",this.em(e))},e.prototype.setRowBaseline=function(t,e,r){var n,o,s=t.node.attributes.get("rowalign");try{for(var a=i(t.childNodes),l=a.next();!l.done;l=a.next()){var c=l.value;if(this.setCellBaseline(c,s,e,r))break}}catch(t){n={error:t}}finally{try{l&&!l.done&&(o=a.return)&&o.call(a)}finally{if(n)throw n.error}}},e.prototype.setCellBaseline=function(t,e,r,n){var o=t.node.attributes.get("rowalign");if("baseline"===o||"axis"===o){var i=this.adaptor,s=i.lastChild(t.chtml);i.setStyle(s,"height",this.em(r)),i.setStyle(s,"verticalAlign",this.em(-n));var a=t.parent;if(!(a.node.isKind("mlabeledtr")&&t===a.childNodes[0]||"baseline"!==e&&"axis"!==e))return!0}return!1},e.prototype.handleFrame=function(){this.frame&&this.fLine&&this.adaptor.setStyle(this.itable,"border",".07em "+this.node.attributes.get("frame"))},e.prototype.handleWidth=function(){var t=this.adaptor,e=this.getBBox(),r=e.w,n=e.L,o=e.R;t.setStyle(this.chtml,"minWidth",this.em(n+r+o));var i=this.node.attributes.get("width");if((0,u.isPercent)(i))t.setStyle(this.chtml,"width",""),t.setAttribute(this.chtml,"width","full");else if(!this.hasLabels){if("auto"===i)return;i=this.em(this.length2em(i)+2*this.fLine)}var s=t.firstChild(this.chtml);if(t.setStyle(s,"width",i),t.setStyle(s,"minWidth",this.em(r)),n||o){t.setStyle(this.chtml,"margin","");var a=this.node.attributes.get("data-width-includes-label")?"padding":"margin";n===o?t.setStyle(s,a,"0 "+this.em(o)):t.setStyle(s,a,"0 "+this.em(o)+" 0 "+this.em(n))}t.setAttribute(this.itable,"width","full")},e.prototype.handleAlign=function(){var t=s(this.getAlignmentRow(),2),e=t[0],r=t[1];if(null===r)"axis"!==e&&this.adaptor.setAttribute(this.chtml,"align",e);else{var n=this.getVerticalPosition(r,e);this.adaptor.setAttribute(this.chtml,"align","top"),this.adaptor.setStyle(this.chtml,"verticalAlign",this.em(n))}},e.prototype.handleJustify=function(){var t=this.getAlignShift()[0];"center"!==t&&this.adaptor.setAttribute(this.chtml,"justify",t)},e.prototype.handleLabels=function(){if(this.hasLabels){var t=this.labels,e=this.node.attributes,r=this.adaptor,n=e.get("side");r.setAttribute(this.chtml,"side",n),r.setAttribute(t,"align",n),r.setStyle(t,n,"0");var o=s(this.addLabelPadding(n),2),i=o[0],a=o[1];if(a){var l=r.firstChild(this.chtml);this.setIndent(l,i,a)}this.updateRowHeights(),this.addLabelSpacing()}},e.prototype.addLabelPadding=function(t){var e=s(this.getPadAlignShift(t),3),r=e[1],n=e[2],o={};if("right"===t&&!this.node.attributes.get("data-width-includes-label")){var i=this.node.attributes.get("width"),a=this.getBBox(),l=a.w,c=a.L,p=a.R;o.style={width:(0,u.isPercent)(i)?"calc("+i+" + "+this.em(c+p)+")":this.em(c+l+p)}}return this.adaptor.append(this.chtml,this.html("mjx-labels",o,[this.labels])),[r,n]},e.prototype.updateRowHeights=function(){for(var t=this.getTableData(),e=t.H,r=t.D,n=t.NH,o=t.ND,i=this.getRowHalfSpacing(),s=0;s<this.numRows;s++){var a=this.childNodes[s];this.setRowHeight(a,e[s]+r[s]+i[s]+i[s+1]+this.rLines[s]),e[s]!==n[s]||r[s]!==o[s]?this.setRowBaseline(a,e[s]+r[s],r[s]):a.node.isKind("mlabeledtr")&&this.setCellBaseline(a.childNodes[0],"",e[s]+r[s],r[s])}},e.prototype.addLabelSpacing=function(){for(var t=this.adaptor,e=this.node.attributes.get("equalrows"),r=this.getTableData(),n=r.H,o=r.D,i=e?this.getEqualRowHeight():0,s=this.getRowHalfSpacing(),a=this.fLine,l=t.firstChild(this.labels),c=0;c<this.numRows;c++){this.childNodes[c].node.isKind("mlabeledtr")?(a&&t.insert(this.html("mjx-mtr",{style:{height:this.em(a)}}),l),t.setStyle(l,"height",this.em((e?i:n[c]+o[c])+s[c]+s[c+1])),l=t.next(l),a=this.rLines[c]):a+=s[c]+(e?i:n[c]+o[c])+s[c+1]+this.rLines[c]}},e.kind=c.MmlMtable.prototype.kind,e.styles={"mjx-mtable":{"vertical-align":".25em","text-align":"center",position:"relative","box-sizing":"border-box","border-spacing":0,"border-collapse":"collapse"},'mjx-mstyle[size="s"] mjx-mtable':{"vertical-align":".354em"},"mjx-labels":{position:"absolute",left:0,top:0},"mjx-table":{display:"inline-block","vertical-align":"-.5ex","box-sizing":"border-box"},"mjx-table > mjx-itable":{"vertical-align":"middle","text-align":"left","box-sizing":"border-box"},"mjx-labels > mjx-itable":{position:"absolute",top:0},'mjx-mtable[justify="left"]':{"text-align":"left"},'mjx-mtable[justify="right"]':{"text-align":"right"},'mjx-mtable[justify="left"][side="left"]':{"padding-right":"0 ! important"},'mjx-mtable[justify="left"][side="right"]':{"padding-left":"0 ! important"},'mjx-mtable[justify="right"][side="left"]':{"padding-right":"0 ! important"},'mjx-mtable[justify="right"][side="right"]':{"padding-left":"0 ! important"},"mjx-mtable[align]":{"vertical-align":"baseline"},'mjx-mtable[align="top"] > mjx-table':{"vertical-align":"top"},'mjx-mtable[align="bottom"] > mjx-table':{"vertical-align":"bottom"},'mjx-mtable[side="right"] mjx-labels':{"min-width":"100%"}},e}((0,l.CommonMtableMixin)(a.CHTMLWrapper));e.CHTMLmtable=p},7056:function(t,e,r){var n,o=this&&this.__extends||(n=function(t,e){return n=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&(t[r]=e[r])},n(t,e)},function(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Class extends value "+String(e)+" is not a constructor or null");function r(){this.constructor=t}n(t,e),t.prototype=null===e?Object.create(e):(r.prototype=e.prototype,new r)});Object.defineProperty(e,"__esModule",{value:!0}),e.CHTMLmtd=void 0;var i=r(5355),s=r(5164),a=r(4359),l=function(t){function e(){return null!==t&&t.apply(this,arguments)||this}return o(e,t),e.prototype.toCHTML=function(e){t.prototype.toCHTML.call(this,e);var r=this.node.attributes.get("rowalign"),n=this.node.attributes.get("columnalign");r!==this.parent.node.attributes.get("rowalign")&&this.adaptor.setAttribute(this.chtml,"rowalign",r),"center"===n||"mlabeledtr"===this.parent.kind&&this===this.parent.childNodes[0]&&n===this.parent.parent.node.attributes.get("side")||this.adaptor.setStyle(this.chtml,"textAlign",n),this.parent.parent.node.getProperty("useHeight")&&this.adaptor.append(this.chtml,this.html("mjx-tstrut"))},e.kind=a.MmlMtd.prototype.kind,e.styles={"mjx-mtd":{display:"table-cell","text-align":"center",padding:".215em .4em"},"mjx-mtd:first-child":{"padding-left":0},"mjx-mtd:last-child":{"padding-right":0},"mjx-mtable > * > mjx-itable > *:first-child > mjx-mtd":{"padding-top":0},"mjx-mtable > * > mjx-itable > *:last-child > mjx-mtd":{"padding-bottom":0},"mjx-tstrut":{display:"inline-block",height:"1em","vertical-align":"-.25em"},'mjx-labels[align="left"] > mjx-mtr > mjx-mtd':{"text-align":"left"},'mjx-labels[align="right"] > mjx-mtr > mjx-mtd':{"text-align":"right"},"mjx-mtd[extra]":{padding:0},'mjx-mtd[rowalign="top"]':{"vertical-align":"top"},'mjx-mtd[rowalign="center"]':{"vertical-align":"middle"},'mjx-mtd[rowalign="bottom"]':{"vertical-align":"bottom"},'mjx-mtd[rowalign="baseline"]':{"vertical-align":"baseline"},'mjx-mtd[rowalign="axis"]':{"vertical-align":".25em"}},e}((0,s.CommonMtdMixin)(i.CHTMLWrapper));e.CHTMLmtd=l},1259:function(t,e,r){var n,o=this&&this.__extends||(n=function(t,e){return n=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&(t[r]=e[r])},n(t,e)},function(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Class extends value "+String(e)+" is not a constructor or null");function r(){this.constructor=t}n(t,e),t.prototype=null===e?Object.create(e):(r.prototype=e.prototype,new r)});Object.defineProperty(e,"__esModule",{value:!0}),e.CHTMLmtext=void 0;var i=r(5355),s=r(6319),a=r(4770),l=function(t){function e(){return null!==t&&t.apply(this,arguments)||this}return o(e,t),e.kind=a.MmlMtext.prototype.kind,e}((0,s.CommonMtextMixin)(i.CHTMLWrapper));e.CHTMLmtext=l},3571:function(t,e,r){var n,o=this&&this.__extends||(n=function(t,e){return n=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&(t[r]=e[r])},n(t,e)},function(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Class extends value "+String(e)+" is not a constructor or null");function r(){this.constructor=t}n(t,e),t.prototype=null===e?Object.create(e):(r.prototype=e.prototype,new r)});Object.defineProperty(e,"__esModule",{value:!0}),e.CHTMLmlabeledtr=e.CHTMLmtr=void 0;var i=r(5355),s=r(5766),a=r(5766),l=r(5022),c=function(t){function e(){return null!==t&&t.apply(this,arguments)||this}return o(e,t),e.prototype.toCHTML=function(e){t.prototype.toCHTML.call(this,e);var r=this.node.attributes.get("rowalign");"baseline"!==r&&this.adaptor.setAttribute(this.chtml,"rowalign",r)},e.kind=l.MmlMtr.prototype.kind,e.styles={"mjx-mtr":{display:"table-row"},'mjx-mtr[rowalign="top"] > mjx-mtd':{"vertical-align":"top"},'mjx-mtr[rowalign="center"] > mjx-mtd':{"vertical-align":"middle"},'mjx-mtr[rowalign="bottom"] > mjx-mtd':{"vertical-align":"bottom"},'mjx-mtr[rowalign="baseline"] > mjx-mtd':{"vertical-align":"baseline"},'mjx-mtr[rowalign="axis"] > mjx-mtd':{"vertical-align":".25em"}},e}((0,s.CommonMtrMixin)(i.CHTMLWrapper));e.CHTMLmtr=c;var u=function(t){function e(){return null!==t&&t.apply(this,arguments)||this}return o(e,t),e.prototype.toCHTML=function(e){t.prototype.toCHTML.call(this,e);var r=this.adaptor.firstChild(this.chtml);if(r){this.adaptor.remove(r);var n=this.node.attributes.get("rowalign"),o="baseline"!==n&&"axis"!==n?{rowalign:n}:{},i=this.html("mjx-mtr",o,[r]);this.adaptor.append(this.parent.labels,i)}},e.prototype.markUsed=function(){t.prototype.markUsed.call(this),this.jax.wrapperUsage.add(c.kind)},e.kind=l.MmlMlabeledtr.prototype.kind,e.styles={"mjx-mlabeledtr":{display:"table-row"},'mjx-mlabeledtr[rowalign="top"] > mjx-mtd':{"vertical-align":"top"},'mjx-mlabeledtr[rowalign="center"] > mjx-mtd':{"vertical-align":"middle"},'mjx-mlabeledtr[rowalign="bottom"] > mjx-mtd':{"vertical-align":"bottom"},'mjx-mlabeledtr[rowalign="baseline"] > mjx-mtd':{"vertical-align":"baseline"},'mjx-mlabeledtr[rowalign="axis"] > mjx-mtd':{"vertical-align":".25em"}},e}((0,a.CommonMlabeledtrMixin)(c));e.CHTMLmlabeledtr=u},6590:function(t,e,r){var n,o=this&&this.__extends||(n=function(t,e){return n=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&(t[r]=e[r])},n(t,e)},function(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Class extends value "+String(e)+" is not a constructor or null");function r(){this.constructor=t}n(t,e),t.prototype=null===e?Object.create(e):(r.prototype=e.prototype,new r)});Object.defineProperty(e,"__esModule",{value:!0}),e.CHTMLmunderover=e.CHTMLmover=e.CHTMLmunder=void 0;var i=r(4300),s=r(1971),a=r(1971),l=r(1971),c=r(5184),u=function(t){function e(){return null!==t&&t.apply(this,arguments)||this}return o(e,t),e.prototype.toCHTML=function(e){if(this.hasMovableLimits())return t.prototype.toCHTML.call(this,e),void this.adaptor.setAttribute(this.chtml,"limits","false");this.chtml=this.standardCHTMLnode(e);var r=this.adaptor.append(this.adaptor.append(this.chtml,this.html("mjx-row")),this.html("mjx-base")),n=this.adaptor.append(this.adaptor.append(this.chtml,this.html("mjx-row")),this.html("mjx-under"));this.baseChild.toCHTML(r),this.scriptChild.toCHTML(n);var o=this.baseChild.getOuterBBox(),i=this.scriptChild.getOuterBBox(),s=this.getUnderKV(o,i)[0],a=this.isLineBelow?0:this.getDelta(!0);this.adaptor.setStyle(n,"paddingTop",this.em(s)),this.setDeltaW([r,n],this.getDeltaW([o,i],[0,-a])),this.adjustUnderDepth(n,i)},e.kind=c.MmlMunder.prototype.kind,e.styles={"mjx-over":{"text-align":"left"},'mjx-munder:not([limits="false"])':{display:"inline-table"},"mjx-munder > mjx-row":{"text-align":"left"},"mjx-under":{"padding-bottom":".1em"}},e}((0,s.CommonMunderMixin)(i.CHTMLmsub));e.CHTMLmunder=u;var p=function(t){function e(){return null!==t&&t.apply(this,arguments)||this}return o(e,t),e.prototype.toCHTML=function(e){if(this.hasMovableLimits())return t.prototype.toCHTML.call(this,e),void 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e=[],r=0;r<arguments.length;r++)e[r]=arguments[r];var n=t.apply(this,i([],o(e),!1))||this;if(n.bevel=null,n.pad=n.node.getProperty("withDelims")?0:n.font.params.nulldelimiterspace,n.node.attributes.get("bevelled")){var s=n.getBevelData(n.isDisplay()).H,a=n.bevel=n.createMo("/");a.node.attributes.set("symmetric",!0),a.canStretch(1),a.getStretchedVariant([s],!0)}return n}return n(e,t),e.prototype.computeBBox=function(t,e){void 0===e&&(e=!1),t.empty();var r=this.node.attributes.getList("linethickness","bevelled"),n=r.linethickness,o=r.bevelled,i=this.isDisplay(),s=null;if(o)this.getBevelledBBox(t,i);else{var a=this.length2em(String(n),.06);s=-2*this.pad,0===a?this.getAtopBBox(t,i):(this.getFractionBBox(t,i,a),s-=.2),s+=t.w}t.clean(),this.setChildPWidths(e,s)},e.prototype.getFractionBBox=function(t,e,r){var n=this.childNodes[0].getOuterBBox(),o=this.childNodes[1].getOuterBBox(),i=this.font.params.axis_height,s=this.getTUV(e,r),a=s.T,l=s.u,c=s.v;t.combine(n,0,i+a+Math.max(n.d*n.rscale,l)),t.combine(o,0,i-a-Math.max(o.h*o.rscale,c)),t.w+=2*this.pad+.2},e.prototype.getTUV=function(t,e){var r=this.font.params,n=r.axis_height,o=(t?3.5:1.5)*e;return{T:(t?3.5:1.5)*e,u:(t?r.num1:r.num2)-n-o,v:(t?r.denom1:r.denom2)+n-o}},e.prototype.getAtopBBox=function(t,e){var r=this.getUVQ(e),n=r.u,o=r.v,i=r.nbox,s=r.dbox;t.combine(i,0,n),t.combine(s,0,-o),t.w+=2*this.pad},e.prototype.getUVQ=function(t){var e=this.childNodes[0].getOuterBBox(),r=this.childNodes[1].getOuterBBox(),n=this.font.params,i=o(t?[n.num1,n.denom1]:[n.num3,n.denom2],2),s=i[0],a=i[1],l=(t?7:3)*n.rule_thickness,c=s-e.d*e.scale-(r.h*r.scale-a);return c<l&&(s+=(l-c)/2,a+=(l-c)/2,c=l),{u:s,v:a,q:c,nbox:e,dbox:r}},e.prototype.getBevelledBBox=function(t,e){var r=this.getBevelData(e),n=r.u,o=r.v,i=r.delta,s=r.nbox,a=r.dbox,l=this.bevel.getOuterBBox();t.combine(s,0,n),t.combine(l,t.w-i/2,0),t.combine(a,t.w-i/2,o)},e.prototype.getBevelData=function(t){var e=this.childNodes[0].getOuterBBox(),r=this.childNodes[1].getOuterBBox(),n=t?.4:.15,o=Math.max(e.scale*(e.h+e.d),r.scale*(r.h+r.d))+2*n,i=this.font.params.axis_height;return{H:o,delta:n,u:e.scale*(e.d-e.h)/2+i+n,v:r.scale*(r.d-r.h)/2+i-n,nbox:e,dbox:r}},e.prototype.canStretch=function(t){return!1},e.prototype.isDisplay=function(){var t=this.node.attributes.getList("displaystyle","scriptlevel"),e=t.displaystyle,r=t.scriptlevel;return e&&0===r},e.prototype.getWrapWidth=function(t){var e=this.node.attributes;return e.get("bevelled")?this.childNodes[t].getOuterBBox().w:this.getBBox().w-(this.length2em(e.get("linethickness"))?.2:0)-2*this.pad},e.prototype.getChildAlign=function(t){var e=this.node.attributes;return e.get("bevelled")?"left":e.get(["numalign","denomalign"][t])},e}(t)}},5636:function(t,e){var r,n=this&&this.__extends||(r=function(t,e){return r=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&(t[r]=e[r])},r(t,e)},function(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Class extends value "+String(e)+" is not a constructor or null");function n(){this.constructor=t}r(t,e),t.prototype=null===e?Object.create(e):(n.prototype=e.prototype,new n)}),o=this&&this.__read||function(t,e){var r="function"==typeof Symbol&&t[Symbol.iterator];if(!r)return t;var n,o,i=r.call(t),s=[];try{for(;(void 0===e||e-- >0)&&!(n=i.next()).done;)s.push(n.value)}catch(t){o={error:t}}finally{try{n&&!n.done&&(r=i.return)&&r.call(i)}finally{if(o)throw o.error}}return s},i=this&&this.__spreadArray||function(t,e,r){if(r||2===arguments.length)for(var n,o=0,i=e.length;o<i;o++)!n&&o in e||(n||(n=Array.prototype.slice.call(e,0,o)),n[o]=e[o]);return t.concat(n||Array.prototype.slice.call(e))};Object.defineProperty(e,"__esModule",{value:!0}),e.CommonMglyphMixin=void 0,e.CommonMglyphMixin=function(t){return function(t){function e(){for(var e=[],r=0;r<arguments.length;r++)e[r]=arguments[r];var n=t.apply(this,i([],o(e),!1))||this;return n.getParameters(),n}return n(e,t),e.prototype.getParameters=function(){var t=this.node.attributes.getList("width","height","valign","src","index"),e=t.width,r=t.height,n=t.valign,o=t.src,i=t.index;if(o)this.width="auto"===e?1:this.length2em(e),this.height="auto"===r?1:this.length2em(r),this.valign=this.length2em(n||"0");else{var s=String.fromCodePoint(parseInt(i)),a=this.node.factory;this.charWrapper=this.wrap(a.create("text").setText(s)),this.charWrapper.parent=this}},e.prototype.computeBBox=function(t,e){void 0===e&&(e=!1),this.charWrapper?t.updateFrom(this.charWrapper.getBBox()):(t.w=this.width,t.h=this.height+this.valign,t.d=-this.valign)},e}(t)}},5723:function(t,e){var r,n=this&&this.__extends||(r=function(t,e){return r=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&(t[r]=e[r])},r(t,e)},function(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Class extends value "+String(e)+" is not a constructor or null");function n(){this.constructor=t}r(t,e),t.prototype=null===e?Object.create(e):(n.prototype=e.prototype,new n)});Object.defineProperty(e,"__esModule",{value:!0}),e.CommonMiMixin=void 0,e.CommonMiMixin=function(t){return function(t){function e(){return null!==t&&t.apply(this,arguments)||this}return n(e,t),e.prototype.computeBBox=function(e,r){void 0===r&&(r=!1),t.prototype.computeBBox.call(this,e),this.copySkewIC(e)},e}(t)}},8009:function(t,e,r){var n,o=this&&this.__extends||(n=function(t,e){return n=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&(t[r]=e[r])},n(t,e)},function(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Class extends value "+String(e)+" is not a constructor or null");function r(){this.constructor=t}n(t,e),t.prototype=null===e?Object.create(e):(r.prototype=e.prototype,new r)}),i=this&&this.__read||function(t,e){var r="function"==typeof Symbol&&t[Symbol.iterator];if(!r)return t;var n,o,i=r.call(t),s=[];try{for(;(void 0===e||e-- >0)&&!(n=i.next()).done;)s.push(n.value)}catch(t){o={error:t}}finally{try{n&&!n.done&&(r=i.return)&&r.call(i)}finally{if(o)throw o.error}}return s},s=this&&this.__spreadArray||function(t,e,r){if(r||2===arguments.length)for(var n,o=0,i=e.length;o<i;o++)!n&&o in e||(n||(n=Array.prototype.slice.call(e,0,o)),n[o]=e[o]);return t.concat(n||Array.prototype.slice.call(e))},a=this&&this.__values||function(t){var e="function"==typeof Symbol&&Symbol.iterator,r=e&&t[e],n=0;if(r)return r.call(t);if(t&&"number"==typeof t.length)return{next:function(){return t&&n>=t.length&&(t=void 0),{value:t&&t[n++],done:!t}}};throw new TypeError(e?"Object is not iterable.":"Symbol.iterator is not defined.")};Object.defineProperty(e,"__esModule",{value:!0}),e.CommonMmultiscriptsMixin=e.ScriptNames=e.NextScript=void 0;var l=r(6469);e.NextScript={base:"subList",subList:"supList",supList:"subList",psubList:"psupList",psupList:"psubList"},e.ScriptNames=["sup","sup","psup","psub"],e.CommonMmultiscriptsMixin=function(t){return function(t){function r(){for(var e=[],r=0;r<arguments.length;r++)e[r]=arguments[r];var n=t.apply(this,s([],i(e),!1))||this;return n.scriptData=null,n.firstPrescript=0,n.getScriptData(),n}return o(r,t),r.prototype.combinePrePost=function(t,e){var r=new l.BBox(t);return r.combine(e,0,0),r},r.prototype.computeBBox=function(t,e){void 0===e&&(e=!1);var r=this.font.params.scriptspace,n=this.scriptData,o=this.combinePrePost(n.sub,n.psub),s=this.combinePrePost(n.sup,n.psup),a=i(this.getUVQ(o,s),2),l=a[0],c=a[1];if(t.empty(),n.numPrescripts&&(t.combine(n.psup,r,l),t.combine(n.psub,r,c)),t.append(n.base),n.numScripts){var u=t.w;t.combine(n.sup,u,l),t.combine(n.sub,u,c),t.w+=r}t.clean(),this.setChildPWidths(e)},r.prototype.getScriptData=function(){var t=this.scriptData={base:null,sub:l.BBox.empty(),sup:l.BBox.empty(),psub:l.BBox.empty(),psup:l.BBox.empty(),numPrescripts:0,numScripts:0},e=this.getScriptBBoxLists();this.combineBBoxLists(t.sub,t.sup,e.subList,e.supList),this.combineBBoxLists(t.psub,t.psup,e.psubList,e.psupList),t.base=e.base[0],t.numPrescripts=e.psubList.length,t.numScripts=e.subList.length},r.prototype.getScriptBBoxLists=function(){var t,r,n={base:[],subList:[],supList:[],psubList:[],psupList:[]},o="base";try{for(var i=a(this.childNodes),s=i.next();!s.done;s=i.next()){var l=s.value;l.node.isKind("mprescripts")?o="psubList":(n[o].push(l.getOuterBBox()),o=e.NextScript[o])}}catch(e){t={error:e}}finally{try{s&&!s.done&&(r=i.return)&&r.call(i)}finally{if(t)throw t.error}}return this.firstPrescript=n.subList.length+n.supList.length+2,this.padLists(n.subList,n.supList),this.padLists(n.psubList,n.psupList),n},r.prototype.padLists=function(t,e){t.length>e.length&&e.push(l.BBox.empty())},r.prototype.combineBBoxLists=function(t,e,r,n){for(var o=0;o<r.length;o++){var s=i(this.getScaledWHD(r[o]),3),a=s[0],l=s[1],c=s[2],u=i(this.getScaledWHD(n[o]),3),p=u[0],h=u[1],f=u[2],d=Math.max(a,p);t.w+=d,e.w+=d,l>t.h&&(t.h=l),c>t.d&&(t.d=c),h>e.h&&(e.h=h),f>e.d&&(e.d=f)}},r.prototype.getScaledWHD=function(t){var e=t.w,r=t.h,n=t.d,o=t.rscale;return[e*o,r*o,n*o]},r.prototype.getUVQ=function(e,r){var n;if(!this.UVQ){var o=i([0,0,0],3),s=o[0],a=o[1],l=o[2];0===e.h&&0===e.d?s=this.getU():0===r.h&&0===r.d?s=-this.getV():(s=(n=i(t.prototype.getUVQ.call(this,e,r),3))[0],a=n[1],l=n[2]),this.UVQ=[s,a,l]}return this.UVQ},r}(t)}},5023:function(t,e){var r,n=this&&this.__extends||(r=function(t,e){return r=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&(t[r]=e[r])},r(t,e)},function(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Class extends value "+String(e)+" is not a constructor or null");function n(){this.constructor=t}r(t,e),t.prototype=null===e?Object.create(e):(n.prototype=e.prototype,new n)});Object.defineProperty(e,"__esModule",{value:!0}),e.CommonMnMixin=void 0,e.CommonMnMixin=function(t){return function(t){function e(){return null!==t&&t.apply(this,arguments)||this}return n(e,t),e.prototype.remapChars=function(t){if(t.length){var e=this.font.getRemappedChar("mn",t[0]);if(e){var 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n=t.apply(this,l([],a(e),!1))||this;return n.size=null,n.isAccent=n.node.isAccent,n}return i(e,t),e.prototype.computeBBox=function(t,e){if(void 0===e&&(e=!1),this.protoBBox(t),this.node.attributes.get("symmetric")&&2!==this.stretch.dir){var r=this.getCenterOffset(t);t.h+=r,t.d-=r}this.node.getProperty("mathaccent")&&(0===this.stretch.dir||this.size>=0)&&(t.w=0)},e.prototype.protoBBox=function(e){var r=0!==this.stretch.dir;r&&null===this.size&&this.getStretchedVariant([0]),r&&this.size<0||(t.prototype.computeBBox.call(this,e),this.copySkewIC(e))},e.prototype.getAccentOffset=function(){var t=u.BBox.empty();return this.protoBBox(t),-t.w/2},e.prototype.getCenterOffset=function(e){return void 0===e&&(e=null),e||(e=u.BBox.empty(),t.prototype.computeBBox.call(this,e)),(e.h+e.d)/2+this.font.params.axis_height-e.h},e.prototype.getVariant=function(){this.node.attributes.get("largeop")?this.variant=this.node.attributes.get("displaystyle")?"-largeop":"-smallop":this.node.attributes.getExplicit("mathvariant")||!1!==this.node.getProperty("pseudoscript")?t.prototype.getVariant.call(this):this.variant="-tex-variant"},e.prototype.canStretch=function(t){if(0!==this.stretch.dir)return this.stretch.dir===t;if(!this.node.attributes.get("stretchy"))return!1;var e=this.getText();if(1!==Array.from(e).length)return!1;var r=this.font.getDelimiter(e.codePointAt(0));return this.stretch=r&&r.dir===t?r:h.NOSTRETCH,0!==this.stretch.dir},e.prototype.getStretchedVariant=function(t,e){var r,n;if(void 0===e&&(e=!1),0!==this.stretch.dir){var o=this.getWH(t),i=this.getSize("minsize",0),a=this.getSize("maxsize",1/0),l=this.node.getProperty("mathaccent");o=Math.max(i,Math.min(a,o));var 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t.concat(n||Array.prototype.slice.call(e))},a=this&&this.__values||function(t){var e="function"==typeof Symbol&&Symbol.iterator,r=e&&t[e],n=0;if(r)return r.call(t);if(t&&"number"==typeof t.length)return{next:function(){return t&&n>=t.length&&(t=void 0),{value:t&&t[n++],done:!t}}};throw new TypeError(e?"Object is not iterable.":"Symbol.iterator is not defined.")};Object.defineProperty(e,"__esModule",{value:!0}),e.CommonMtableMixin=void 0;var l=r(6469),c=r(505),u=r(7875);e.CommonMtableMixin=function(t){return function(t){function e(){for(var e=[],r=0;r<arguments.length;r++)e[r]=arguments[r];var n=t.apply(this,s([],i(e),!1))||this;n.numCols=0,n.numRows=0,n.data=null,n.pwidthCells=[],n.pWidth=0,n.numCols=(0,u.max)(n.tableRows.map((function(t){return t.numCells}))),n.numRows=n.childNodes.length,n.hasLabels=n.childNodes.reduce((function(t,e){return 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o=(n-(e[t]+r[t]))/2;o<1e-5||(e[t]+=o,r[t]+=o)},e.prototype.recordPWidthCell=function(t,e){t.childNodes[0]&&t.childNodes[0].getBBox().pwidth&&this.pwidthCells.push([t,e])},e.prototype.computeBBox=function(t,e){void 0===e&&(e=!1);var r,n,o=this.getTableData(),s=o.H,a=o.D;if(this.node.attributes.get("equalrows")){var l=this.getEqualRowHeight();r=(0,u.sum)([].concat(this.rLines,this.rSpace))+l*this.numRows}else r=(0,u.sum)(s.concat(a,this.rLines,this.rSpace));r+=2*(this.fLine+this.fSpace[1]);var p=this.getComputedWidths();n=(0,u.sum)(p.concat(this.cLines,this.cSpace))+2*(this.fLine+this.fSpace[0]);var h=this.node.attributes.get("width");"auto"!==h&&(n=Math.max(this.length2em(h,0)+2*this.fLine,n));var f=i(this.getBBoxHD(r),2),d=f[0],m=f[1];t.h=d,t.d=m,t.w=n;var y=i(this.getBBoxLR(),2),g=y[0],b=y[1];t.L=g,t.R=b,(0,c.isPercent)(h)||this.setColumnPWidths()},e.prototype.setChildPWidths=function(t,e,r){var n=this.node.attributes.get("width");if(!(0,c.isPercent)(n))return!1;this.hasLabels||(this.bbox.pwidth="",this.container.bbox.pwidth="");var o=this.bbox,i=o.w,s=o.L,a=o.R,l=this.node.attributes.get("data-width-includes-label"),p=Math.max(i,this.length2em(n,Math.max(e,s+i+a)))-(l?s+a:0),h=this.node.attributes.get("equalcolumns")?Array(this.numCols).fill(this.percent(1/Math.max(1,this.numCols))):this.getColumnAttributes("columnwidth",0);this.cWidths=this.getColumnWidthsFixed(h,p);var f=this.getComputedWidths();return this.pWidth=(0,u.sum)(f.concat(this.cLines,this.cSpace))+2*(this.fLine+this.fSpace[0]),this.isTop&&(this.bbox.w=this.pWidth),this.setColumnPWidths(),this.pWidth!==i&&this.parent.invalidateBBox(),this.pWidth!==i},e.prototype.setColumnPWidths=function(){var t,e,r=this.cWidths;try{for(var n=a(this.pwidthCells),o=n.next();!o.done;o=n.next()){var s=i(o.value,2),l=s[0],c=s[1];l.setChildPWidths(!1,r[c])&&(l.invalidateBBox(),l.getBBox())}}catch(e){t={error:e}}finally{try{o&&!o.done&&(e=n.return)&&e.call(n)}finally{if(t)throw t.error}}},e.prototype.getBBoxHD=function(t){var e=i(this.getAlignmentRow(),2),r=e[0],n=e[1];if(null===n){var o=this.font.params.axis_height,s=t/2;return{top:[0,t],center:[s,s],bottom:[t,0],baseline:[s,s],axis:[s+o,s-o]}[r]||[s,s]}var a=this.getVerticalPosition(n,r);return[a,t-a]},e.prototype.getBBoxLR=function(){if(this.hasLabels){var t=this.node.attributes,e=t.get("side"),r=i(this.getPadAlignShift(e),2),n=r[0],o=r[1],s=this.hasLabels&&!!t.get("data-width-includes-label");return s&&this.frame&&this.fSpace[0]&&(n-=this.fSpace[0]),"center"!==o||s?"left"===e?[n,0]:[0,n]:[n,n]}return[0,0]},e.prototype.getPadAlignShift=function(t){var 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this.node.attributes.get("equalcolumns")&&(r=Array(r.length).fill((0,u.max)(r))),r},e.prototype.getColumnWidths=function(){var t=this.node.attributes.get("width");if(this.node.attributes.get("equalcolumns"))return this.getEqualColumns(t);var e=this.getColumnAttributes("columnwidth",0);return"auto"===t?this.getColumnWidthsAuto(e):(0,c.isPercent)(t)?this.getColumnWidthsPercent(e):this.getColumnWidthsFixed(e,this.length2em(t))},e.prototype.getEqualColumns=function(t){var e,r=Math.max(1,this.numCols);if("auto"===t){var n=this.getTableData().W;e=(0,u.max)(n)}else if((0,c.isPercent)(t))e=this.percent(1/r);else{var o=(0,u.sum)([].concat(this.cLines,this.cSpace))+2*this.fSpace[0];e=Math.max(0,this.length2em(t)-o)/r}return Array(this.numCols).fill(e)},e.prototype.getColumnWidthsAuto=function(t){var e=this;return t.map((function(t){return"auto"===t||"fit"===t?null:(0,c.isPercent)(t)?t:e.length2em(t)}))},e.prototype.getColumnWidthsPercent=function(t){var 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e=this.store;this.moving||e.insertTaborder(),e.active.focus()}},e.prototype.left=function(t){this.move_(this.store.previous())},e.prototype.right=function(t){this.move_(this.store.next())},Object.defineProperty(e.prototype,"frame",{get:function(){return this._frame},enumerable:!1,configurable:!0}),Object.defineProperty(e.prototype,"store",{get:function(){return this._store},enumerable:!1,configurable:!0}),e.prototype.post=function(e,r){if(void 0!==r)return this.moving||this.store.removeTaborder(),void t.prototype.post.call(this,e,r);var n,o,i,s=e;if(s instanceof Event?(n=s.target,this.stop(s)):n=s,s instanceof MouseEvent&&(o=s.pageX,i=s.pageY,o||i||!s.clientX||(o=s.clientX+document.body.scrollLeft+document.documentElement.scrollLeft,i=s.clientY+document.body.scrollTop+document.documentElement.scrollTop)),!o&&!i&&n){var a=window.pageXOffset||document.documentElement.scrollLeft,l=window.pageYOffset||document.documentElement.scrollTop,c=n.getBoundingClientRect();o=(c.right+c.left)/2+a,i=(c.bottom+c.top)/2+l}this.store.active=n,this.anchor=this.store.active;var u=this.html;o+u.offsetWidth>document.body.offsetWidth-5&&(o=document.body.offsetWidth-u.offsetWidth-5),this.post(o,i)},e.prototype.registerWidget=function(t){this.widgets.push(t)},e.prototype.unregisterWidget=function(t){var e=this.widgets.indexOf(t);e>-1&&this.widgets.splice(e,1),0===this.widgets.length&&this.unpost()},e.prototype.unpostWidgets=function(){this.widgets.forEach((function(t){return t.unpost()}))},e.prototype.toJson=function(){return{type:""}},e.prototype.move_=function(t){this.anchor&&t!==this.anchor&&(this.moving=!0,this.unpost(),this.post(t),this.moving=!1)},e}(i.AbstractMenu);e.ContextMenu=c},7309:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.CssStyles=void 0;var n=r(2165);!function(t){function e(t){return"."+(n.HtmlClasses[t]||t)}var r={};r[e("INFOCLOSE")]="{  top:.2em; right:.2em;}",r[e("INFOCONTENT")]="{  overflow:auto; text-align:left; font-size:80%;  padding:.4em .6em; border:1px inset; margin:1em 0px;  max-height:20em; max-width:30em; background-color:#EEEEEE;  white-space:normal;}",r[e("INFO")+e("MOUSEPOST")]="{outline:none;}",r[e("INFO")]='{  position:fixed; left:50%; width:auto; text-align:center;  border:3px outset; padding:1em 2em; background-color:#DDDDDD;  color:black;  cursor:default; font-family:message-box; font-size:120%;  font-style:normal; text-indent:0; text-transform:none;  line-height:normal; letter-spacing:normal; word-spacing:normal;  word-wrap:normal; white-space:nowrap; float:none; z-index:201;  border-radius: 15px;                     /* Opera 10.5 and IE9 */  -webkit-border-radius:15px;               /* Safari and Chrome */  -moz-border-radius:15px;                  /* Firefox */  -khtml-border-radius:15px;                /* Konqueror */  box-shadow:0px 10px 20px #808080;         /* Opera 10.5 and IE9 */  -webkit-box-shadow:0px 10px 20px #808080; /* Safari 3 & Chrome */  -moz-box-shadow:0px 10px 20px #808080;    /* Forefox 3.5 */  -khtml-box-shadow:0px 10px 20px #808080;  /* Konqueror */  filter:progid:DXImageTransform.Microsoft.dropshadow(OffX=2, OffY=2, Color="gray", Positive="true"); /* IE */}';var o={};o[e("MENU")]="{  position:absolute;  background-color:white;  color:black;  width:auto; padding:5px 0px;  border:1px solid #CCCCCC; margin:0; cursor:default;  font: menu; text-align:left; text-indent:0; text-transform:none;  line-height:normal; letter-spacing:normal; word-spacing:normal;  word-wrap:normal; white-space:nowrap; float:none; z-index:201;  border-radius: 5px;                     /* Opera 10.5 and IE9 */  -webkit-border-radius: 5px;             /* Safari and Chrome */  -moz-border-radius: 5px;                /* Firefox */  -khtml-border-radius: 5px;              /* Konqueror */  box-shadow:0px 10px 20px #808080;         /* Opera 10.5 and IE9 */  -webkit-box-shadow:0px 10px 20px #808080; /* Safari 3 & Chrome */  -moz-box-shadow:0px 10px 20px #808080;    /* Forefox 3.5 */  -khtml-box-shadow:0px 10px 20px #808080;  /* Konqueror */}",o[e("MENUITEM")]="{  padding: 1px 2em;  background:transparent;}",o[e("MENUARROW")]="{  position:absolute; right:.5em; padding-top:.25em; color:#666666;  font-family: null; font-size: .75em}",o[e("MENUACTIVE")+" "+e("MENUARROW")]="{color:white}",o[e("MENUARROW")+e("RTL")]="{left:.5em; right:auto}",o[e("MENUCHECK")]="{  position:absolute; left:.7em;  font-family: null}",o[e("MENUCHECK")+e("RTL")]="{ right:.7em; left:auto }",o[e("MENURADIOCHECK")]="{  position:absolute; left: .7em;}",o[e("MENURADIOCHECK")+e("RTL")]="{  right: .7em; left:auto}",o[e("MENUINPUTBOX")]="{  padding-left: 1em; right:.5em; color:#666666;  font-family: null;}",o[e("MENUINPUTBOX")+e("RTL")]="{  left: .1em;}",o[e("MENUCOMBOBOX")]="{  left:.1em; padding-bottom:.5em;}",o[e("MENUSLIDER")]="{ 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background-color:#FFFFFF;}",o[e("SELECTIONDIVIDER")]="{  clear: both; border-top: 2px solid #000000;}",o[e("MENU")+" "+e("MENUCLOSE")]="{  top:-10px; left:-10px}";var i={};i[e("MENUCLOSE")]='{  position:absolute;  cursor:pointer;  display:inline-block;  border:2px solid #AAA;  border-radius:18px;  -webkit-border-radius: 18px;             /* Safari and Chrome */  -moz-border-radius: 18px;                /* Firefox */  -khtml-border-radius: 18px;              /* Konqueror */  font-family: "Courier New", Courier;  font-size:24px;  color:#F0F0F0}',i[e("MENUCLOSE")+" span"]="{  display:block; background-color:#AAA; border:1.5px solid;  border-radius:18px;  -webkit-border-radius: 18px;             /* Safari and Chrome */  -moz-border-radius: 18px;                /* Firefox */  -khtml-border-radius: 18px;              /* Konqueror */  line-height:0;  padding:8px 0 6px     /* may need to be browser-specific */}",i[e("MENUCLOSE")+":hover"]="{  color:white!important;  border:2px solid #CCC!important}",i[e("MENUCLOSE")+":hover span"]="{  background-color:#CCC!important}",i[e("MENUCLOSE")+":hover:focus"]="{  outline:none}";var s=!1,a=!1,l=!1;function c(t){l||(u(i,t),l=!0)}function u(t,e){var r=e||document,n=r.createElement("style");n.type="text/css";var o="";for(var i in t)o+=i,o+=" ",o+=t[i],o+="\n";n.innerHTML=o,r.head.appendChild(n)}t.addMenuStyles=function(t){a||(u(o,t),a=!0,c(t))},t.addInfoStyles=function(t){s||(u(r,t),s=!0,c(t))}}(e.CssStyles||(e.CssStyles={}))},2165:function(t,e){Object.defineProperty(e,"__esModule",{value:!0}),e.HtmlAttrs=e.HtmlClasses=void 0;function r(t){return"CtxtMenu_"+t}function n(t){return r(t)}function o(t){return r(t)}e.HtmlClasses={ATTACHED:n("Attached"),CONTEXTMENU:n("ContextMenu"),MENU:n("Menu"),MENUARROW:n("MenuArrow"),MENUACTIVE:n("MenuActive"),MENUCHECK:n("MenuCheck"),MENUCLOSE:n("MenuClose"),MENUCOMBOBOX:n("MenuComboBox"),MENUDISABLED:n("MenuDisabled"),MENUFRAME:n("MenuFrame"),MENUITEM:n("MenuItem"),MENULABEL:n("MenuLabel"),MENURADIOCHECK:n("MenuRadioCheck"),MENUINPUTBOX:n("MenuInputBox"),MENURULE:n("MenuRule"),MENUSLIDER:n("MenuSlider"),MOUSEPOST:n("MousePost"),RTL:n("RTL"),INFO:n("Info"),INFOCLOSE:n("InfoClose"),INFOCONTENT:n("InfoContent"),INFOSIGNATURE:n("InfoSignature"),INFOTITLE:n("InfoTitle"),SLIDERVALUE:n("SliderValue"),SLIDERBAR:n("SliderBar"),SELECTION:n("Selection"),SELECTIONBOX:n("SelectionBox"),SELECTIONMENU:n("SelectionMenu"),SELECTIONDIVIDER:n("SelectionDivider"),SELECTIONITEM:n("SelectionItem")},e.HtmlAttrs={COUNTER:o("Counter"),KEYDOWNFUNC:o("keydownFunc"),CONTEXTMENUFUNC:o("contextmenuFunc"),OLDTAB:o("Oldtabindex"),TOUCHFUNC:o("TouchFunc")}},4922:function(t,e,r){var n,o=this&&this.__extends||(n=function(t,e){return n=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var r in e)e.hasOwnProperty(r)&&(t[r]=e[r])},n(t,e)},function(t,e){function r(){this.constructor=t}n(t,e),t.prototype=null===e?Object.create(e):(r.prototype=e.prototype,new r)});Object.defineProperty(e,"__esModule",{value:!0}),e.Info=void 0;var i=r(5179),s=r(2165),a=function(t){function e(e,r,n){var o=t.call(this)||this;return o.title=e,o.signature=n,o.className=s.HtmlClasses.INFO,o.role="dialog",o.contentDiv=o.generateContent(),o.close=o.generateClose(),o.content=r||function(){return""},o}return o(e,t),e.prototype.attachMenu=function(t){this.menu=t},e.prototype.generateHtml=function(){t.prototype.generateHtml.call(this);var e=this.html;e.appendChild(this.generateTitle()),e.appendChild(this.contentDiv),e.appendChild(this.generateSignature()),e.appendChild(this.close.html),e.setAttribute("tabindex","0")},e.prototype.post=function(){t.prototype.post.call(this);var e=document.documentElement,r=this.html,n=window.innerHeight||e.clientHeight||e.scrollHeight||0,o=Math.floor(-r.offsetWidth/2),i=Math.floor((n-r.offsetHeight)/3);r.setAttribute("style","margin-left: "+o+"px; top: "+i+"px;"),window.event instanceof MouseEvent&&r.classList.add(s.HtmlClasses.MOUSEPOST),r.focus()},e.prototype.display=function(){this.menu.registerWidget(this),this.contentDiv.innerHTML=this.content();var t=this.menu.html;t.parentNode&&t.parentNode.removeChild(t),this.menu.frame.appendChild(this.html)},e.prototype.click=function(t){},e.prototype.keydown=function(e){this.bubbleKey(),t.prototype.keydown.call(this,e)},e.prototype.escape=function(t){this.unpost()},e.prototype.unpost=function(){t.prototype.unpost.call(this),this.html.classList.remove(s.HtmlClasses.MOUSEPOST),this.menu.unregisterWidget(this)},e.prototype.generateClose=function(){var t=new i.CloseButton(this),e=t.html;return e.classList.add(s.HtmlClasses.INFOCLOSE),e.setAttribute("aria-label","Close Dialog Box"),t},e.prototype.generateTitle=function(){var t=document.createElement("span");return t.innerHTML=this.title,t.classList.add(s.HtmlClasses.INFOTITLE),t},e.prototype.generateContent=function(){var t=document.createElement("div");return t.classList.add(s.HtmlClasses.INFOCONTENT),t.setAttribute("tabindex","0"),t},e.prototype.generateSignature=function(){var t=document.createElement("span");return t.innerHTML=this.signature,t.classList.add(s.HtmlClasses.INFOSIGNATURE),t},e.prototype.toJson=function(){return{type:""}},e}(r(8372).AbstractPostable);e.Info=a},1409:function(t,e,r){var n,o=this&&this.__extends||(n=function(t,e){return n=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var r in e)e.hasOwnProperty(r)&&(t[r]=e[r])},n(t,e)},function(t,e){function r(){this.constructor=t}n(t,e),t.prototype=null===e?Object.create(e):(r.prototype=e.prototype,new r)});Object.defineProperty(e,"__esModule",{value:!0}),e.Checkbox=void 0;var i=r(6765),s=r(2556),a=r(2165),l=function(t){function e(e,r,n,o){var i=t.call(this,e,"checkbox",r,o)||this;return i.role="menuitemcheckbox",i.variable=e.pool.lookup(n),i.register(),i}return o(e,t),e.fromJson=function(t,e,r){return new this(r,e.content,e.variable,e.id)},e.prototype.executeAction=function(){this.variable.setValue(!this.variable.getValue()),s.MenuUtil.close(this)},e.prototype.generateSpan=function(){this.span=document.createElement("span"),this.span.textContent="\u2713",this.span.classList.add(a.HtmlClasses.MENUCHECK)},e.prototype.updateAria=function(){this.html.setAttribute("aria-checked",this.variable.getValue()?"true":"false")},e.prototype.updateSpan=function(){this.span.style.display=this.variable.getValue()?"":"none"},e.prototype.toJson=function(){return{type:""}},e}(i.AbstractVariableItem);e.Checkbox=l},9886:function(t,e,r){var n,o=this&&this.__extends||(n=function(t,e){return n=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var r in e)e.hasOwnProperty(r)&&(t[r]=e[r])},n(t,e)},function(t,e){function r(){this.constructor=t}n(t,e),t.prototype=null===e?Object.create(e):(r.prototype=e.prototype,new r)});Object.defineProperty(e,"__esModule",{value:!0}),e.Combo=void 0;var i=r(6765),s=r(2556),a=r(2165),l=r(3205),c=function(t){function e(e,r,n,o){var i=t.call(this,e,"combobox",r,o)||this;return i.role="combobox",i.inputEvent=!1,i.variable=e.pool.lookup(n),i.register(),i}return o(e,t),e.fromJson=function(t,e,r){return new this(r,e.content,e.variable,e.id)},e.prototype.executeAction=function(){this.variable.setValue(this.input.value,s.MenuUtil.getActiveElement(this))},e.prototype.space=function(e){t.prototype.space.call(this,e),s.MenuUtil.close(this)},e.prototype.focus=function(){t.prototype.focus.call(this),this.input.focus()},e.prototype.unfocus=function(){t.prototype.unfocus.call(this),this.updateSpan()},e.prototype.generateHtml=function(){t.prototype.generateHtml.call(this),this.html.classList.add(a.HtmlClasses.MENUCOMBOBOX)},e.prototype.generateSpan=function(){this.span=document.createElement("span"),this.span.classList.add(a.HtmlClasses.MENUINPUTBOX),this.input=document.createElement("input"),this.input.addEventListener("keydown",this.inputKey.bind(this)),this.input.setAttribute("size","10em"),this.input.setAttribute("type","text"),this.input.setAttribute("tabindex","-1"),this.span.appendChild(this.input)},e.prototype.inputKey=function(t){this.bubbleKey(),this.inputEvent=!0},e.prototype.keydown=function(e){if(this.inputEvent&&e.keyCode!==l.KEY.ESCAPE&&e.keyCode!==l.KEY.RETURN)return this.inputEvent=!1,void e.stopPropagation();t.prototype.keydown.call(this,e),e.stopPropagation()},e.prototype.updateAria=function(){},e.prototype.updateSpan=function(){var t;try{t=this.variable.getValue(s.MenuUtil.getActiveElement(this))}catch(e){t=""}this.input.value=t},e.prototype.toJson=function(){return{type:""}},e}(i.AbstractVariableItem);e.Combo=c},3467:function(t,e,r){var n,o=this&&this.__extends||(n=function(t,e){return n=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var r in e)e.hasOwnProperty(r)&&(t[r]=e[r])},n(t,e)},function(t,e){function r(){this.constructor=t}n(t,e),t.prototype=null===e?Object.create(e):(r.prototype=e.prototype,new r)});Object.defineProperty(e,"__esModule",{value:!0}),e.Command=void 0;var i=r(1340),s=r(2556),a=function(t){function e(e,r,n,o){var i=t.call(this,e,"command",r,o)||this;return i.command=n,i}return o(e,t),e.fromJson=function(t,e,r){return new this(r,e.content,e.action,e.id)},e.prototype.executeAction=function(){try{this.command(s.MenuUtil.getActiveElement(this))}catch(t){s.MenuUtil.error(t,"Illegal command callback.")}s.MenuUtil.close(this)},e.prototype.toJson=function(){return{type:""}},e}(i.AbstractItem);e.Command=a},2965:function(t,e,r){var n,o=this&&this.__extends||(n=function(t,e){return n=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var r in e)e.hasOwnProperty(r)&&(t[r]=e[r])},n(t,e)},function(t,e){function r(){this.constructor=t}n(t,e),t.prototype=null===e?Object.create(e):(r.prototype=e.prototype,new r)});Object.defineProperty(e,"__esModule",{value:!0}),e.Label=void 0;var i=r(1340),s=r(2165),a=function(t){function e(e,r,n){return t.call(this,e,"label",r,n)||this}return o(e,t),e.fromJson=function(t,e,r){return new this(r,e.content,e.id)},e.prototype.generateHtml=function(){t.prototype.generateHtml.call(this),this.html.classList.add(s.HtmlClasses.MENULABEL)},e.prototype.toJson=function(){return{type:""}},e}(i.AbstractItem);e.Label=a},385:function(t,e,r){var n,o=this&&this.__extends||(n=function(t,e){return n=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var r in e)e.hasOwnProperty(r)&&(t[r]=e[r])},n(t,e)},function(t,e){function r(){this.constructor=t}n(t,e),t.prototype=null===e?Object.create(e):(r.prototype=e.prototype,new r)});Object.defineProperty(e,"__esModule",{value:!0}),e.Radio=void 0;var i=r(6765),s=r(2556),a=r(2165),l=function(t){function e(e,r,n,o){var i=t.call(this,e,"radio",r,o)||this;return i.role="menuitemradio",i.variable=e.pool.lookup(n),i.register(),i}return o(e,t),e.fromJson=function(t,e,r){return new this(r,e.content,e.variable,e.id)},e.prototype.executeAction=function(){this.variable.setValue(this.id),s.MenuUtil.close(this)},e.prototype.generateSpan=function(){this.span=document.createElement("span"),this.span.textContent="\u2713",this.span.classList.add(a.HtmlClasses.MENURADIOCHECK)},e.prototype.updateAria=function(){this.html.setAttribute("aria-checked",this.variable.getValue()===this.id?"true":"false")},e.prototype.updateSpan=function(){this.span.style.display=this.variable.getValue()===this.id?"":"none"},e.prototype.toJson=function(){return{type:""}},e}(i.AbstractVariableItem);e.Radio=l},3463:function(t,e,r){var n,o=this&&this.__extends||(n=function(t,e){return n=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var r in e)e.hasOwnProperty(r)&&(t[r]=e[r])},n(t,e)},function(t,e){function r(){this.constructor=t}n(t,e),t.prototype=null===e?Object.create(e):(r.prototype=e.prototype,new r)});Object.defineProperty(e,"__esModule",{value:!0}),e.Rule=void 0;var i=r(9329),s=r(2165),a=function(t){function e(e){var r=t.call(this,e,"rule")||this;return r.className=s.HtmlClasses.MENUITEM,r.role="separator",r}return o(e,t),e.fromJson=function(t,e,r){return new this(r)},e.prototype.generateHtml=function(){t.prototype.generateHtml.call(this);var e=this.html;e.classList.add(s.HtmlClasses.MENURULE),e.setAttribute("aria-orientation","vertical")},e.prototype.addEvents=function(t){},e.prototype.toJson=function(){return{type:"rule"}},e}(i.AbstractEntry);e.Rule=a},7625:function(t,e,r){var n,o=this&&this.__extends||(n=function(t,e){return n=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var r in e)e.hasOwnProperty(r)&&(t[r]=e[r])},n(t,e)},function(t,e){function r(){this.constructor=t}n(t,e),t.prototype=null===e?Object.create(e):(r.prototype=e.prototype,new r)});Object.defineProperty(e,"__esModule",{value:!0}),e.Slider=void 0;var i=r(6765),s=r(2556),a=r(2165),l=r(3205),c=function(t){function e(e,r,n,o){var i=t.call(this,e,"slider",r,o)||this;return i.role="slider",i.labelId="ctx_slideLabel"+s.MenuUtil.counter(),i.valueId="ctx_slideValue"+s.MenuUtil.counter(),i.inputEvent=!1,i.variable=e.pool.lookup(n),i.register(),i}return o(e,t),e.fromJson=function(t,e,r){return new 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r=e.keyCode;return r===l.KEY.UP||r===l.KEY.DOWN?(e.preventDefault(),void t.prototype.keydown.call(this,e)):this.inputEvent&&r!==l.KEY.ESCAPE&&r!==l.KEY.RETURN?(this.inputEvent=!1,void e.stopPropagation()):(t.prototype.keydown.call(this,e),void e.stopPropagation())},e.prototype.updateAria=function(){var t=this.variable.getValue();t&&this.input&&(this.input.setAttribute("aria-valuenow",t),this.input.setAttribute("aria-valuetext",t+"%"))},e.prototype.updateSpan=function(){var t;try{t=this.variable.getValue(s.MenuUtil.getActiveElement(this)),this.valueSpan.innerHTML=t+"%"}catch(e){t=""}this.input.value=t},e.prototype.toJson=function(){return{type:""}},e}(i.AbstractVariableItem);e.Slider=c},6186:function(t,e,r){var n,o=this&&this.__extends||(n=function(t,e){return n=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var r in e)e.hasOwnProperty(r)&&(t[r]=e[r])},n(t,e)},function(t,e){function 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s=a.selections.slice(t,t+o),l=i(a.rowDiv(s),4),c=l[0],u=l[1],p=l[2],h=l[3];e.push(c),r=Math.max(r,u),s.forEach((function(t){return t.html.style.height=p+"px"})),n=a.combineColumn(n,h)},a=this,l=0;l<this.selections.length;l+=o)s(l);this._balanced&&(this.balanceColumn(e,n),r=n.reduce((function(t,e){return t+e}),20)),e.forEach((function(t){return t.style.width=r+"px"}))}},e.prototype.getChunkSize=function(t){switch(this.grid){case"square":return Math.floor(Math.sqrt(t));case"horizontal":return Math.floor(t/e.chunkSize);default:return e.chunkSize}},e.prototype.balanceColumn=function(t,e){t.forEach((function(t){for(var r=Array.from(t.children),n=0,o=void 0;o=r[n];n++)o.style.width=e[n]+"px"}))},e.prototype.combineColumn=function(t,e){for(var r=[],n=0;t[n]||e[n];){if(!t[n]){r=r.concat(e.slice(n));break}if(!e[n]){r=r.concat(t.slice(n));break}r.push(Math.max(t[n],e[n])),n++}return r},e.prototype.left=function(t){var e=this;this.move(t,(function(t){return(0===t?e.selections.length:t)-1}))},e.prototype.right=function(t){var e=this;this.move(t,(function(t){return t===e.selections.length-1?0:t+1}))},e.prototype.generateHtml=function(){t.prototype.generateHtml.call(this),this.html.classList.add(a.HtmlClasses.SELECTION)},e.prototype.generateContent=function(){var e=t.prototype.generateContent.call(this);return e.classList.add(a.HtmlClasses.SELECTIONBOX),e.removeAttribute("tabindex"),e},e.prototype.findSelection=function(t){var e=t.target,r=null;if(e.id&&(r=this.selections.find((function(t){return t.html.id===e.id}))),!r){var n=e.parentElement.id;r=this.selections.find((function(t){return t.html.id===n}))}return r},e.prototype.move=function(t,e){var r=this.findSelection(t);r.focused&&r.focused.unfocus();var 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this.semantic.contentNodes.length&&o.walkTree(this.semantic.contentNodes[0]),this.semantic.childNodes.length&&o.walkTree(this.semantic.childNodes[0]),(0,i.setAttributes)(this.mml,this.semantic),this.mml}}e.CaseLine=s},6839:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.CaseMultiindex=void 0;const n=r(5740),o=r(9268),i=r(5452),s=r(2298);class a extends o.AbstractEnrichCase{constructor(t){super(t),this.mml=t.mathmlTree}static multiscriptIndex(t){return"punctuated"===t.type&&"dummy"===t.contentNodes[0].role?i.collapsePunctuated(t):(i.walkTree(t),t.id)}static createNone_(t){const e=n.createElement("none");return t&&(0,s.setAttributes)(e,t),e.setAttribute(s.Attribute.ADDED,"true"),e}completeMultiscript(t,e){const r=n.toArray(this.mml.childNodes).slice(1);let o=0;const l=t=>{for(let e,n=0;e=t[n];n++){const t=r[o];if(t&&e===parseInt(i.getInnerNode(t).getAttribute(s.Attribute.ID)))i.getInnerNode(t).setAttribute(s.Attribute.PARENT,this.semantic.id.toString()),o++;else{const r=this.semantic.querySelectorAll((t=>t.id===e));this.mml.insertBefore(a.createNone_(r[0]),t||null)}}};l(t),r[o]&&"MPRESCRIPTS"!==n.tagName(r[o])?this.mml.insertBefore(r[o],n.createElement("mprescripts")):o++,l(e)}}e.CaseMultiindex=a},7014:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.CaseMultiscripts=void 0;const n=r(5740),o=r(5656),i=r(6839),s=r(5452),a=r(2298);class l extends i.CaseMultiindex{static test(t){if(!t.mathmlTree)return!1;return"MMULTISCRIPTS"===n.tagName(t.mathmlTree)&&("superscript"===t.type||"subscript"===t.type)}constructor(t){super(t)}getMathml(){let t,e,r;if((0,a.setAttributes)(this.mml,this.semantic),this.semantic.childNodes[0]&&"subsup"===this.semantic.childNodes[0].role){const n=this.semantic.childNodes[0];t=n.childNodes[0],e=i.CaseMultiindex.multiscriptIndex(this.semantic.childNodes[1]),r=i.CaseMultiindex.multiscriptIndex(n.childNodes[1]);const l=[this.semantic.id,[n.id,t.id,r],e];s.addCollapsedAttribute(this.mml,l),this.mml.setAttribute(a.Attribute.TYPE,n.role),this.completeMultiscript(o.SemanticSkeleton.interleaveIds(r,e),[])}else{t=this.semantic.childNodes[0],e=i.CaseMultiindex.multiscriptIndex(this.semantic.childNodes[1]);const r=[this.semantic.id,t.id,e];s.addCollapsedAttribute(this.mml,r)}const n=o.SemanticSkeleton.collapsedLeafs(r||[],e),l=s.walkTree(t);return s.getInnerNode(l).setAttribute(a.Attribute.PARENT,this.semantic.id.toString()),n.unshift(t.id),this.mml.setAttribute(a.Attribute.CHILDREN,n.join(",")),this.mml}}e.CaseMultiscripts=l},3416:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.CaseProof=void 0;const n=r(9268),o=r(5452),i=r(2298);class s extends n.AbstractEnrichCase{constructor(t){super(t),this.mml=t.mathmlTree}static test(t){return!!t.mathmlTree&&("inference"===t.type||"premises"===t.type)}getMathml(){return this.semantic.childNodes.length?(this.semantic.contentNodes.forEach((function(t){o.walkTree(t),(0,i.setAttributes)(t.mathmlTree,t)})),this.semantic.childNodes.forEach((function(t){o.walkTree(t)})),(0,i.setAttributes)(this.mml,this.semantic),this.mml.getAttribute("data-semantic-id")===this.mml.getAttribute("data-semantic-parent")&&this.mml.removeAttribute("data-semantic-parent"),this.mml):this.mml}}e.CaseProof=s},5699:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.CaseTable=void 0;const n=r(5740),o=r(9268),i=r(5452),s=r(2298);class a extends o.AbstractEnrichCase{constructor(t){super(t),this.inner=[],this.mml=t.mathmlTree}static test(t){return"matrix"===t.type||"vector"===t.type||"cases"===t.type}getMathml(){const t=i.cloneContentNode(this.semantic.contentNodes[0]),e=this.semantic.contentNodes[1]?i.cloneContentNode(this.semantic.contentNodes[1]):null;if(this.inner=this.semantic.childNodes.map(i.walkTree),this.mml)if("MFENCED"===n.tagName(this.mml)){const 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l=[this.semantic.id,this.semantic.childNodes[0].id,t,e,r,a];i.addCollapsedAttribute(this.mml,l);const c=n.SemanticSkeleton.collapsedLeafs(t,e,r,a);return c.unshift(this.semantic.childNodes[0].id),this.mml.setAttribute(s.Attribute.CHILDREN,c.join(",")),this.completeMultiscript(n.SemanticSkeleton.interleaveIds(r,a),n.SemanticSkeleton.interleaveIds(t,e)),this.mml}}e.CaseTensor=a},9236:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.CaseText=void 0;const n=r(9268),o=r(5452),i=r(2298);class s extends n.AbstractEnrichCase{constructor(t){super(t),this.mml=t.mathmlTree}static test(t){return"punctuated"===t.type&&("text"===t.role||t.contentNodes.every((t=>"dummy"===t.role)))}getMathml(){const t=[],e=o.collapsePunctuated(this.semantic,t);return this.mml=o.introduceNewLayer(t,this.semantic),(0,i.setAttributes)(this.mml,this.semantic),this.mml.removeAttribute(i.Attribute.CONTENT),o.addCollapsedAttribute(this.mml,e),this.mml}}e.CaseText=s},5714:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.prepareMmlString=e.testTranslation__=e.semanticMathml=e.semanticMathmlSync=e.semanticMathmlNode=void 0;const n=r(2057),o=r(5740),i=r(5897),s=r(1414),a=r(5452),l=r(2298);function c(t){const e=o.cloneNode(t),r=s.getTree(e);return a.enrich(e,r)}function u(t){return c(o.parseInput(t))}function p(t){return t.match(/^<math/)||(t="<math>"+t),t.match(/\/math>$/)||(t+="</math>"),t}r(1513),e.semanticMathmlNode=c,e.semanticMathmlSync=u,e.semanticMathml=function(t,e){i.EnginePromise.getall().then((()=>{const r=o.parseInput(t);e(c(r))}))},e.testTranslation__=function(t){n.Debugger.getInstance().init();const 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h.CaseText(t)})},5452:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.printNodeList__=e.collapsePunctuated=e.formattedOutput_=e.formattedOutput=e.getInnerNode=e.setOperatorAttribute_=e.createInvisibleOperator_=e.rewriteMfenced=e.cloneContentNode=e.addCollapsedAttribute=e.parentNode_=e.isIgnorable_=e.unitChild_=e.descendNode_=e.ascendNewNode=e.validLca_=e.pathToRoot_=e.attachedElement_=e.prunePath_=e.mathmlLca_=e.lcaType=e.functionApplication_=e.isDescendant_=e.insertNewChild_=e.mergeChildren_=e.collectChildNodes_=e.collateChildNodes_=e.childrenSubset_=e.moveSemanticAttributes_=e.introduceLayerAboveLca=e.introduceNewLayer=e.walkTree=e.enrich=e.SETTINGS=void 0;const n=r(2057),o=r(5740),i=r(5897),s=r(3588),a=r(7516),l=r(5656),c=r(4795),u=r(2298),p=r(3532);function h(t){const e=(0,p.getCase)(t);let r;if(e)return r=e.getMathml(),N(r);if(1===t.mathml.length)return n.Debugger.getInstance().output("Walktree Case 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r=t.context,o=t.dynamicCstr.getValues();for(let t=0,i=o.length;t<i;t++)e=this.addNode_(e,o[t],n.TrieNodeKind.DYNAMIC,r);e=this.addNode_(e,t.precondition.query,n.TrieNodeKind.QUERY,r);const i=t.precondition.constraints;for(let t=0,o=i.length;t<o;t++)e=this.addNode_(e,i[t],n.TrieNodeKind.BOOLEAN,r);e.setRule(t)}lookupRules(t,e){let r=[this.root];const o=[];for(;e.length;){const t=e.shift(),o=[];for(;r.length;){r.shift().getChildren().forEach((e=>{e.getKind()===n.TrieNodeKind.DYNAMIC&&-1===t.indexOf(e.getConstraint())||o.push(e)}))}r=o.slice()}for(;r.length;){const e=r.shift();if(e.getRule){const t=e.getRule();t&&o.push(t)}const n=e.findChildren(t);r=r.concat(n)}return o}hasSubtrie(t){let e=this.root;for(let r=0,n=t.length;r<n;r++){const n=t[r];if(e=e.getChild(n),!e)return!1}return!0}toString(){return i.printWithDepth_(this.root,0,"")}collectRules(){return i.collectRules_(this.root)}order(){return i.order_(this.root)}enumerate(t){return this.enumerate_(this.root,t)}byConstraint(t){let 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e,r=this.speechRules_.length-1;e=this.speechRules_[r];r--)e!==t&&t.dynamicCstr.equal(e.dynamicCstr)&&a.comparePreconditions_(e,t)&&this.speechRules_.splice(r,1)}getSpeechRules(){return this.speechRules_}setSpeechRules(t){this.speechRules_=t}getPreconditions(){return this.preconditions}parseCstr(t){try{return this.parser.parse(this.locale+"."+this.modality+(this.domain?"."+this.domain:"")+"."+t)}catch(e){if("RuleError"===e.name)return console.error("Rule Error ",`Illegal Dynamic Constraint: ${t}.`,e.message),null;throw e}}parsePrecondition(t,e){try{const r=this.parsePrecondition_(t);t=r[0];let n=r.slice(1);for(const t of e)n=n.concat(this.parsePrecondition_(t));return new i.Precondition(t,...n)}catch(r){if("RuleError"===r.name)return console.error("Rule Error ",`Illegal preconditions: ${t}, ${e}.`,r.message),null;throw r}}parseAction(t){try{return i.Action.fromString(t)}catch(e){if("RuleError"===e.name)return console.error("Rule Error ",`Illegal action: ${t}.`,e.message),null;throw e}}parse(t){this.modality=t.modality||this.modality,this.locale=t.locale||this.locale,this.domain=t.domain||this.domain,this.context.parse(t.functions||[]),"actions"!==t.kind&&(this.kind=t.kind||this.kind,this.inheritRules()),this.parseRules(t.rules||[])}parseRules(t){for(let e,r=0;e=t[r];r++){const t=e[0],r=this.parseMethods[t];t&&r&&r.apply(this,e.slice(1))}}generateRules(t){const e=this.context.customGenerators.lookup(t);e&&e(this)}defineAction(t,e){let r;try{r=i.Action.fromString(e)}catch(t){if("RuleError"===t.name)return void console.error("Action Error ",e,t.message);throw t}const n=this.getFullPreconditions(t);if(!n)return void console.error(`Action Error: No precondition for action ${t}`);this.ignoreRules(t);const o=new RegExp("^\\w+\\.\\w+\\."+(this.domain?"\\w+\\.":""));n.conditions.forEach((([e,n])=>{const s=this.parseCstr(e.toString().replace(o,""));this.addRule(new i.SpeechRule(t,s,n,r))}))}getFullPreconditions(t){const e=this.preconditions.get(t);return e||!this.inherits?e:this.inherits.getFullPreconditions(t)}definePrecondition(t,e,r,...n){const o=this.parsePrecondition(r,n),i=this.parseCstr(e);o&&i?(o.rank=this.rank++,this.preconditions.set(t,new l(i,o))):console.error(`Precondition Error: ${r}, (${e})`)}inheritRules(){if(!this.inherits||!this.inherits.getSpeechRules().length)return;const t=new RegExp("^\\w+\\.\\w+\\."+(this.domain?"\\w+\\.":""));this.inherits.getSpeechRules().forEach((e=>{const r=this.parseCstr(e.dynamicCstr.toString().replace(t,""));this.addRule(new i.SpeechRule(e.name,r,e.precondition,e.action))}))}ignoreRules(t,...e){let r=this.findAllRules((e=>e.name===t));if(!e.length)return void r.forEach(this.deleteRule.bind(this));let n=[];for(const t of e){const e=this.parseCstr(t);for(const t of r)e.equal(t.dynamicCstr)?this.deleteRule(t):n.push(t);r=n,n=[]}}parsePrecondition_(t){const e=this.context.customGenerators.lookup(t);return e?e():[t]}}e.BaseRuleStore=a;class l{constructor(t,e){this.base=t,this._conditions=[],this.constraints=[],this.allCstr={},this.constraints.push(t),this.addCondition(t,e)}get conditions(){return this._conditions}addConstraint(t){if(this.constraints.filter((e=>e.equal(t))).length)return;this.constraints.push(t);const e=[];for(const[r,n]of this.conditions)this.base.equal(r)&&e.push([t,n]);this._conditions=this._conditions.concat(e)}addBaseCondition(t){this.addCondition(this.base,t)}addFullCondition(t){this.constraints.forEach((e=>this.addCondition(e,t)))}addCondition(t,e){const r=t.toString()+" "+e.toString();this.allCstr.condStr||(this.allCstr[r]=!0,this._conditions.push([t,e]))}}e.Condition=l},2469:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.BrailleStore=void 0;const n=r(7630),o=r(9935);class i extends o.MathStore{constructor(){super(...arguments),this.modality="braille",this.customTranscriptions={"\u22ca":"\u2808\u2821\u2833"}}evaluateString(t){const e=[],r=Array.from(t);for(let t=0;t<r.length;t++)e.push(this.evaluateCharacter(r[t]));return e}annotations(){for(let t,e=0;t=this.annotators[e];e++)(0,n.activate)(this.locale,t)}}e.BrailleStore=i},1676:function(t,e){var r;Object.defineProperty(e,"__esModule",{value:!0}),e.DefaultComparator=e.DynamicCstrParser=e.DynamicCstr=e.DynamicProperties=e.Axis=void 0,function(t){t.DOMAIN="domain",t.STYLE="style",t.LOCALE="locale",t.TOPIC="topic",t.MODALITY="modality"}(r=e.Axis||(e.Axis={}));class n{constructor(t,e=Object.keys(t)){this.properties=t,this.order=e}static createProp(...t){const e=o.DEFAULT_ORDER,r={};for(let n=0,o=t.length,i=e.length;n<o&&n<i;n++)r[e[n]]=t[n];return new n(r)}getProperties(){return this.properties}getOrder(){return this.order}getAxes(){return this.order}getProperty(t){return this.properties[t]}updateProperties(t){this.properties=t}allProperties(){const t=[];return this.order.forEach((e=>t.push(this.getProperty(e).slice()))),t}toString(){const t=[];return this.order.forEach((e=>t.push(e+": "+this.getProperty(e).toString()))),t.join("\n")}}e.DynamicProperties=n;class o extends n{constructor(t,e){const r={};for(const[e,n]of Object.entries(t))r[e]=[n];super(r,e),this.components=t}static createCstr(...t){const e=o.DEFAULT_ORDER,r={};for(let n=0,o=t.length,i=e.length;n<o&&n<i;n++)r[e[n]]=t[n];return new o(r)}static defaultCstr(){return o.createCstr.apply(null,o.DEFAULT_ORDER.map((function(t){return o.DEFAULT_VALUES[t]})))}static validOrder(t){const e=o.DEFAULT_ORDER.slice();return t.every((t=>{const r=e.indexOf(t);return-1!==r&&e.splice(r,1)}))}getComponents(){return this.components}getValue(t){return this.components[t]}getValues(){return this.order.map((t=>this.getValue(t)))}allProperties(){const t=super.allProperties();for(let e,r,n=0;e=t[n],r=this.order[n];n++){const t=this.getValue(r);-1===e.indexOf(t)&&e.unshift(t)}return t}toString(){return this.getValues().join(".")}equal(t){const e=t.getAxes();if(this.order.length!==e.length)return!1;for(let r,n=0;r=e[n];n++){const e=this.getValue(r);if(!e||t.getValue(r)!==e)return!1}return!0}}e.DynamicCstr=o,o.DEFAULT_ORDER=[r.LOCALE,r.MODALITY,r.DOMAIN,r.STYLE,r.TOPIC],o.BASE_LOCALE="base",o.DEFAULT_VALUE="default",o.DEFAULT_VALUES={[r.LOCALE]:"en",[r.DOMAIN]:o.DEFAULT_VALUE,[r.STYLE]:o.DEFAULT_VALUE,[r.TOPIC]:o.DEFAULT_VALUE,[r.MODALITY]:"speech"};e.DynamicCstrParser=class{constructor(t){this.order=t}parse(t){const e=t.split("."),r={};if(e.length>this.order.length)throw new Error("Invalid dynamic constraint: "+r);let n=0;for(let t,o=0;t=this.order[o],e.length;o++,n++){const n=e.shift();r[t]=n}return new o(r,this.order.slice(0,n))}};e.DefaultComparator=class{constructor(t,e=new n(t.getProperties(),t.getOrder())){this.reference=t,this.fallback=e,this.order=this.reference.getOrder()}getReference(){return this.reference}setReference(t,e){this.reference=t,this.fallback=e||new n(t.getProperties(),t.getOrder()),this.order=this.reference.getOrder()}match(t){const e=t.getAxes();return e.length===this.reference.getAxes().length&&e.every((e=>{const r=t.getValue(e);return r===this.reference.getValue(e)||-1!==this.fallback.getProperty(e).indexOf(r)}))}compare(t,e){let r=!1;for(let n,o=0;n=this.order[o];o++){const o=t.getValue(n),i=e.getValue(n);if(!r){const t=this.reference.getValue(n);if(t===o&&t!==i)return-1;if(t===i&&t!==o)return 1;if(t===o&&t===i)continue;t!==o&&t!==i&&(r=!0)}const s=this.fallback.getProperty(n),a=s.indexOf(o),l=s.indexOf(i);if(a<l)return-1;if(l<a)return 1}return 0}toString(){return this.reference.toString()+"\n"+this.fallback.toString()}}},2105:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.numbersToAlpha=e.Grammar=e.ATTRIBUTE=void 0;const n=r(5740),o=r(5897),i=r(2536),s=r(4356);e.ATTRIBUTE="grammar";class a{constructor(){this.currentFlags={},this.parameters_={},this.corrections_={},this.preprocessors_={},this.stateStack_=[]}static getInstance(){return a.instance=a.instance||new a,a.instance}static parseInput(t){const e={},r=t.split(":");for(let t=0,n=r.length;t<n;t++){const n=r[t].split("="),o=n[0].trim();n[1]?e[o]=n[1].trim():o.match(/^!/)?e[o.slice(1)]=!1:e[o]=!0}return e}static parseState(t){const e={},r=t.split(" ");for(let t=0,n=r.length;t<n;t++){const n=r[t].split(":"),o=n[0],i=n[1];e[o]=i||!0}return e}static translateString_(t){if(t.match(/:unit$/))return a.translateUnit_(t);const e=o.default.getInstance();let r=e.evaluator(t,e.dynamicCstr);return r=null===r?t:r,a.getInstance().getParameter("plural")&&(r=s.LOCALE.FUNCTIONS.plural(r)),r}static translateUnit_(t){t=a.prepareUnit_(t);const e=o.default.getInstance(),r=a.getInstance().getParameter("plural"),n=e.strict,i=`${e.locale}.${e.modality}.default`;let l,c;return e.strict=!0,r&&(l=e.defaultParser.parse(i+".plural"),c=e.evaluator(t,l)),c?(e.strict=n,c):(l=e.defaultParser.parse(i+".default"),c=e.evaluator(t,l),e.strict=n,c?(r&&(c=s.LOCALE.FUNCTIONS.plural(c)),c):a.cleanUnit_(t))}static prepareUnit_(t){const e=t.match(/:unit$/);return e?t.slice(0,e.index).replace(/\s+/g," ")+t.slice(e.index):t}static cleanUnit_(t){return t.match(/:unit$/)?t.replace(/:unit$/,""):t}clear(){this.parameters_={},this.stateStack_=[]}setParameter(t,e){const r=this.parameters_[t];return e?this.parameters_[t]=e:delete this.parameters_[t],r}getParameter(t){return this.parameters_[t]}setCorrection(t,e){this.corrections_[t]=e}setPreprocessor(t,e){this.preprocessors_[t]=e}getCorrection(t){return this.corrections_[t]}getState(){const t=[];for(const e in this.parameters_){const r=this.parameters_[e];t.push("string"==typeof r?e+":"+r:e)}return t.join(" ")}pushState(t){for(const e in t)t[e]=this.setParameter(e,t[e]);this.stateStack_.push(t)}popState(){const t=this.stateStack_.pop();for(const e in t)this.setParameter(e,t[e])}setAttribute(t){if(t&&t.nodeType===n.NodeType.ELEMENT_NODE){const r=this.getState();r&&t.setAttribute(e.ATTRIBUTE,r)}}preprocess(t){return this.runProcessors_(t,this.preprocessors_)}correct(t){return this.runProcessors_(t,this.corrections_)}apply(t,e){return this.currentFlags=e||{},t=this.currentFlags.adjust||this.currentFlags.preprocess?a.getInstance().preprocess(t):t,(this.parameters_.translate||this.currentFlags.translate)&&(t=a.translateString_(t)),t=this.currentFlags.adjust||this.currentFlags.correct?a.getInstance().correct(t):t,this.currentFlags={},t}runProcessors_(t,e){for(const r in this.parameters_){const n=e[r];if(!n)continue;const o=this.parameters_[r];t=!0===o?n(t):n(t,o)}return t}}function l(t,e){if(!e||!t)return t;const r=s.LOCALE.FUNCTIONS.fontRegexp(i.localFont(e));return t.replace(r,"")}function c(t){return t.match(/\d+/)?s.LOCALE.NUMBERS.numberToWords(parseInt(t,10)):t}e.Grammar=a,e.numbersToAlpha=c,a.getInstance().setCorrection("localFont",i.localFont),a.getInstance().setCorrection("localRole",i.localRole),a.getInstance().setCorrection("localEnclose",i.localEnclose),a.getInstance().setCorrection("ignoreFont",l),a.getInstance().setPreprocessor("annotation",(function(t,e){return t+":"+e})),a.getInstance().setPreprocessor("noTranslateText",(function(t){return t.match(new RegExp("^["+s.LOCALE.MESSAGES.regexp.TEXT+"]+$"))&&(a.getInstance().currentFlags.translate=!1),t})),a.getInstance().setCorrection("ignoreCaps",(function(t){let e=s.LOCALE.ALPHABETS.capPrefix[o.default.getInstance().domain];return void 0===e&&(e=s.LOCALE.ALPHABETS.capPrefix.default),l(t,e)})),a.getInstance().setPreprocessor("numbers2alpha",c)},2780:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.enumerate=e.lookupString=e.lookupCategory=e.lookupRule=e.addSiUnitRules=e.addUnitRules=e.addFunctionRules=e.addSymbolRules=e.defineRule=e.defineRules=e.setSiPrefixes=void 0;const n=r(2057),o=r(5897),i=r(7491),s=r(4658),a=r(1676);let l=a.DynamicCstr.DEFAULT_VALUES[a.Axis.LOCALE],c=a.DynamicCstr.DEFAULT_VALUES[a.Axis.MODALITY],u={};e.setSiPrefixes=function(t){u=t};const p={};function h(t,e,r,n){const o=_(e);S(o,r),o.defineRulesFromMappings(t,l,c,e,n)}function f(t){if(v(t))return;const e=t.names,r=t.mappings,n=t.category;for(let t,o=0;t=e[o];o++)h(t,t,n,r)}function d(t){for(const e of Object.keys(u)){const r=Object.assign({},t);r.mappings={};const n=u[e];r.key=e+r.key,r.names=r.names.map((function(t){return e+t}));for(const e of Object.keys(t.mappings)){r.mappings[e]={};for(const o of Object.keys(t.mappings[e]))r.mappings[e][o]=i.locales[l]().FUNCTIONS.si(n,t.mappings[e][o])}b(r)}b(t)}function m(t,e){const r=p[t];return r?r.lookupRule(null,e):null}function y(t,e){const r=m(t,e);return r?r.action:null}function g(t,e){return e=e||{},t.length?(e[t[0]]=g(t.slice(1),e[t[0]]),e):e}function b(t){const e=t.names;e&&(t.names=e.map((function(t){return t+":unit"}))),f(t)}function v(t){return!(!t.locale&&!t.modality)&&(l=t.locale||l,c=t.modality||c,!0)}function _(t){let e=p[t];return e?(n.Debugger.getInstance().output("Store exists! "+t),e):(e=new s.MathSimpleStore,p[t]=e,e)}function S(t,e){e&&(t.category=e)}e.defineRules=h,e.defineRule=function(t,e,r,n,o,i){const s=_(o);S(s,n),s.defineRuleFromStrings(t,l,c,e,r,o,i)},e.addSymbolRules=function(t){if(v(t))return;const e=s.MathSimpleStore.parseUnicode(t.key);h(t.key,e,t.category,t.mappings)},e.addFunctionRules=f,e.addUnitRules=function(t){v(t)||(t.si?d(t):b(t))},e.addSiUnitRules=d,e.lookupRule=m,e.lookupCategory=function(t){const e=p[t];return e?e.category:""},e.lookupString=y,o.default.getInstance().evaluator=y,e.enumerate=function(t={}){for(const e of Object.values(p))for(const[,r]of e.rules.entries())for(const{cstr:e}of r)t=g(e.getValues(),t);return t}},4658:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.MathSimpleStore=void 0;const n=r(5897),o=r(1676);class i{constructor(){this.category="",this.rules=new Map}static parseUnicode(t){const e=parseInt(t,16);return String.fromCodePoint(e)}static testDynamicConstraints_(t,e){return n.default.getInstance().strict?e.cstr.equal(t):n.default.getInstance().comparator.match(e.cstr)}defineRulesFromMappings(t,e,r,n,o){for(const i in o)for(const s in o[i]){const a=o[i][s];this.defineRuleFromStrings(t,e,r,i,s,n,a)}}getRules(t){let e=this.rules.get(t);return e||(e=[],this.rules.set(t,e)),e}defineRuleFromStrings(t,e,r,o,i,s,a){let l=this.getRules(e);const c=n.default.getInstance().parsers[o]||n.default.getInstance().defaultParser,u=n.default.getInstance().comparators[o],p=`${e}.${r}.${o}.${i}`,h=c.parse(p),f=u?u():n.default.getInstance().comparator,d=f.getReference();f.setReference(h);const m={cstr:h,action:a};l=l.filter((t=>!h.equal(t.cstr))),l.push(m),this.rules.set(e,l),f.setReference(d)}lookupRule(t,e){let r=this.getRules(e.getValue(o.Axis.LOCALE));return r=r.filter((function(t){return i.testDynamicConstraints_(e,t)})),1===r.length?r[0]:r.length?r.sort(((t,e)=>n.default.getInstance().comparator.compare(t.cstr,e.cstr)))[0]:null}}e.MathSimpleStore=i},9935:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.MathStore=void 0;const n=r(707),o=r(4356),i=r(7630),s=r(4504),a=r(4650);class l extends s.BaseRuleStore{constructor(){super(),this.annotators=[],this.parseMethods.Alias=this.defineAlias,this.parseMethods.SpecializedRule=this.defineSpecializedRule,this.parseMethods.Specialized=this.defineSpecialized}initialize(){this.initialized||(this.annotations(),this.initialized=!0)}annotations(){for(let t,e=0;t=this.annotators[e];e++)(0,i.activate)(this.domain,t)}defineAlias(t,e,...r){const n=this.parsePrecondition(e,r);if(!n)return void console.error(`Precondition Error: ${e} ${r}`);const o=this.preconditions.get(t);o?o.addFullCondition(n):console.error(`Alias Error: No precondition by the name of ${t}`)}defineRulesAlias(t,e,...r){const n=this.findAllRules((function(e){return e.name===t}));if(0===n.length)throw new a.OutputError("Rule with name "+t+" does not exist.");const o=[];n.forEach((t=>{(t=>{const e=t.dynamicCstr.toString(),r=t.action.toString();for(let t,n=0;t=o[n];n++)if(t.action===r&&t.cstr===e)return!1;return o.push({cstr:e,action:r}),!0})(t)&&this.addAlias_(t,e,r)}))}defineSpecializedRule(t,e,r,n){const o=this.parseCstr(e),i=this.findRule((e=>e.name===t&&o.equal(e.dynamicCstr))),s=this.parseCstr(r);if(!i&&n)throw new a.OutputError("Rule named "+t+" with style "+e+" does not exist.");const l=n?a.Action.fromString(n):i.action,c=new a.SpeechRule(i.name,s,i.precondition,l);this.addRule(c)}defineSpecialized(t,e,r){const n=this.parseCstr(r);if(!n)return void console.error(`Dynamic Constraint Error: ${r}`);const o=this.preconditions.get(t);o?o.addConstraint(n):console.error(`Alias Error: No precondition by the name of ${t}`)}evaluateString(t){const e=[];if(t.match(/^\s+$/))return e;let r=this.matchNumber_(t);if(r&&r.length===t.length)return e.push(this.evaluateCharacter(r.number)),e;const i=n.removeEmpty(t.replace(/\s/g," ").split(" "));for(let t,n=0;t=i[n];n++)if(1===t.length)e.push(this.evaluateCharacter(t));else if(t.match(new RegExp("^["+o.LOCALE.MESSAGES.regexp.TEXT+"]+$")))e.push(this.evaluateCharacter(t));else{let n=t;for(;n;){r=this.matchNumber_(n);const t=n.match(new RegExp("^["+o.LOCALE.MESSAGES.regexp.TEXT+"]+"));if(r)e.push(this.evaluateCharacter(r.number)),n=n.substring(r.length);else if(t)e.push(this.evaluateCharacter(t[0])),n=n.substring(t[0].length);else{const t=Array.from(n),r=t[0];e.push(this.evaluateCharacter(r)),n=t.slice(1).join("")}}}return e}parse(t){super.parse(t),this.annotators=t.annotators||[]}addAlias_(t,e,r){const n=this.parsePrecondition(e,r),o=new a.SpeechRule(t.name,t.dynamicCstr,n,t.action);o.name=t.name,this.addRule(o)}matchNumber_(t){const e=t.match(new RegExp("^"+o.LOCALE.MESSAGES.regexp.NUMBER)),r=t.match(new RegExp("^"+l.regexp.NUMBER));if(!e&&!r)return null;const n=r&&r[0]===t;if(e&&e[0]===t||!n)return e?{number:e[0],length:e[0].length}:null;return{number:r[0].replace(new RegExp(l.regexp.DIGIT_GROUP,"g"),"X").replace(new RegExp(l.regexp.DECIMAL_MARK,"g"),o.LOCALE.MESSAGES.regexp.DECIMAL_MARK).replace(/X/g,o.LOCALE.MESSAGES.regexp.DIGIT_GROUP.replace(/\\/g,"")),length:r[0].length}}}e.MathStore=l,l.regexp={NUMBER:"((\\d{1,3})(?=(,| ))((,| )\\d{3})*(\\.\\d+)?)|^\\d*\\.\\d+|^\\d+",DECIMAL_MARK:"\\.",DIGIT_GROUP:","}},4650:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.OutputError=e.Precondition=e.Action=e.Component=e.ActionType=e.SpeechRule=void 0;const n=r(5897),o=r(2105);var i;function s(t){switch(t){case"[n]":return i.NODE;case"[m]":return i.MULTI;case"[t]":return i.TEXT;case"[p]":return i.PERSONALITY;default:throw"Parse error: "+t}}e.SpeechRule=class{constructor(t,e,r,n){this.name=t,this.dynamicCstr=e,this.precondition=r,this.action=n,this.context=null}toString(){return this.name+" | "+this.dynamicCstr.toString()+" | "+this.precondition.toString()+" ==> "+this.action.toString()}},function(t){t.NODE="NODE",t.MULTI="MULTI",t.TEXT="TEXT",t.PERSONALITY="PERSONALITY"}(i=e.ActionType||(e.ActionType={}));class a{constructor({type:t,content:e,attributes:r,grammar:n}){this.type=t,this.content=e,this.attributes=r,this.grammar=n}static grammarFromString(t){return o.Grammar.parseInput(t)}static fromString(t){const e={type:s(t.substring(0,3))};let r=t.slice(3).trim();if(!r)throw new u("Missing content.");switch(e.type){case i.TEXT:if('"'===r[0]){const t=p(r,"\\(")[0].trim();if('"'!==t.slice(-1))throw new u("Invalid string syntax.");e.content=t,r=r.slice(t.length).trim(),-1===r.indexOf("(")&&(r="");break}case i.NODE:case i.MULTI:{const t=r.indexOf(" (");if(-1===t){e.content=r.trim(),r="";break}e.content=r.substring(0,t).trim(),r=r.slice(t).trim()}}if(r){const t=a.attributesFromString(r);t.grammar&&(e.grammar=t.grammar,delete t.grammar),Object.keys(t).length&&(e.attributes=t)}return new a(e)}static attributesFromString(t){if("("!==t[0]||")"!==t.slice(-1))throw new u("Invalid attribute expression: "+t);const e={},r=p(t.slice(1,-1),",");for(let t=0,n=r.length;t<n;t++){const n=r[t],i=n.indexOf(":");if(-1===i)e[n.trim()]="true";else{const t=n.substring(0,i).trim(),r=n.slice(i+1).trim();e[t]=t===o.ATTRIBUTE?a.grammarFromString(r):r}}return e}toString(){let t="";t+=function(t){switch(t){case i.NODE:return"[n]";case i.MULTI:return"[m]";case i.TEXT:return"[t]";case i.PERSONALITY:return"[p]";default:throw"Unknown type error: "+t}}(this.type),t+=this.content?" "+this.content:"";const e=this.attributesToString();return t+=e?" "+e:"",t}grammarToString(){return this.getGrammar().join(":")}getGrammar(){const t=[];for(const e in this.grammar)!0===this.grammar[e]?t.push(e):!1===this.grammar[e]?t.push("!"+e):t.push(e+"="+this.grammar[e]);return t}attributesToString(){const t=this.getAttributes(),e=this.grammarToString();return e&&t.push("grammar:"+e),t.length>0?"("+t.join(", ")+")":""}getAttributes(){const t=[];for(const e in this.attributes){const r=this.attributes[e];"true"===r?t.push(e):t.push(e+":"+r)}return t}}e.Component=a;class l{constructor(t){this.components=t}static fromString(t){const e=p(t,";").filter((function(t){return t.match(/\S/)})).map((function(t){return t.trim()})),r=[];for(let t=0,n=e.length;t<n;t++){const n=a.fromString(e[t]);n&&r.push(n)}return new l(r)}toString(){return this.components.map((function(t){return t.toString()})).join("; ")}}e.Action=l;class c{constructor(t,...e){this.query=t,this.constraints=e;const[r,n]=this.presetPriority();this.priority=r?n:this.calculatePriority()}static constraintValue(t,e){for(let r,n=0;r=e[n];n++)if(t.match(r))return++n;return 0}toString(){const t=this.constraints.join(", ");return`${this.query}, ${t} (${this.priority}, ${this.rank})`}calculatePriority(){const t=c.constraintValue(this.query,c.queryPriorities);if(!t)return 0;const e=this.query.match(/^self::.+\[(.+)\]/)[1];return 100*t+10*c.constraintValue(e,c.attributePriorities)}presetPriority(){if(!this.constraints.length)return[!1,0];const t=this.constraints[this.constraints.length-1].match(/^priority=(.*$)/);if(!t)return[!1,0];this.constraints.pop();const e=parseFloat(t[1]);return[!0,isNaN(e)?0:e]}}e.Precondition=c,c.queryPriorities=[/^self::\*\[.+\]$/,/^self::[\w-]+\[.+\]$/],c.attributePriorities=[/^@[\w-]+$/,/^@[\w-]+!=".+"$/,/^not\(contains\(@[\w-]+,\s*".+"\)\)$/,/^contains\(@[\w-]+,".+"\)$/,/^@[\w-]+=".+"$/];class u extends n.SREError{constructor(t){super(t),this.name="RuleError"}}function p(t,e){const r=[];let n="";for(;""!==t;){const o=t.search(e);if(-1===o){if((t.match(/"/g)||[]).length%2!=0)throw new u("Invalid string in expression: "+t);r.push(n+t),n="",t=""}else if((t.substring(0,o).match(/"/g)||[]).length%2==0)r.push(n+t.substring(0,o)),n="",t=t.substring(o+1);else{const e=t.substring(o).search('"');if(-1===e)throw new u("Invalid string in expression: "+t);n+=t.substring(0,o+e+1),t=t.substring(o+e+1)}}return n&&r.push(n),r}e.OutputError=u},4106:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.SpeechRuleContext=void 0;const n=r(5274),o=r(5662);e.SpeechRuleContext=class{constructor(){this.customQueries=new o.CustomQueries,this.customStrings=new o.CustomStrings,this.contextFunctions=new o.ContextFunctions,this.customGenerators=new o.CustomGenerators}applyCustomQuery(t,e){const r=this.customQueries.lookup(e);return r?r(t):null}applySelector(t,e){return this.applyCustomQuery(t,e)||n.evalXPath(e,t)}applyQuery(t,e){const r=this.applySelector(t,e);return r.length>0?r[0]:null}applyConstraint(t,e){return!!this.applyQuery(t,e)||n.evaluateBoolean(e,t)}constructString(t,e){if(!e)return"";if('"'===e.charAt(0))return e.slice(1,-1);const r=this.customStrings.lookup(e);return r?r(t):n.evaluateString(e,t)}parse(t){const e=Array.isArray(t)?t:Object.entries(t);for(let t,r=0;t=e[r];r++){switch(t[0].slice(0,3)){case"CQF":this.customQueries.add(t[0],t[1]);break;case"CSF":this.customStrings.add(t[0],t[1]);break;case"CTF":this.contextFunctions.add(t[0],t[1]);break;case"CGF":this.customGenerators.add(t[0],t[1]);break;default:console.error("FunctionError: Invalid function name "+t[0])}}}}},2362:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.storeFactory=e.SpeechRuleEngine=void 0;const n=r(7052),o=r(2057),i=r(5740),s=r(5897),a=r(4440),l=r(5274),c=r(7283),u=r(7599),p=r(2469),h=r(1676),f=r(2105),d=r(9935),m=r(4650),y=r(4508);class g{constructor(){this.trie=null,this.evaluators_={},this.trie=new y.Trie}static getInstance(){return g.instance=g.instance||new g,g.instance}static debugSpeechRule(t,e){const r=t.precondition,n=t.context.applyQuery(e,r.query);o.Debugger.getInstance().output(r.query,n?n.toString():n),r.constraints.forEach((r=>o.Debugger.getInstance().output(r,t.context.applyConstraint(e,r))))}static debugNamedSpeechRule(t,e){const r=g.getInstance().trie.collectRules().filter((e=>e.name==t));for(let n,i=0;n=r[i];i++)o.Debugger.getInstance().output("Rule",t,"DynamicCstr:",n.dynamicCstr.toString(),"number",i),g.debugSpeechRule(n,e)}evaluateNode(t){(0,l.updateEvaluator)(t);const e=(new Date).getTime();let r=[];try{r=this.evaluateNode_(t)}catch(t){console.error("Something went wrong computing speech."),o.Debugger.getInstance().output(t)}const n=(new Date).getTime();return o.Debugger.getInstance().output("Time:",n-e),r}toString(){return this.trie.collectRules().map((t=>t.toString())).join("\n")}runInSetting(t,e){const r=s.default.getInstance(),n={};for(const e in t)n[e]=r[e],r[e]=t[e];r.setDynamicCstr();const o=e();for(const t in n)r[t]=n[t];return r.setDynamicCstr(),o}addStore(t){const e=v(t);"abstract"!==e.kind&&e.getSpeechRules().forEach((t=>this.trie.addRule(t))),this.addEvaluator(e)}processGrammar(t,e,r){const n={};for(const o in r){const i=r[o];n[o]="string"==typeof i?t.constructString(e,i):i}f.Grammar.getInstance().pushState(n)}addEvaluator(t){const e=t.evaluateDefault.bind(t),r=this.evaluators_[t.locale];if(r)return void(r[t.modality]=e);const n={};n[t.modality]=e,this.evaluators_[t.locale]=n}getEvaluator(t,e){const r=this.evaluators_[t]||this.evaluators_[h.DynamicCstr.DEFAULT_VALUES[h.Axis.LOCALE]];return r[e]||r[h.DynamicCstr.DEFAULT_VALUES[h.Axis.MODALITY]]}enumerate(t){return this.trie.enumerate(t)}evaluateNode_(t){return t?(this.updateConstraint_(),this.evaluateTree_(t)):[]}evaluateTree_(t){const e=s.default.getInstance();let r;o.Debugger.getInstance().output(e.mode!==a.Mode.HTTP?t.toString():t),f.Grammar.getInstance().setAttribute(t);const i=this.lookupRule(t,e.dynamicCstr);if(!i)return e.strict?[]:(r=this.getEvaluator(e.locale,e.modality)(t),t.attributes&&this.addPersonality_(r,{},!1,t),r);o.Debugger.getInstance().generateOutput((()=>["Apply Rule:",i.name,i.dynamicCstr.toString(),(e.mode,a.Mode.HTTP,t).toString()]));const c=i.context,u=i.action.components;r=[];for(let e,o=0;e=u[o];o++){let o=[];const i=e.content||"",a=e.attributes||{};let u=!1;e.grammar&&this.processGrammar(c,t,e.grammar);let p=null;if(a.engine){p=s.default.getInstance().dynamicCstr.getComponents();const t=f.Grammar.parseInput(a.engine);s.default.getInstance().setDynamicCstr(t)}switch(e.type){case m.ActionType.NODE:{const e=c.applyQuery(t,i);e&&(o=this.evaluateTree_(e))}break;case m.ActionType.MULTI:{u=!0;const e=c.applySelector(t,i);e.length>0&&(o=this.evaluateNodeList_(c,e,a.sepFunc,c.constructString(t,a.separator),a.ctxtFunc,c.constructString(t,a.context)))}break;case m.ActionType.TEXT:{const e=a.span,r={};if(e){const n=(0,l.evalXPath)(e,t);n.length&&(r.extid=n[0].getAttribute("extid"))}const s=c.constructString(t,i);(s||""===s)&&(o=Array.isArray(s)?s.map((function(t){return n.AuditoryDescription.create({text:t.speech,attributes:t.attributes},{adjust:!0})})):[n.AuditoryDescription.create({text:s,attributes:r},{adjust:!0})])}break;case m.ActionType.PERSONALITY:default:o=[n.AuditoryDescription.create({text:i})]}o[0]&&!u&&(a.context&&(o[0].context=c.constructString(t,a.context)+(o[0].context||"")),a.annotation&&(o[0].annotation=a.annotation)),this.addLayout(o,a,u),e.grammar&&f.Grammar.getInstance().popState(),r=r.concat(this.addPersonality_(o,a,u,t)),p&&s.default.getInstance().setDynamicCstr(p)}return r}evaluateNodeList_(t,e,r,o,i,s){if(!e.length)return[];const a=o||"",l=s||"",c=t.contextFunctions.lookup(i),u=c?c(e,l):function(){return l},p=t.contextFunctions.lookup(r),h=p?p(e,a):function(){return[n.AuditoryDescription.create({text:a},{translate:!0})]};let f=[];for(let t,r=0;t=e[r];r++){const n=this.evaluateTree_(t);if(n.length>0&&(n[0].context=u()+(n[0].context||""),f=f.concat(n),r<e.length-1)){const t=h();f=f.concat(t)}}return f}addLayout(t,e,r){const o=e.layout;o&&(o.match(/^begin/)?t.unshift(new n.AuditoryDescription({text:"",layout:o})):o.match(/^end/)?t.push(new n.AuditoryDescription({text:"",layout:o})):(t.unshift(new n.AuditoryDescription({text:"",layout:`begin${o}`})),t.push(new n.AuditoryDescription({text:"",layout:`end${o}`}))))}addPersonality_(t,e,r,o){const i={};let s=null;for(const t of a.personalityPropList){const r=e[t];if(void 0===r)continue;const n=parseFloat(r),o=isNaN(n)?'"'===r.charAt(0)?r.slice(1,-1):r:n;t===a.personalityProps.PAUSE?s=o:i[t]=o}for(let e,r=0;e=t[r];r++)this.addRelativePersonality_(e,i),this.addExternalAttributes_(e,o);if(r&&t.length&&delete t[t.length-1].personality[a.personalityProps.JOIN],s&&t.length){const e=t[t.length-1];e.text||Object.keys(e.personality).length?t.push(n.AuditoryDescription.create({text:"",personality:{pause:s}})):e.personality[a.personalityProps.PAUSE]=s}return t}addExternalAttributes_(t,e){if(e.hasAttributes()){const r=e.attributes;for(let e=r.length-1;e>=0;e--){const n=r[e].name;!t.attributes[n]&&n.match(/^ext/)&&(t.attributes[n]=r[e].value)}}}addRelativePersonality_(t,e){if(!t.personality)return t.personality=e,t;const r=t.personality;for(const t in e)r[t]&&"number"==typeof r[t]&&"number"==typeof e[t]?r[t]=r[t]+e[t]:r[t]||(r[t]=e[t]);return t}updateConstraint_(){const t=s.default.getInstance().dynamicCstr,e=s.default.getInstance().strict,r=this.trie,n={};let o=t.getValue(h.Axis.LOCALE),i=t.getValue(h.Axis.MODALITY),a=t.getValue(h.Axis.DOMAIN);r.hasSubtrie([o,i,a])||(a=h.DynamicCstr.DEFAULT_VALUES[h.Axis.DOMAIN],r.hasSubtrie([o,i,a])||(i=h.DynamicCstr.DEFAULT_VALUES[h.Axis.MODALITY],r.hasSubtrie([o,i,a])||(o=h.DynamicCstr.DEFAULT_VALUES[h.Axis.LOCALE]))),n[h.Axis.LOCALE]=[o],n[h.Axis.MODALITY]=["summary"!==i?i:h.DynamicCstr.DEFAULT_VALUES[h.Axis.MODALITY]],n[h.Axis.DOMAIN]=["speech"!==i?h.DynamicCstr.DEFAULT_VALUES[h.Axis.DOMAIN]:a];const l=t.getOrder();for(let r,o=0;r=l[o];o++)if(!n[r]){const o=t.getValue(r),i=this.makeSet_(o,t.preference),s=h.DynamicCstr.DEFAULT_VALUES[r];e||o===s||i.push(s),n[r]=i}t.updateProperties(n)}makeSet_(t,e){return e&&Object.keys(e).length?t.split(":"):[t]}lookupRule(t,e){if(!t||t.nodeType!==i.NodeType.ELEMENT_NODE&&t.nodeType!==i.NodeType.TEXT_NODE)return null;const r=this.lookupRules(t,e);return r.length>0?this.pickMostConstraint_(e,r):null}lookupRules(t,e){return this.trie.lookupRules(t,e.allProperties())}pickMostConstraint_(t,e){const r=s.default.getInstance().comparator;return e.sort((function(t,e){return r.compare(t.dynamicCstr,e.dynamicCstr)||e.precondition.priority-t.precondition.priority||e.precondition.constraints.length-t.precondition.constraints.length||e.precondition.rank-t.precondition.rank})),o.Debugger.getInstance().generateOutput((()=>e.map((t=>t.name+"("+t.dynamicCstr.toString()+")"))).bind(this)),e[0]}}e.SpeechRuleEngine=g;const b=new Map;function v(t){const e=`${t.locale}.${t.modality}.${t.domain}`;if("actions"===t.kind){const r=b.get(e);return r.parse(t),r}u.init(),t&&!t.functions&&(t.functions=c.getStore(t.locale,t.modality,t.domain));const r="braille"===t.modality?new p.BrailleStore:new d.MathStore;return 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n=t.comp.shift(),o=null,i=[];for(;t.comp.length;)if(i=[],n.length)o&&e.push(o),r.push(n),o=t.rel.shift(),n=t.comp.shift();else{for(o&&i.push(o);!n.length&&t.comp.length;)n=t.comp.shift(),i.push(t.rel.shift());o=p(i,n,r)}i.length||n.length?(e.push(o),r.push(n)):(i.push(o),p(i,n,r));return{rel:e,comp:r}}(e):e,t=e.comp[0];for(let r,n,o=1;r=e.comp[o],n=e.rel[o-1];o++)t.push(n),t=t.concat(r);return e=u.partitionNodes(t,(function(t){return t.textContent===i.invisibleTimes()&&("operator"===t.type||"infixop"===t.type)})),e.rel.length?h(e.comp.shift(),e.rel,e.comp):t}))),s.add(new a.SemanticTreeHeuristic("simple2prefix",(t=>(t.textContent.length>1&&!t.textContent[0].match(/[A-Z]/)&&(t.role="prefix function"),t)),(t=>"braille"===o.default.getInstance().modality&&"identifier"===t.type))),s.add(new a.SemanticTreeHeuristic("detect_cycle",(t=>{t.type="matrix",t.role="cycle";const e=t.childNodes[0];return e.type="row",e.role="cycle",e.textContent="",e.contentNodes=[],t}),(t=>"fenced"===t.type&&"infixop"===t.childNodes[0].type&&"implicit"===t.childNodes[0].role&&t.childNodes[0].childNodes.every((function(t){return"number"===t.type}))&&t.childNodes[0].contentNodes.every((function(t){return"space"===t.role})))))},7228:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.SemanticMathml=void 0;const n=r(5740),o=r(5250),i=r(5609),s=r(3308),a=r(4795);class l extends o.SemanticAbstractParser{constructor(){super("MathML"),this.parseMap_={SEMANTICS:this.semantics_.bind(this),MATH:this.rows_.bind(this),MROW:this.rows_.bind(this),MPADDED:this.rows_.bind(this),MSTYLE:this.rows_.bind(this),MFRAC:this.fraction_.bind(this),MSUB:this.limits_.bind(this),MSUP:this.limits_.bind(this),MSUBSUP:this.limits_.bind(this),MOVER:this.limits_.bind(this),MUNDER:this.limits_.bind(this),MUNDEROVER:this.limits_.bind(this),MROOT:this.root_.bind(this),MSQRT:this.sqrt_.bind(this),MTABLE:this.table_.bind(this),MLABELEDTR:this.tableLabeledRow_.bind(this),MTR:this.tableRow_.bind(this),MTD:this.tableCell_.bind(this),MS:this.text_.bind(this),MTEXT:this.text_.bind(this),MSPACE:this.space_.bind(this),"ANNOTATION-XML":this.text_.bind(this),MI:this.identifier_.bind(this),MN:this.number_.bind(this),MO:this.operator_.bind(this),MFENCED:this.fenced_.bind(this),MENCLOSE:this.enclosed_.bind(this),MMULTISCRIPTS:this.multiscripts_.bind(this),ANNOTATION:this.empty_.bind(this),NONE:this.empty_.bind(this),MACTION:this.action_.bind(this)};const t={type:"identifier",role:"numbersetletter",font:"double-struck"};["C","H","N","P","Q","R","Z","\u2102","\u210d","\u2115","\u2119","\u211a","\u211d","\u2124"].forEach((e=>this.getFactory().defaultMap.add(e,t)).bind(this))}static getAttribute_(t,e,r){if(!t.hasAttribute(e))return r;const n=t.getAttribute(e);return n.match(/^\s*$/)?null:n}parse(t){s.default.getInstance().setNodeFactory(this.getFactory());const e=n.toArray(t.childNodes),r=n.tagName(t),o=this.parseMap_[r],i=(o||this.dummy_.bind(this))(t,e);return a.addAttributes(i,t),-1!==["MATH","MROW","MPADDED","MSTYLE","SEMANTICS"].indexOf(r)||(i.mathml.unshift(t),i.mathmlTree=t),i}semantics_(t,e){return e.length?this.parse(e[0]):this.getFactory().makeEmptyNode()}rows_(t,e){const r=t.getAttribute("semantics");if(r&&r.match("bspr_"))return s.default.proof(t,r,this.parseList.bind(this));let n;return 1===(e=a.purgeNodes(e)).length?(n=this.parse(e[0]),"empty"!==n.type||n.mathmlTree||(n.mathmlTree=t)):n=s.default.getInstance().row(this.parseList(e)),n.mathml.unshift(t),n}fraction_(t,e){if(!e.length)return this.getFactory().makeEmptyNode();const r=this.parse(e[0]),n=e[1]?this.parse(e[1]):this.getFactory().makeEmptyNode();return s.default.getInstance().fractionLikeNode(r,n,t.getAttribute("linethickness"),"true"===t.getAttribute("bevelled"))}limits_(t,e){return s.default.getInstance().limitNode(n.tagName(t),this.parseList(e))}root_(t,e){return e[1]?this.getFactory().makeBranchNode("root",[this.parse(e[1]),this.parse(e[0])],[]):this.sqrt_(t,e)}sqrt_(t,e){const r=this.parseList(a.purgeNodes(e));return this.getFactory().makeBranchNode("sqrt",[s.default.getInstance().row(r)],[])}table_(t,e){const r=t.getAttribute("semantics");if(r&&r.match("bspr_"))return s.default.proof(t,r,this.parseList.bind(this));const n=this.getFactory().makeBranchNode("table",this.parseList(e),[]);return n.mathmlTree=t,s.default.tableToMultiline(n),n}tableRow_(t,e){const r=this.getFactory().makeBranchNode("row",this.parseList(e),[]);return r.role="table",r}tableLabeledRow_(t,e){if(!e.length)return this.tableRow_(t,e);const r=this.parse(e[0]);r.role="label";const n=this.getFactory().makeBranchNode("row",this.parseList(e.slice(1)),[r]);return n.role="table",n}tableCell_(t,e){const r=this.parseList(a.purgeNodes(e));let n;n=r.length?1===r.length&&i.isType(r[0],"empty")?r:[s.default.getInstance().row(r)]:[];const o=this.getFactory().makeBranchNode("cell",n,[]);return o.role="table",o}space_(t,e){const r=t.getAttribute("width"),o=r&&r.match(/[a-z]*$/);if(!o)return this.empty_(t,e);const i=o[0],a=parseFloat(r.slice(0,o.index)),l={cm:.4,pc:.5,em:.5,ex:1,in:.15,pt:5,mm:5}[i];if(!l||isNaN(a)||a<l)return this.empty_(t,e);const c=this.getFactory().makeUnprocessed(t);return s.default.getInstance().text(c,n.tagName(t))}text_(t,e){const r=this.leaf_(t,e);return t.textContent?(r.updateContent(t.textContent,!0),s.default.getInstance().text(r,n.tagName(t))):r}identifier_(t,e){const r=this.leaf_(t,e);return s.default.getInstance().identifierNode(r,s.default.getInstance().font(t.getAttribute("mathvariant")),t.getAttribute("class"))}number_(t,e){const r=this.leaf_(t,e);return s.default.number(r),r}operator_(t,e){const r=this.leaf_(t,e);return s.default.getInstance().operatorNode(r),r}fenced_(t,e){const r=this.parseList(a.purgeNodes(e)),n=l.getAttribute_(t,"separators",","),o=l.getAttribute_(t,"open","("),i=l.getAttribute_(t,"close",")"),c=s.default.getInstance().mfenced(o,i,n,r);return s.default.getInstance().tablesInRow([c])[0]}enclosed_(t,e){const r=this.parseList(a.purgeNodes(e)),n=this.getFactory().makeBranchNode("enclose",[s.default.getInstance().row(r)],[]);return n.role=t.getAttribute("notation")||"unknown",n}multiscripts_(t,e){if(!e.length)return this.getFactory().makeEmptyNode();const r=this.parse(e.shift());if(!e.length)return r;const o=[],i=[],l=[],c=[];let u=!1,p=0;for(let t,r=0;t=e[r];r++)"MPRESCRIPTS"!==n.tagName(t)?(u?1&p?o.push(t):i.push(t):1&p?l.push(t):c.push(t),p++):(u=!0,p=0);return a.purgeNodes(o).length||a.purgeNodes(i).length?s.default.getInstance().tensor(r,this.parseList(i),this.parseList(o),this.parseList(c),this.parseList(l)):s.default.getInstance().pseudoTensor(r,this.parseList(c),this.parseList(l))}empty_(t,e){return this.getFactory().makeEmptyNode()}action_(t,e){return e.length>1?this.parse(e[1]):this.getFactory().makeUnprocessed(t)}dummy_(t,e){const r=this.getFactory().makeUnprocessed(t);return r.role=t.tagName,r.textContent=t.textContent,r}leaf_(t,e){if(1===e.length&&e[0].nodeType!==n.NodeType.TEXT_NODE){const r=this.getFactory().makeUnprocessed(t);return r.role=e[0].tagName,a.addAttributes(r,e[0]),r}return this.getFactory().makeLeafNode(t.textContent,s.default.getInstance().font(t.getAttribute("mathvariant")))}}e.SemanticMathml=l},5952:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.SemanticNode=void 0;const n=r(5740),o=r(3588),i=r(4795);class s{constructor(t){this.id=t,this.mathml=[],this.parent=null,this.type="unknown",this.role="unknown",this.font="unknown",this.embellished=null,this.fencePointer="",this.childNodes=[],this.textContent="",this.mathmlTree=null,this.contentNodes=[],this.annotation={},this.attributes={},this.nobreaking=!1}static fromXml(t){const e=parseInt(t.getAttribute("id"),10),r=new s(e);return r.type=t.tagName,s.setAttribute(r,t,"role"),s.setAttribute(r,t,"font"),s.setAttribute(r,t,"embellished"),s.setAttribute(r,t,"fencepointer","fencePointer"),t.getAttribute("annotation")&&r.parseAnnotation(t.getAttribute("annotation")),i.addAttributes(r,t),s.processChildren(r,t),r}static setAttribute(t,e,r,n){n=n||r;const o=e.getAttribute(r);o&&(t[n]=o)}static processChildren(t,e){for(const r of n.toArray(e.childNodes)){if(r.nodeType===n.NodeType.TEXT_NODE){t.textContent=r.textContent;continue}const e=n.toArray(r.childNodes).map(s.fromXml);e.forEach((e=>e.parent=t)),"CONTENT"===n.tagName(r)?t.contentNodes=e:t.childNodes=e}}querySelectorAll(t){let e=[];for(let r,n=0;r=this.childNodes[n];n++)e=e.concat(r.querySelectorAll(t));for(let r,n=0;r=this.contentNodes[n];n++)e=e.concat(r.querySelectorAll(t));return t(this)&&e.unshift(this),e}xml(t,e){const r=function(r,n){const o=n.map((function(r){return r.xml(t,e)})),i=t.createElementNS("",r);for(let t,e=0;t=o[e];e++)i.appendChild(t);return i},n=t.createElementNS("",this.type);return e||this.xmlAttributes(n),n.textContent=this.textContent,this.contentNodes.length>0&&n.appendChild(r("content",this.contentNodes)),this.childNodes.length>0&&n.appendChild(r("children",this.childNodes)),n}toString(t=!1){const e=n.parseInput("<snode/>");return n.serializeXml(this.xml(e,t))}allAttributes(){const t=[];return t.push(["role",this.role]),"unknown"!==this.font&&t.push(["font",this.font]),Object.keys(this.annotation).length&&t.push(["annotation",this.xmlAnnotation()]),this.embellished&&t.push(["embellished",this.embellished]),this.fencePointer&&t.push(["fencepointer",this.fencePointer]),t.push(["id",this.id.toString()]),t}xmlAnnotation(){const t=[];for(const e in this.annotation)this.annotation[e].forEach((function(r){t.push(e+":"+r)}));return t.join(";")}toJson(){const t={};t.type=this.type;const e=this.allAttributes();for(let r,n=0;r=e[n];n++)t[r[0]]=r[1].toString();return this.textContent&&(t.$t=this.textContent),this.childNodes.length&&(t.children=this.childNodes.map((function(t){return t.toJson()}))),this.contentNodes.length&&(t.content=this.contentNodes.map((function(t){return t.toJson()}))),t}updateContent(t,e){const r=e?t.replace(/^[ \f\n\r\t\v\u200b]*/,"").replace(/[ \f\n\r\t\v\u200b]*$/,""):t.trim();if(t=t&&!r?t:r,this.textContent===t)return;const n=(0,o.lookupMeaning)(t);this.textContent=t,this.role=n.role,this.type=n.type,this.font=n.font}addMathmlNodes(t){for(let e,r=0;e=t[r];r++)-1===this.mathml.indexOf(e)&&this.mathml.push(e)}appendChild(t){this.childNodes.push(t),this.addMathmlNodes(t.mathml),t.parent=this}replaceChild(t,e){const r=this.childNodes.indexOf(t);if(-1===r)return;t.parent=null,e.parent=this,this.childNodes[r]=e;const n=t.mathml.filter((function(t){return-1===e.mathml.indexOf(t)})),o=e.mathml.filter((function(e){return-1===t.mathml.indexOf(e)}));this.removeMathmlNodes(n),this.addMathmlNodes(o)}appendContentNode(t){t&&(this.contentNodes.push(t),this.addMathmlNodes(t.mathml),t.parent=this)}removeContentNode(t){if(t){const e=this.contentNodes.indexOf(t);-1!==e&&this.contentNodes.slice(e,1)}}equals(t){if(!t)return!1;if(this.type!==t.type||this.role!==t.role||this.textContent!==t.textContent||this.childNodes.length!==t.childNodes.length||this.contentNodes.length!==t.contentNodes.length)return!1;for(let e,r,n=0;e=this.childNodes[n],r=t.childNodes[n];n++)if(!e.equals(r))return!1;for(let e,r,n=0;e=this.contentNodes[n],r=t.contentNodes[n];n++)if(!e.equals(r))return!1;return!0}displayTree(){console.info(this.displayTree_(0))}addAnnotation(t,e){e&&this.addAnnotation_(t,e)}getAnnotation(t){const e=this.annotation[t];return e||[]}hasAnnotation(t,e){const r=this.annotation[t];return!!r&&-1!==r.indexOf(e)}parseAnnotation(t){const e=t.split(";");for(let t=0,r=e.length;t<r;t++){const r=e[t].split(":");this.addAnnotation(r[0],r[1])}}meaning(){return{type:this.type,role:this.role,font:this.font}}xmlAttributes(t){const e=this.allAttributes();for(let r,n=0;r=e[n];n++)t.setAttribute(r[0],r[1]);this.addExternalAttributes(t)}addExternalAttributes(t){for(const e in this.attributes)t.setAttribute(e,this.attributes[e])}removeMathmlNodes(t){const e=this.mathml;for(let r,n=0;r=t[n];n++){const t=e.indexOf(r);-1!==t&&e.splice(t,1)}this.mathml=e}displayTree_(t){t++;const e=Array(t).join("  ");let r="";r+="\n"+e+this.toString(),r+="\n"+e+"MathmlTree:",r+="\n"+e+this.mathmlTreeString(),r+="\n"+e+"MathML:";for(let t,n=0;t=this.mathml[n];n++)r+="\n"+e+t.toString();return r+="\n"+e+"Begin Content",this.contentNodes.forEach((function(e){r+=e.displayTree_(t)})),r+="\n"+e+"End Content",r+="\n"+e+"Begin Children",this.childNodes.forEach((function(e){r+=e.displayTree_(t)})),r+="\n"+e+"End Children",r}mathmlTreeString(){return this.mathmlTree?this.mathmlTree.toString():"EMPTY"}addAnnotation_(t,e){const r=this.annotation[t];r?r.push(e):this.annotation[t]=[e]}}e.SemanticNode=s},6537:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.SemanticNodeFactory=void 0;const n=r(8158),o=r(8158),i=r(5952);e.SemanticNodeFactory=class{constructor(){this.leafMap=new o.SemanticNodeCollator,this.defaultMap=new n.SemanticDefault,this.idCounter_=-1}makeNode(t){return this.createNode_(t)}makeUnprocessed(t){const e=this.createNode_();return e.mathml=[t],e.mathmlTree=t,e}makeEmptyNode(){const t=this.createNode_();return t.type="empty",t}makeContentNode(t){const e=this.createNode_();return e.updateContent(t),e}makeMultipleContentNodes(t,e){const r=[];for(let n=0;n<t;n++)r.push(this.makeContentNode(e));return r}makeLeafNode(t,e){if(!t)return this.makeEmptyNode();const r=this.makeContentNode(t);r.font=e||r.font;const n=this.defaultMap.retrieveNode(r);return n&&(r.type=n.type,r.role=n.role,r.font=n.font),this.leafMap.addNode(r),r}makeBranchNode(t,e,r,n){const o=this.createNode_();return n&&o.updateContent(n),o.type=t,o.childNodes=e,o.contentNodes=r,e.concat(r).forEach((function(t){t.parent=o,o.addMathmlNodes(t.mathml)})),o}createNode_(t){return void 0!==t?this.idCounter_=Math.max(this.idCounter_,t):t=++this.idCounter_,new i.SemanticNode(t)}}},3882:function(t,e){Object.defineProperty(e,"__esModule",{value:!0}),e.SemanticComparator=e.reduce=e.sort=e.apply=e.add=void 0;const r=[];function n(t){r.push(t)}function o(t,e){for(let n,o=0;n=r[o];o++){const r=n.compare(t,e);if(0!==r)return r}return 0}function i(t){t.sort(o)}e.add=n,e.apply=o,e.sort=i,e.reduce=function(t){if(t.length<=1)return t;const e=t.slice();i(e);const r=[];let n;do{n=e.pop(),r.push(n)}while(n&&e.length&&0===o(e[e.length-1],n));return r};class s{constructor(t,e=null){this.comparator=t,this.type=e,n(this)}compare(t,e){return this.type&&this.type===t.type&&this.type===e.type?this.comparator(t,e):0}}e.SemanticComparator=s,new s((function(t,e){return"simple function"===t.role?1:"simple function"===e.role?-1:0}),"identifier")},5250:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.SemanticAbstractParser=void 0;const n=r(6537);e.SemanticAbstractParser=class{constructor(t){this.type=t,this.factory_=new n.SemanticNodeFactory}getFactory(){return this.factory_}setFactory(t){this.factory_=t}getType(){return this.type}parseList(t){const e=[];for(let r,n=0;r=t[n];n++)e.push(this.parse(r));return e}}},5609:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.isMembership=e.elligibleRightNeutral=e.elligibleLeftNeutral=e.compareNeutralFences=e.isNeutralFence=e.isImplicitOp=e.isImplicit=e.isPureUnit=e.isUnitCounter=e.isNumber=e.isSingletonSetContent=e.scriptedElement_=e.illegalSingleton_=e.isSetNode=e.isRightBrace=e.isLeftBrace=e.isSimpleFunction=e.singlePunctAtPosition=e.isSimpleFunctionHead=e.isLimitBase=e.isBinomial=e.lineIsLabelled=e.tableIsMultiline=e.tableIsCases=e.isFencedElement=e.tableIsMatrixOrVector=e.isTableOrMultiline=e.isElligibleEmbellishedFence=e.isFence=e.isPunctuation=e.isRelation=e.isOperator=e.isEmbellished=e.isGeneralFunctionBoundary=e.isIntegralDxBoundarySingle=e.isIntegralDxBoundary=e.isBigOpBoundary=e.isPrefixFunctionBoundary=e.isSimpleFunctionScope=e.isAccent=e.isRole=e.embellishedType=e.isType=void 0;const n=r(3588),o=r(4795);function i(t,e){return t.type===e}function s(t,e){return t.embellished===e}function a(t,e){return t.role===e}function l(t){return u(t)||p(t)}function c(t){return i(t,"operator")||s(t,"operator")}function u(t){return i(t,"relation")||s(t,"relation")}function p(t){return i(t,"punctuation")||s(t,"punctuation")}function h(t){return i(t,"fence")||s(t,"fence")}function f(t){return!t.embellished||!function(t){return i(t,"tensor")&&(!i(t.childNodes[1],"empty")||!i(t.childNodes[2],"empty"))&&(!i(t.childNodes[3],"empty")||!i(t.childNodes[4],"empty"))}(t)&&((!a(t,"close")||!i(t,"tensor"))&&((!a(t,"open")||!i(t,"subscript")&&!i(t,"superscript"))&&f(t.childNodes[0])))}function d(t){return!!t&&(i(t,"table")||i(t,"multiline"))}function m(t){return!!t&&i(t,"fenced")&&(a(t,"leftright")||v(t))&&1===t.childNodes.length}function y(t){return!!t&&-1!==["{","\ufe5b","\uff5b"].indexOf(t.textContent)}function g(t){return!!t&&-1!==["}","\ufe5c","\uff5d"].indexOf(t.textContent)}function b(t){return"number"===t.type&&("integer"===t.role||"float"===t.role)}function v(t){return"neutral"===t.role||"metric"===t.role}e.isType=i,e.embellishedType=s,e.isRole=a,e.isAccent=function(t){const e=new RegExp("\u221e|\u1ab2");return i(t,"fence")||i(t,"punctuation")||i(t,"operator")&&!t.textContent.match(e)||i(t,"relation")||i(t,"identifier")&&a(t,"unknown")&&!t.textContent.match(n.allLettersRegExp)&&!t.textContent.match(e)},e.isSimpleFunctionScope=function(t){const e=t.childNodes;if(0===e.length)return!0;if(e.length>1)return!1;const r=e[0];if("infixop"===r.type){if("implicit"!==r.role)return!1;if(r.childNodes.some((t=>i(t,"infixop"))))return!1}return!0},e.isPrefixFunctionBoundary=function(t){return c(t)&&!a(t,"division")||i(t,"appl")||l(t)},e.isBigOpBoundary=function(t){return c(t)||l(t)},e.isIntegralDxBoundary=function(t,e){return!!e&&i(e,"identifier")&&n.lookupSecondary("d",t.textContent)},e.isIntegralDxBoundarySingle=function(t){if(i(t,"identifier")){const e=t.textContent[0];return e&&t.textContent[1]&&n.lookupSecondary("d",e)}return!1},e.isGeneralFunctionBoundary=l,e.isEmbellished=function(t){return t.embellished?t.embellished:n.isEmbellishedType(t.type)?t.type:null},e.isOperator=c,e.isRelation=u,e.isPunctuation=p,e.isFence=h,e.isElligibleEmbellishedFence=function(t){return!(!t||!h(t))&&(!t.embellished||f(t))},e.isTableOrMultiline=d,e.tableIsMatrixOrVector=function(t){return!!t&&m(t)&&d(t.childNodes[0])},e.isFencedElement=m,e.tableIsCases=function(t,e){return e.length>0&&a(e[e.length-1],"openfence")},e.tableIsMultiline=function(t){return t.childNodes.every((function(t){return t.childNodes.length<=1}))},e.lineIsLabelled=function(t){return i(t,"line")&&t.contentNodes.length&&a(t.contentNodes[0],"label")},e.isBinomial=function(t){return 2===t.childNodes.length},e.isLimitBase=function t(e){return i(e,"largeop")||i(e,"limboth")||i(e,"limlower")||i(e,"limupper")||i(e,"function")&&a(e,"limit function")||(i(e,"overscore")||i(e,"underscore"))&&t(e.childNodes[0])},e.isSimpleFunctionHead=function(t){return"identifier"===t.type||"latinletter"===t.role||"greekletter"===t.role||"otherletter"===t.role},e.singlePunctAtPosition=function(t,e,r){return 1===e.length&&("punctuation"===t[r].type||"punctuation"===t[r].embellished)&&t[r]===e[0]},e.isSimpleFunction=function(t){return i(t,"identifier")&&a(t,"simple function")},e.isLeftBrace=y,e.isRightBrace=g,e.isSetNode=function(t){return y(t.contentNodes[0])&&g(t.contentNodes[1])},e.illegalSingleton_=["punctuation","punctuated","relseq","multirel","table","multiline","cases","inference"],e.scriptedElement_=["limupper","limlower","limboth","subscript","superscript","underscore","overscore","tensor"],e.isSingletonSetContent=function t(r){const n=r.type;return-1===e.illegalSingleton_.indexOf(n)&&("infixop"!==n||"implicit"===r.role)&&("fenced"===n?"leftright"!==r.role||t(r.childNodes[0]):-1===e.scriptedElement_.indexOf(n)||t(r.childNodes[0]))},e.isNumber=b,e.isUnitCounter=function(t){return b(t)||"vulgar"===t.role||"mixed"===t.role},e.isPureUnit=function(t){const e=t.childNodes;return"unit"===t.role&&(!e.length||"unit"===e[0].role)},e.isImplicit=function(t){return"implicit"===t.role||"unit"===t.role&&!!t.contentNodes.length&&t.contentNodes[0].textContent===n.invisibleTimes()},e.isImplicitOp=function(t){return"infixop"===t.type&&"implicit"===t.role},e.isNeutralFence=v,e.compareNeutralFences=function(t,e){return v(t)&&v(e)&&(0,o.getEmbellishedInner)(t).textContent===(0,o.getEmbellishedInner)(e).textContent},e.elligibleLeftNeutral=function(t){return!!v(t)&&(!t.embellished||"superscript"!==t.type&&"subscript"!==t.type&&("tensor"!==t.type||"empty"===t.childNodes[3].type&&"empty"===t.childNodes[4].type))},e.elligibleRightNeutral=function(t){return!!v(t)&&(!t.embellished||("tensor"!==t.type||"empty"===t.childNodes[1].type&&"empty"===t.childNodes[2].type))},e.isMembership=function(t){return["element","nonelement","reelement","renonelement"].includes(t.role)}},3308:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0});const n=r(5740),o=r(3588),i=r(7516),s=r(6537),a=r(5609),l=r(4795);class c{constructor(){this.funcAppls={},this.factory_=new s.SemanticNodeFactory,i.updateFactory(this.factory_)}static getInstance(){return c.instance=c.instance||new c,c.instance}static tableToMultiline(t){if(a.tableIsMultiline(t)){t.type="multiline";for(let e,r=0;e=t.childNodes[r];r++)c.rowToLine_(e,"multiline");1===t.childNodes.length&&!a.lineIsLabelled(t.childNodes[0])&&a.isFencedElement(t.childNodes[0].childNodes[0])&&c.tableToMatrixOrVector_(c.rewriteFencedLine_(t)),c.binomialForm_(t),c.classifyMultiline(t)}else c.classifyTable(t)}static number(t){"unknown"!==t.type&&"identifier"!==t.type||(t.type="number"),c.numberRole_(t),c.exprFont_(t)}static classifyMultiline(t){let e=0;const r=t.childNodes.length;let n;for(;e<r&&(!(n=t.childNodes[e])||!n.childNodes.length);)e++;if(e>=r)return;const o=n.childNodes[0].role;"unknown"!==o&&t.childNodes.every((function(t){const e=t.childNodes[0];return!e||e.role===o&&(a.isType(e,"relation")||a.isType(e,"relseq"))}))&&(t.role=o)}static classifyTable(t){const e=c.computeColumns_(t);c.classifyByColumns_(t,e,"equality")||c.classifyByColumns_(t,e,"inequality",["equality"])||c.classifyByColumns_(t,e,"arrow")||c.detectCaleyTable(t)}static detectCaleyTable(t){if(!t.mathmlTree)return!1;const e=t.mathmlTree,r=e.getAttribute("columnlines"),n=e.getAttribute("rowlines");return!(!r||!n)&&(!(!c.cayleySpacing(r)||!c.cayleySpacing(n))&&(t.role="cayley",!0))}static cayleySpacing(t){const e=t.split(" ");return("solid"===e[0]||"dashed"===e[0])&&e.slice(1).every((t=>"none"===t))}static proof(t,e,r){const n=c.separateSemantics(e);return c.getInstance().proof(t,n,r)}static findSemantics(t,e,r){const n=null==r?null:r,o=c.getSemantics(t);return!!o&&(!!o[e]&&(null==n||o[e]===n))}static getSemantics(t){const e=t.getAttribute("semantics");return e?c.separateSemantics(e):null}static removePrefix(t){const[,...e]=t.split("_");return e.join("_")}static separateSemantics(t){const e={};return t.split(";").forEach((function(t){const[r,n]=t.split(":");e[c.removePrefix(r)]=n})),e}static matchSpaces_(t,e){for(let r,n=0;r=e[n];n++){const e=t[n].mathmlTree,o=t[n+1].mathmlTree;if(!e||!o)continue;const i=e.nextSibling;if(!i||i===o)continue;const s=c.getSpacer_(i);s&&(r.mathml.push(s),r.mathmlTree=s,r.role="space")}}static getSpacer_(t){if("MSPACE"===n.tagName(t))return t;for(;l.hasEmptyTag(t)&&1===t.childNodes.length;)if(t=t.childNodes[0],"MSPACE"===n.tagName(t))return t;return null}static fenceToPunct_(t){const e=c.FENCE_TO_PUNCT_[t.role];if(e){for(;t.embellished;)t.embellished="punctuation",a.isRole(t,"subsup")||a.isRole(t,"underover")||(t.role=e),t=t.childNodes[0];t.type="punctuation",t.role=e}}static classifyFunction_(t,e){if("appl"===t.type||"bigop"===t.type||"integral"===t.type)return"";if(e[0]&&e[0].textContent===o.functionApplication()){c.getInstance().funcAppls[t.id]=e.shift();let r="simple function";return i.run("simple2prefix",t),"prefix function"!==t.role&&"limit function"!==t.role||(r=t.role),c.propagateFunctionRole_(t,r),"prefix"}const r=c.CLASSIFY_FUNCTION_[t.role];return r||(a.isSimpleFunctionHead(t)?"simple":"")}static propagateFunctionRole_(t,e){if(t){if("infixop"===t.type)return;a.isRole(t,"subsup")||a.isRole(t,"underover")||(t.role=e),c.propagateFunctionRole_(t.childNodes[0],e)}}static getFunctionOp_(t,e){if(e(t))return t;for(let r,n=0;r=t.childNodes[n];n++){const t=c.getFunctionOp_(r,e);if(t)return t}return null}static tableToMatrixOrVector_(t){const e=t.childNodes[0];a.isType(e,"multiline")?c.tableToVector_(t):c.tableToMatrix_(t),t.contentNodes.forEach(e.appendContentNode.bind(e));for(let t,r=0;t=e.childNodes[r];r++)c.assignRoleToRow_(t,c.getComponentRoles_(e));return e.parent=null,e}static tableToVector_(t){const e=t.childNodes[0];e.type="vector",1!==e.childNodes.length?c.binomialForm_(e):c.tableToSquare_(t)}static binomialForm_(t){a.isBinomial(t)&&(t.role="binomial",t.childNodes[0].role="binomial",t.childNodes[1].role="binomial")}static tableToMatrix_(t){const e=t.childNodes[0];e.type="matrix",e.childNodes&&e.childNodes.length>0&&e.childNodes[0].childNodes&&e.childNodes.length===e.childNodes[0].childNodes.length?c.tableToSquare_(t):e.childNodes&&1===e.childNodes.length&&(e.role="rowvector")}static tableToSquare_(t){const e=t.childNodes[0];a.isNeutralFence(t)?e.role="determinant":e.role="squarematrix"}static getComponentRoles_(t){const e=t.role;return e&&"unknown"!==e?e:t.type.toLowerCase()||"unknown"}static tableToCases_(t,e){for(let e,r=0;e=t.childNodes[r];r++)c.assignRoleToRow_(e,"cases");return t.type="cases",t.appendContentNode(e),a.tableIsMultiline(t)&&c.binomialForm_(t),t}static rewriteFencedLine_(t){const e=t.childNodes[0],r=t.childNodes[0].childNodes[0],n=t.childNodes[0].childNodes[0].childNodes[0];return r.parent=t.parent,t.parent=r,n.parent=e,r.childNodes=[t],e.childNodes=[n],r}static rowToLine_(t,e){const r=e||"unknown";a.isType(t,"row")&&(t.type="line",t.role=r,1===t.childNodes.length&&a.isType(t.childNodes[0],"cell")&&(t.childNodes=t.childNodes[0].childNodes,t.childNodes.forEach((function(e){e.parent=t}))))}static assignRoleToRow_(t,e){a.isType(t,"line")?t.role=e:a.isType(t,"row")&&(t.role=e,t.childNodes.forEach((function(t){a.isType(t,"cell")&&(t.role=e)})))}static nextSeparatorFunction_(t){let e;if(t){if(t.match(/^\s+$/))return null;e=t.replace(/\s/g,"").split("").filter((function(t){return t}))}else e=[","];return function(){return e.length>1?e.shift():e[0]}}static numberRole_(t){if("unknown"!==t.role)return;const e=[...t.textContent].filter((t=>t.match(/[^\s]/))),r=e.map(o.lookupMeaning);if(r.every((function(t){return"number"===t.type&&"integer"===t.role||"punctuation"===t.type&&"comma"===t.role})))return t.role="integer",void("0"===e[0]&&t.addAnnotation("general","basenumber"));r.every((function(t){return"number"===t.type&&"integer"===t.role||"punctuation"===t.type}))?t.role="float":t.role="othernumber"}static exprFont_(t){if("unknown"!==t.font)return;const e=[...t.textContent].map(o.lookupMeaning).reduce((function(t,e){return t&&e.font&&"unknown"!==e.font&&e.font!==t?"unknown"===t?e.font:null:t}),"unknown");e&&(t.font=e)}static purgeFences_(t){const e=t.rel,r=t.comp,n=[],o=[];for(;e.length>0;){const t=e.shift();let i=r.shift();a.isElligibleEmbellishedFence(t)?(n.push(t),o.push(i)):(c.fenceToPunct_(t),i.push(t),i=i.concat(r.shift()),r.unshift(i))}return o.push(r.shift()),{rel:n,comp:o}}static rewriteFencedNode_(t){const e=t.contentNodes[0],r=t.contentNodes[1];let n=c.rewriteFence_(t,e);return t.contentNodes[0]=n.fence,n=c.rewriteFence_(n.node,r),t.contentNodes[1]=n.fence,t.contentNodes[0].parent=t,t.contentNodes[1].parent=t,n.node.parent=null,n.node}static rewriteFence_(t,e){if(!e.embellished)return{node:t,fence:e};const r=e.childNodes[0],n=c.rewriteFence_(t,r);return a.isType(e,"superscript")||a.isType(e,"subscript")||a.isType(e,"tensor")?(a.isRole(e,"subsup")||(e.role=t.role),r!==n.node&&(e.replaceChild(r,n.node),r.parent=t),c.propagateFencePointer_(e,r),{node:e,fence:n.fence}):(e.replaceChild(r,n.fence),e.mathmlTree&&-1===e.mathml.indexOf(e.mathmlTree)&&e.mathml.push(e.mathmlTree),{node:n.node,fence:e})}static propagateFencePointer_(t,e){t.fencePointer=e.fencePointer||e.id.toString(),t.embellished=null}static classifyByColumns_(t,e,r,n){return!!(3===e.length&&c.testColumns_(e,1,(t=>c.isPureRelation_(t,r)))||2===e.length&&(c.testColumns_(e,1,(t=>c.isEndRelation_(t,r)||c.isPureRelation_(t,r)))||c.testColumns_(e,0,(t=>c.isEndRelation_(t,r,!0)||c.isPureRelation_(t,r)))))&&(t.role=r,!0)}static isEndRelation_(t,e,r){const n=r?t.childNodes.length-1:0;return a.isType(t,"relseq")&&a.isRole(t,e)&&a.isType(t.childNodes[n],"empty")}static isPureRelation_(t,e){return a.isType(t,"relation")&&a.isRole(t,e)}static computeColumns_(t){const e=[];for(let r,n=0;r=t.childNodes[n];n++)for(let t,n=0;t=r.childNodes[n];n++){e[n]?e[n].push(t):e[n]=[t]}return e}static testColumns_(t,e,r){const n=t[e];return!!n&&(n.some((function(t){return t.childNodes.length&&r(t.childNodes[0])}))&&n.every((function(t){return!t.childNodes.length||r(t.childNodes[0])})))}setNodeFactory(t){c.getInstance().factory_=t,i.updateFactory(c.getInstance().factory_)}getNodeFactory(){return c.getInstance().factory_}identifierNode(t,e,r){if("MathML-Unit"===r)t.type="identifier",t.role="unit";else if(!e&&1===t.textContent.length&&("integer"===t.role||"latinletter"===t.role||"greekletter"===t.role)&&"normal"===t.font)return t.font="italic",i.run("simpleNamedFunction",t);return"unknown"===t.type&&(t.type="identifier"),c.exprFont_(t),i.run("simpleNamedFunction",t)}implicitNode(t){if(t=c.getInstance().getMixedNumbers_(t),1===(t=c.getInstance().combineUnits_(t)).length)return t[0];const e=c.getInstance().implicitNode_(t);return i.run("combine_juxtaposition",e)}text(t,e){return c.exprFont_(t),t.type="text","MS"===e?(t.role="string",t):"MSPACE"===e||t.textContent.match(/^\s*$/)?(t.role="space",t):t}row(t){return 0===(t=t.filter((function(t){return!a.isType(t,"empty")}))).length?c.getInstance().factory_.makeEmptyNode():(t=c.getInstance().getFencesInRow_(t),t=c.getInstance().tablesInRow(t),t=c.getInstance().getPunctuationInRow_(t),t=c.getInstance().getTextInRow_(t),t=c.getInstance().getFunctionsInRow_(t),c.getInstance().relationsInRow_(t))}limitNode(t,e){if(!e.length)return c.getInstance().factory_.makeEmptyNode();let r,n=e[0],o="unknown";if(!e[1])return n;if(a.isLimitBase(n)){r=c.MML_TO_LIMIT_[t];const i=r.length;if(o=r.type,e=e.slice(0,r.length+1),1===i&&a.isAccent(e[1])||2===i&&a.isAccent(e[1])&&a.isAccent(e[2]))return r=c.MML_TO_BOUNDS_[t],c.getInstance().accentNode_(n,e,r.type,r.length,r.accent);if(2===i){if(a.isAccent(e[1]))return n=c.getInstance().accentNode_(n,[n,e[1]],{MSUBSUP:"subscript",MUNDEROVER:"underscore"}[t],1,!0),e[2]?c.getInstance().makeLimitNode_(n,[n,e[2]],null,"limupper"):n;if(e[2]&&a.isAccent(e[2]))return n=c.getInstance().accentNode_(n,[n,e[2]],{MSUBSUP:"superscript",MUNDEROVER:"overscore"}[t],1,!0),c.getInstance().makeLimitNode_(n,[n,e[1]],null,"limlower");e[i]||(o="limlower")}return c.getInstance().makeLimitNode_(n,e,null,o)}return r=c.MML_TO_BOUNDS_[t],c.getInstance().accentNode_(n,e,r.type,r.length,r.accent)}tablesInRow(t){let e=l.partitionNodes(t,a.tableIsMatrixOrVector),r=[];for(let t,n=0;t=e.rel[n];n++)r=r.concat(e.comp.shift()),r.push(c.tableToMatrixOrVector_(t));r=r.concat(e.comp.shift()),e=l.partitionNodes(r,a.isTableOrMultiline),r=[];for(let t,n=0;t=e.rel[n];n++){const n=e.comp.shift();a.tableIsCases(t,n)&&c.tableToCases_(t,n.pop()),r=r.concat(n),r.push(t)}return r.concat(e.comp.shift())}mfenced(t,e,r,n){if(r&&n.length>0){const t=c.nextSeparatorFunction_(r),e=[n.shift()];n.forEach((r=>{e.push(c.getInstance().factory_.makeContentNode(t())),e.push(r)})),n=e}return t&&e?c.getInstance().horizontalFencedNode_(c.getInstance().factory_.makeContentNode(t),c.getInstance().factory_.makeContentNode(e),n):(t&&n.unshift(c.getInstance().factory_.makeContentNode(t)),e&&n.push(c.getInstance().factory_.makeContentNode(e)),c.getInstance().row(n))}fractionLikeNode(t,e,r,n){let o;if(!n&&l.isZeroLength(r)){const r=c.getInstance().factory_.makeBranchNode("line",[t],[]),n=c.getInstance().factory_.makeBranchNode("line",[e],[]);return o=c.getInstance().factory_.makeBranchNode("multiline",[r,n],[]),c.binomialForm_(o),c.classifyMultiline(o),o}return o=c.getInstance().fractionNode_(t,e),n&&o.addAnnotation("general","bevelled"),o}tensor(t,e,r,n,o){const i=c.getInstance().factory_.makeBranchNode("tensor",[t,c.getInstance().scriptNode_(e,"leftsub"),c.getInstance().scriptNode_(r,"leftsuper"),c.getInstance().scriptNode_(n,"rightsub"),c.getInstance().scriptNode_(o,"rightsuper")],[]);return i.role=t.role,i.embellished=a.isEmbellished(t),i}pseudoTensor(t,e,r){const n=t=>!a.isType(t,"empty"),o=e.filter(n).length,i=r.filter(n).length;if(!o&&!i)return t;const s=o?i?"MSUBSUP":"MSUB":"MSUP",l=[t];return o&&l.push(c.getInstance().scriptNode_(e,"rightsub",!0)),i&&l.push(c.getInstance().scriptNode_(r,"rightsuper",!0)),c.getInstance().limitNode(s,l)}font(t){const e=c.MATHJAX_FONTS[t];return e||t}proof(t,e,r){if(e.inference||e.axiom||console.log("Noise"),e.axiom){const e=c.getInstance().cleanInference(t.childNodes),n=e.length?c.getInstance().factory_.makeBranchNode("inference",r(e),[]):c.getInstance().factory_.makeEmptyNode();return n.role="axiom",n.mathmlTree=t,n}const n=c.getInstance().inference(t,e,r);return e.proof&&(n.role="proof",n.childNodes[0].role="final"),n}inference(t,e,r){if(e.inferenceRule){const e=c.getInstance().getFormulas(t,[],r);return c.getInstance().factory_.makeBranchNode("inference",[e.conclusion,e.premises],[])}const o=e.labelledRule,i=n.toArray(t.childNodes),s=[];"left"!==o&&"both"!==o||s.push(c.getInstance().getLabel(t,i,r,"left")),"right"!==o&&"both"!==o||s.push(c.getInstance().getLabel(t,i,r,"right"));const a=c.getInstance().getFormulas(t,i,r),l=c.getInstance().factory_.makeBranchNode("inference",[a.conclusion,a.premises],s);return l.mathmlTree=t,l}getLabel(t,e,r,o){const i=c.getInstance().findNestedRow(e,"prooflabel",o),s=c.getInstance().factory_.makeBranchNode("rulelabel",r(n.toArray(i.childNodes)),[]);return s.role=o,s.mathmlTree=i,s}getFormulas(t,e,r){const o=e.length?c.getInstance().findNestedRow(e,"inferenceRule"):t,i="up"===c.getSemantics(o).inferenceRule,s=i?o.childNodes[1]:o.childNodes[0],a=i?o.childNodes[0]:o.childNodes[1],l=s.childNodes[0].childNodes[0],u=n.toArray(l.childNodes[0].childNodes),p=[];let h=1;for(const t of u)h%2&&p.push(t.childNodes[0]),h++;const f=r(p),d=r(n.toArray(a.childNodes[0].childNodes))[0],m=c.getInstance().factory_.makeBranchNode("premises",f,[]);m.mathmlTree=l;const y=c.getInstance().factory_.makeBranchNode("conclusion",[d],[]);return y.mathmlTree=a.childNodes[0].childNodes[0],{conclusion:y,premises:m}}findNestedRow(t,e,r){return c.getInstance().findNestedRow_(t,e,0,r)}cleanInference(t){return n.toArray(t).filter((function(t){return"MSPACE"!==n.tagName(t)}))}operatorNode(t){return"unknown"===t.type&&(t.type="operator"),i.run("multioperator",t)}implicitNode_(t){const e=c.getInstance().factory_.makeMultipleContentNodes(t.length-1,o.invisibleTimes());c.matchSpaces_(t,e);const r=c.getInstance().infixNode_(t,e[0]);return r.role="implicit",e.forEach((function(t){t.parent=r})),r.contentNodes=e,r}infixNode_(t,e){const r=c.getInstance().factory_.makeBranchNode("infixop",t,[e],l.getEmbellishedInner(e).textContent);return r.role=e.role,i.run("propagateSimpleFunction",r)}explicitMixed_(t){const e=l.partitionNodes(t,(function(t){return t.textContent===o.invisiblePlus()}));if(!e.rel.length)return t;let r=[];for(let t,n=0;t=e.rel[n];n++){const o=e.comp[n],i=e.comp[n+1],s=o.length-1;if(o[s]&&i[0]&&a.isType(o[s],"number")&&!a.isRole(o[s],"mixed")&&a.isType(i[0],"fraction")){const t=c.getInstance().factory_.makeBranchNode("number",[o[s],i[0]],[]);t.role="mixed",r=r.concat(o.slice(0,s)),r.push(t),i.shift()}else r=r.concat(o),r.push(t)}return r.concat(e.comp[e.comp.length-1])}concatNode_(t,e,r){if(0===e.length)return t;const n=e.map((function(t){return l.getEmbellishedInner(t).textContent})).join(" "),o=c.getInstance().factory_.makeBranchNode(r,[t],e,n);return e.length>1&&(o.role="multiop"),o}prefixNode_(t,e){const r=l.partitionNodes(e,(t=>a.isRole(t,"subtraction")));let n=c.getInstance().concatNode_(t,r.comp.pop(),"prefixop");for(1===n.contentNodes.length&&"addition"===n.contentNodes[0].role&&"+"===n.contentNodes[0].textContent&&(n.role="positive");r.rel.length>0;)n=c.getInstance().concatNode_(n,[r.rel.pop()],"prefixop"),n.role="negative",n=c.getInstance().concatNode_(n,r.comp.pop(),"prefixop");return n}postfixNode_(t,e){return e.length?c.getInstance().concatNode_(t,e,"postfixop"):t}combineUnits_(t){const e=l.partitionNodes(t,(function(t){return!a.isRole(t,"unit")}));if(t.length===e.rel.length)return e.rel;const r=[];let n,o;do{const t=e.comp.shift();n=e.rel.shift();let i=null;o=r.pop(),o&&(t.length&&a.isUnitCounter(o)?t.unshift(o):r.push(o)),1===t.length&&(i=t.pop()),t.length>1&&(i=c.getInstance().implicitNode_(t),i.role="unit"),i&&r.push(i),n&&r.push(n)}while(n);return r}getMixedNumbers_(t){const e=l.partitionNodes(t,(function(t){return a.isType(t,"fraction")&&a.isRole(t,"vulgar")}));if(!e.rel.length)return t;let r=[];for(let t,n=0;t=e.rel[n];n++){const o=e.comp[n],i=o.length-1;if(o[i]&&a.isType(o[i],"number")&&(a.isRole(o[i],"integer")||a.isRole(o[i],"float"))){const e=c.getInstance().factory_.makeBranchNode("number",[o[i],t],[]);e.role="mixed",r=r.concat(o.slice(0,i)),r.push(e)}else r=r.concat(o),r.push(t)}return r.concat(e.comp[e.comp.length-1])}getTextInRow_(t){if(t.length<=1)return t;const e=l.partitionNodes(t,(t=>a.isType(t,"text")));if(0===e.rel.length)return t;const r=[];let n=e.comp[0];n.length>0&&r.push(c.getInstance().row(n));for(let t,o=0;t=e.rel[o];o++)r.push(t),n=e.comp[o+1],n.length>0&&r.push(c.getInstance().row(n));return[c.getInstance().dummyNode_(r)]}relationsInRow_(t){const e=l.partitionNodes(t,a.isRelation),r=e.rel[0];if(!r)return c.getInstance().operationsInRow_(t);if(1===t.length)return t[0];const n=e.comp.map(c.getInstance().operationsInRow_);let o;return e.rel.some((function(t){return!t.equals(r)}))?(o=c.getInstance().factory_.makeBranchNode("multirel",n,e.rel),e.rel.every((function(t){return t.role===r.role}))&&(o.role=r.role),o):(o=c.getInstance().factory_.makeBranchNode("relseq",n,e.rel,l.getEmbellishedInner(r).textContent),o.role=r.role,o)}operationsInRow_(t){if(0===t.length)return c.getInstance().factory_.makeEmptyNode();if(1===(t=c.getInstance().explicitMixed_(t)).length)return t[0];const e=[];for(;t.length>0&&a.isOperator(t[0]);)e.push(t.shift());if(0===t.length)return c.getInstance().prefixNode_(e.pop(),e);if(1===t.length)return c.getInstance().prefixNode_(t[0],e);t=i.run("convert_juxtaposition",t);const r=l.sliceNodes(t,a.isOperator),n=c.getInstance().prefixNode_(c.getInstance().implicitNode(r.head),e);return r.div?c.getInstance().operationsTree_(r.tail,n,r.div):n}operationsTree_(t,e,r,n){const o=n||[];if(0===t.length){if(o.unshift(r),"infixop"===e.type){const t=c.getInstance().postfixNode_(e.childNodes.pop(),o);return e.appendChild(t),e}return c.getInstance().postfixNode_(e,o)}const i=l.sliceNodes(t,a.isOperator);if(0===i.head.length)return o.push(i.div),c.getInstance().operationsTree_(i.tail,e,r,o);const s=c.getInstance().prefixNode_(c.getInstance().implicitNode(i.head),o),u=c.getInstance().appendOperand_(e,r,s);return i.div?c.getInstance().operationsTree_(i.tail,u,i.div,[]):u}appendOperand_(t,e,r){if("infixop"!==t.type)return c.getInstance().infixNode_([t,r],e);const n=c.getInstance().appendDivisionOp_(t,e,r);return n||(c.getInstance().appendExistingOperator_(t,e,r)?t:"multiplication"===e.role?c.getInstance().appendMultiplicativeOp_(t,e,r):c.getInstance().appendAdditiveOp_(t,e,r))}appendDivisionOp_(t,e,r){return"division"===e.role?a.isImplicit(t)?c.getInstance().infixNode_([t,r],e):c.getInstance().appendLastOperand_(t,e,r):"division"===t.role?c.getInstance().infixNode_([t,r],e):null}appendLastOperand_(t,e,r){let n=t,o=t.childNodes[t.childNodes.length-1];for(;o&&"infixop"===o.type&&!a.isImplicit(o);)n=o,o=n.childNodes[t.childNodes.length-1];const i=c.getInstance().infixNode_([n.childNodes.pop(),r],e);return n.appendChild(i),t}appendMultiplicativeOp_(t,e,r){if(a.isImplicit(t))return c.getInstance().infixNode_([t,r],e);let n=t,o=t.childNodes[t.childNodes.length-1];for(;o&&"infixop"===o.type&&!a.isImplicit(o);)n=o,o=n.childNodes[t.childNodes.length-1];const i=c.getInstance().infixNode_([n.childNodes.pop(),r],e);return n.appendChild(i),t}appendAdditiveOp_(t,e,r){return c.getInstance().infixNode_([t,r],e)}appendExistingOperator_(t,e,r){return!(!t||"infixop"!==t.type||a.isImplicit(t))&&(t.contentNodes[0].equals(e)?(t.appendContentNode(e),t.appendChild(r),!0):c.getInstance().appendExistingOperator_(t.childNodes[t.childNodes.length-1],e,r))}getFencesInRow_(t){let e=l.partitionNodes(t,a.isFence);e=c.purgeFences_(e);const r=e.comp.shift();return c.getInstance().fences_(e.rel,e.comp,[],[r])}fences_(t,e,r,n){if(0===t.length&&0===r.length)return n[0];const o=t=>a.isRole(t,"open");if(0===t.length){const t=n.shift();for(;r.length>0;){if(o(r[0])){const e=r.shift();c.fenceToPunct_(e),t.push(e)}else{const e=l.sliceNodes(r,o),i=e.head.length-1,s=c.getInstance().neutralFences_(e.head,n.slice(0,i));n=n.slice(i),t.push(...s),e.div&&e.tail.unshift(e.div),r=e.tail}t.push(...n.shift())}return t}const i=r[r.length-1],s=t[0].role;if("open"===s||a.isNeutralFence(t[0])&&(!i||!a.compareNeutralFences(t[0],i))){r.push(t.shift());const o=e.shift();return o&&n.push(o),c.getInstance().fences_(t,e,r,n)}if(i&&"close"===s&&"open"===i.role){const o=c.getInstance().horizontalFencedNode_(r.pop(),t.shift(),n.pop());return n.push(n.pop().concat([o],e.shift())),c.getInstance().fences_(t,e,r,n)}if(i&&a.compareNeutralFences(t[0],i)){if(!a.elligibleLeftNeutral(i)||!a.elligibleRightNeutral(t[0])){r.push(t.shift());const o=e.shift();return o&&n.push(o),c.getInstance().fences_(t,e,r,n)}const o=c.getInstance().horizontalFencedNode_(r.pop(),t.shift(),n.pop());return n.push(n.pop().concat([o],e.shift())),c.getInstance().fences_(t,e,r,n)}if(i&&"close"===s&&a.isNeutralFence(i)&&r.some(o)){const i=l.sliceNodes(r,o,!0),s=n.pop(),a=n.length-i.tail.length+1,u=c.getInstance().neutralFences_(i.tail,n.slice(a));n=n.slice(0,a);const p=c.getInstance().horizontalFencedNode_(i.div,t.shift(),n.pop().concat(u,s));return n.push(n.pop().concat([p],e.shift())),c.getInstance().fences_(t,e,i.head,n)}const u=t.shift();return c.fenceToPunct_(u),n.push(n.pop().concat([u],e.shift())),c.getInstance().fences_(t,e,r,n)}neutralFences_(t,e){if(0===t.length)return t;if(1===t.length)return c.fenceToPunct_(t[0]),t;const r=t.shift();if(!a.elligibleLeftNeutral(r)){c.fenceToPunct_(r);const n=e.shift();return n.unshift(r),n.concat(c.getInstance().neutralFences_(t,e))}const n=l.sliceNodes(t,(function(t){return a.compareNeutralFences(t,r)}));if(!n.div){c.fenceToPunct_(r);const n=e.shift();return n.unshift(r),n.concat(c.getInstance().neutralFences_(t,e))}if(!a.elligibleRightNeutral(n.div))return c.fenceToPunct_(n.div),t.unshift(r),c.getInstance().neutralFences_(t,e);const o=c.getInstance().combineFencedContent_(r,n.div,n.head,e);if(n.tail.length>0){const t=o.shift(),e=c.getInstance().neutralFences_(n.tail,o);return t.concat(e)}return o[0]}combineFencedContent_(t,e,r,n){if(0===r.length){const r=c.getInstance().horizontalFencedNode_(t,e,n.shift());return n.length>0?n[0].unshift(r):n=[[r]],n}const o=n.shift(),i=r.length-1,s=n.slice(0,i),a=(n=n.slice(i)).shift(),l=c.getInstance().neutralFences_(r,s);o.push(...l),o.push(...a);const u=c.getInstance().horizontalFencedNode_(t,e,o);return n.length>0?n[0].unshift(u):n=[[u]],n}horizontalFencedNode_(t,e,r){const n=c.getInstance().row(r);let o=c.getInstance().factory_.makeBranchNode("fenced",[n],[t,e]);return"open"===t.role?(c.getInstance().classifyHorizontalFence_(o),o=i.run("propagateComposedFunction",o)):o.role=t.role,o=i.run("detect_cycle",o),c.rewriteFencedNode_(o)}classifyHorizontalFence_(t){t.role="leftright";const e=t.childNodes;if(!a.isSetNode(t)||e.length>1)return;if(0===e.length||"empty"===e[0].type)return void(t.role="set empty");const r=e[0].type;if(1===e.length&&a.isSingletonSetContent(e[0]))return void(t.role="set singleton");const n=e[0].role;if("punctuated"===r&&"sequence"===n){if("comma"!==e[0].contentNodes[0].role)return 1!==e[0].contentNodes.length||"vbar"!==e[0].contentNodes[0].role&&"colon"!==e[0].contentNodes[0].role?void 0:(t.role="set extended",void c.getInstance().setExtension_(t));t.role="set collection"}}setExtension_(t){const e=t.childNodes[0].childNodes[0];e&&"infixop"===e.type&&1===e.contentNodes.length&&a.isMembership(e.contentNodes[0])&&(e.addAnnotation("set","intensional"),e.contentNodes[0].addAnnotation("set","intensional"))}getPunctuationInRow_(t){if(t.length<=1)return t;const e=t=>{const e=t.type;return"punctuation"===e||"text"===e||"operator"===e||"relation"===e},r=l.partitionNodes(t,(function(r){if(!a.isPunctuation(r))return!1;if(a.isPunctuation(r)&&!a.isRole(r,"ellipsis"))return!0;const n=t.indexOf(r);if(0===n)return!t[1]||!e(t[1]);const o=t[n-1];if(n===t.length-1)return!e(o);const i=t[n+1];return!e(o)||!e(i)}));if(0===r.rel.length)return t;const n=[];let o=r.comp.shift();o.length>0&&n.push(c.getInstance().row(o));let i=0;for(;r.comp.length>0;)n.push(r.rel[i++]),o=r.comp.shift(),o.length>0&&n.push(c.getInstance().row(o));return[c.getInstance().punctuatedNode_(n,r.rel)]}punctuatedNode_(t,e){const r=c.getInstance().factory_.makeBranchNode("punctuated",t,e);if(e.length===t.length){const t=e[0].role;if("unknown"!==t&&e.every((function(e){return e.role===t})))return r.role=t,r}return a.singlePunctAtPosition(t,e,0)?r.role="startpunct":a.singlePunctAtPosition(t,e,t.length-1)?r.role="endpunct":e.every((t=>a.isRole(t,"dummy")))?r.role="text":e.every((t=>a.isRole(t,"space")))?r.role="space":r.role="sequence",r}dummyNode_(t){const e=c.getInstance().factory_.makeMultipleContentNodes(t.length-1,o.invisibleComma());return e.forEach((function(t){t.role="dummy"})),c.getInstance().punctuatedNode_(t,e)}accentRole_(t,e){if(!a.isAccent(t))return!1;const r=t.textContent,n=o.lookupSecondary("bar",r)||o.lookupSecondary("tilde",r)||t.role;return t.role="underscore"===e?"underaccent":"overaccent",t.addAnnotation("accent",n),!0}accentNode_(t,e,r,n,o){const i=(e=e.slice(0,n+1))[1],s=e[2];let a;if(!o&&s&&(a=c.getInstance().factory_.makeBranchNode("subscript",[t,i],[]),a.role="subsup",e=[a,s],r="superscript"),o){const n=c.getInstance().accentRole_(i,r);if(s){c.getInstance().accentRole_(s,"overscore")&&!n?(a=c.getInstance().factory_.makeBranchNode("overscore",[t,s],[]),e=[a,i],r="underscore"):(a=c.getInstance().factory_.makeBranchNode("underscore",[t,i],[]),e=[a,s],r="overscore"),a.role="underover"}}return c.getInstance().makeLimitNode_(t,e,a,r)}makeLimitNode_(t,e,r,n){if("limupper"===n&&"limlower"===t.type)return t.childNodes.push(e[1]),e[1].parent=t,t.type="limboth",t;if("limlower"===n&&"limupper"===t.type)return t.childNodes.splice(1,-1,e[1]),e[1].parent=t,t.type="limboth",t;const o=c.getInstance().factory_.makeBranchNode(n,e,[]),i=a.isEmbellished(t);return r&&(r.embellished=i),o.embellished=i,o.role=t.role,o}getFunctionsInRow_(t,e){const r=e||[];if(0===t.length)return r;const n=t.shift(),o=c.classifyFunction_(n,t);if(!o)return r.push(n),c.getInstance().getFunctionsInRow_(t,r);const i=c.getInstance().getFunctionsInRow_(t,[]),s=c.getInstance().getFunctionArgs_(n,i,o);return r.concat(s)}getFunctionArgs_(t,e,r){let n,o,i;switch(r){case"integral":{const r=c.getInstance().getIntegralArgs_(e);if(!r.intvar&&!r.integrand.length)return r.rest.unshift(t),r.rest;const n=c.getInstance().row(r.integrand);return i=c.getInstance().integralNode_(t,n,r.intvar),r.rest.unshift(i),r.rest}case"prefix":if(e[0]&&"fenced"===e[0].type){const r=e.shift();return a.isNeutralFence(r)||(r.role="leftright"),i=c.getInstance().functionNode_(t,r),e.unshift(i),e}if(n=l.sliceNodes(e,a.isPrefixFunctionBoundary),n.head.length)o=c.getInstance().row(n.head),n.div&&n.tail.unshift(n.div);else{if(!n.div||!a.isType(n.div,"appl"))return e.unshift(t),e;o=n.div}return i=c.getInstance().functionNode_(t,o),n.tail.unshift(i),n.tail;case"bigop":return n=l.sliceNodes(e,a.isBigOpBoundary),n.head.length?(o=c.getInstance().row(n.head),i=c.getInstance().bigOpNode_(t,o),n.div&&n.tail.unshift(n.div),n.tail.unshift(i),n.tail):(e.unshift(t),e);default:{if(0===e.length)return[t];const r=e[0];return"fenced"===r.type&&!a.isNeutralFence(r)&&a.isSimpleFunctionScope(r)?(r.role="leftright",c.propagateFunctionRole_(t,"simple function"),i=c.getInstance().functionNode_(t,e.shift()),e.unshift(i),e):(e.unshift(t),e)}}}getIntegralArgs_(t,e=[]){if(0===t.length)return{integrand:e,intvar:null,rest:t};const r=t[0];if(a.isGeneralFunctionBoundary(r))return{integrand:e,intvar:null,rest:t};if(a.isIntegralDxBoundarySingle(r))return r.role="integral",{integrand:e,intvar:r,rest:t.slice(1)};if(t[1]&&a.isIntegralDxBoundary(r,t[1])){const n=c.getInstance().prefixNode_(t[1],[r]);return n.role="integral",{integrand:e,intvar:n,rest:t.slice(2)}}return e.push(t.shift()),c.getInstance().getIntegralArgs_(t,e)}functionNode_(t,e){const r=c.getInstance().factory_.makeContentNode(o.functionApplication()),n=c.getInstance().funcAppls[t.id];n&&(r.mathmlTree=n.mathmlTree,r.mathml=n.mathml,r.annotation=n.annotation,r.attributes=n.attributes,delete c.getInstance().funcAppls[t.id]),r.type="punctuation",r.role="application";const i=c.getFunctionOp_(t,(function(t){return a.isType(t,"function")||a.isType(t,"identifier")&&a.isRole(t,"simple function")}));return c.getInstance().functionalNode_("appl",[t,e],i,[r])}bigOpNode_(t,e){const r=c.getFunctionOp_(t,(t=>a.isType(t,"largeop")));return c.getInstance().functionalNode_("bigop",[t,e],r,[])}integralNode_(t,e,r){e=e||c.getInstance().factory_.makeEmptyNode(),r=r||c.getInstance().factory_.makeEmptyNode();const n=c.getFunctionOp_(t,(t=>a.isType(t,"largeop")));return c.getInstance().functionalNode_("integral",[t,e,r],n,[])}functionalNode_(t,e,r,n){const o=e[0];let i;r&&(i=r.parent,n.push(r));const s=c.getInstance().factory_.makeBranchNode(t,e,n);return s.role=o.role,i&&(r.parent=i),s}fractionNode_(t,e){const r=c.getInstance().factory_.makeBranchNode("fraction",[t,e],[]);return r.role=r.childNodes.every((function(t){return a.isType(t,"number")&&a.isRole(t,"integer")}))?"vulgar":r.childNodes.every(a.isPureUnit)?"unit":"division",i.run("propagateSimpleFunction",r)}scriptNode_(t,e,r){let n;switch(t.length){case 0:n=c.getInstance().factory_.makeEmptyNode();break;case 1:if(n=t[0],r)return n;break;default:n=c.getInstance().dummyNode_(t)}return n.role=e,n}findNestedRow_(t,e,r,o){if(r>3)return null;for(let i,s=0;i=t[s];s++){const t=n.tagName(i);if("MSPACE"!==t){if("MROW"===t)return c.getInstance().findNestedRow_(n.toArray(i.childNodes),e,r+1,o);if(c.findSemantics(i,e,o))return i}}return null}}e.default=c,c.FENCE_TO_PUNCT_={metric:"metric",neutral:"vbar",open:"openfence",close:"closefence"},c.MML_TO_LIMIT_={MSUB:{type:"limlower",length:1},MUNDER:{type:"limlower",length:1},MSUP:{type:"limupper",length:1},MOVER:{type:"limupper",length:1},MSUBSUP:{type:"limboth",length:2},MUNDEROVER:{type:"limboth",length:2}},c.MML_TO_BOUNDS_={MSUB:{type:"subscript",length:1,accent:!1},MSUP:{type:"superscript",length:1,accent:!1},MSUBSUP:{type:"subscript",length:2,accent:!1},MUNDER:{type:"underscore",length:1,accent:!0},MOVER:{type:"overscore",length:1,accent:!0},MUNDEROVER:{type:"underscore",length:2,accent:!0}},c.CLASSIFY_FUNCTION_={integral:"integral",sum:"bigop","prefix function":"prefix","limit function":"prefix","simple function":"prefix","composed function":"prefix"},c.MATHJAX_FONTS={"-tex-caligraphic":"caligraphic","-tex-caligraphic-bold":"caligraphic-bold","-tex-calligraphic":"caligraphic","-tex-calligraphic-bold":"caligraphic-bold","-tex-oldstyle":"oldstyle","-tex-oldstyle-bold":"oldstyle-bold","-tex-mathit":"italic"}},5656:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.SemanticSkeleton=void 0;const n=r(707),o=r(5274),i=r(2298);class s{constructor(t){this.parents=null,this.levelsMap=null,t=0===t?t:t||[],this.array=t}static fromTree(t){return s.fromNode(t.root)}static fromNode(t){return new s(s.fromNode_(t))}static fromString(t){return new s(s.fromString_(t))}static simpleCollapseStructure(t){return"number"==typeof t}static contentCollapseStructure(t){return!!t&&!s.simpleCollapseStructure(t)&&"c"===t[0]}static interleaveIds(t,e){return n.interleaveLists(s.collapsedLeafs(t),s.collapsedLeafs(e))}static collapsedLeafs(...t){return t.reduce(((t,e)=>{return t.concat((r=e,s.simpleCollapseStructure(r)?[r]:(r=r,s.contentCollapseStructure(r[1])?r.slice(2):r.slice(1))));var r}),[])}static fromStructure(t,e){return new s(s.tree_(t,e.root))}static combineContentChildren(t,e,r){switch(t.type){case"relseq":case"infixop":case"multirel":return n.interleaveLists(r,e);case"prefixop":return e.concat(r);case"postfixop":return r.concat(e);case"fenced":return r.unshift(e[0]),r.push(e[1]),r;case"appl":return[r[0],e[0],r[1]];case"root":return[r[1],r[0]];case"row":case"line":return e.length&&r.unshift(e[0]),r;default:return r}}static makeSexp_(t){return s.simpleCollapseStructure(t)?t.toString():s.contentCollapseStructure(t)?"(c "+t.slice(1).map(s.makeSexp_).join(" ")+")":"("+t.map(s.makeSexp_).join(" ")+")"}static fromString_(t){let e=t.replace(/\(/g,"[");return e=e.replace(/\)/g,"]"),e=e.replace(/ /g,","),e=e.replace(/c/g,'"c"'),JSON.parse(e)}static fromNode_(t){if(!t)return[];const e=t.contentNodes;let r;e.length&&(r=e.map(s.fromNode_),r.unshift("c"));const n=t.childNodes;if(!n.length)return e.length?[t.id,r]:t.id;const o=n.map(s.fromNode_);return e.length&&o.unshift(r),o.unshift(t.id),o}static tree_(t,e){if(!e)return[];if(!e.childNodes.length)return e.id;const r=e.id,n=[r],a=o.evalXPath(`.//self::*[@${i.Attribute.ID}=${r}]`,t)[0],l=s.combineContentChildren(e,e.contentNodes.map((function(t){return t})),e.childNodes.map((function(t){return t})));a&&s.addOwns_(a,l);for(let e,r=0;e=l[r];r++)n.push(s.tree_(t,e));return n}static addOwns_(t,e){const r=t.getAttribute(i.Attribute.COLLAPSED),n=r?s.realLeafs_(s.fromString(r).array):e.map((t=>t.id));t.setAttribute(i.Attribute.OWNS,n.join(" "))}static realLeafs_(t){if(s.simpleCollapseStructure(t))return[t];if(s.contentCollapseStructure(t))return[];t=t;let e=[];for(let r=1;r<t.length;r++)e=e.concat(s.realLeafs_(t[r]));return e}populate(){this.parents&&this.levelsMap||(this.parents={},this.levelsMap={},this.populate_(this.array,this.array,[]))}toString(){return s.makeSexp_(this.array)}populate_(t,e,r){if(s.simpleCollapseStructure(t))return t=t,this.levelsMap[t]=e,void(this.parents[t]=t===r[0]?r.slice(1):r);const n=s.contentCollapseStructure(t)?t.slice(1):t,o=[n[0]].concat(r);for(let e=0,r=n.length;e<r;e++){const r=n[e];this.populate_(r,t,o)}}isRoot(t){return t===this.levelsMap[t][0]}directChildren(t){if(!this.isRoot(t))return[];return this.levelsMap[t].slice(1).map((t=>s.simpleCollapseStructure(t)?t:s.contentCollapseStructure(t)?t[1]:t[0]))}subtreeNodes(t){if(!this.isRoot(t))return[];const e=(t,r)=>{s.simpleCollapseStructure(t)?r.push(t):(t=t,s.contentCollapseStructure(t)&&(t=t.slice(1)),t.forEach((t=>e(t,r))))},r=this.levelsMap[t],n=[];return e(r.slice(1),n),n}}e.SemanticSkeleton=s},7075:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.SemanticTree=void 0;const n=r(5740),o=r(7630),i=r(9265),s=r(7228),a=r(5952),l=r(5609);r(94);class c{constructor(t){this.mathml=t,this.parser=new s.SemanticMathml,this.root=this.parser.parse(t),this.collator=this.parser.getFactory().leafMap.collateMeaning();const e=this.collator.newDefault();e&&(this.parser=new s.SemanticMathml,this.parser.getFactory().defaultMap=e,this.root=this.parser.parse(t)),u.visit(this.root,{}),(0,o.annotate)(this.root)}static empty(){const t=n.parseInput("<math/>"),e=new c(t);return e.mathml=t,e}static fromNode(t,e){const r=c.empty();return r.root=t,e&&(r.mathml=e),r}static fromRoot(t,e){let r=t;for(;r.parent;)r=r.parent;const n=c.fromNode(r);return e&&(n.mathml=e),n}static fromXml(t){const e=c.empty();return t.childNodes[0]&&(e.root=a.SemanticNode.fromXml(t.childNodes[0])),e}xml(t){const e=n.parseInput("<stree></stree>"),r=this.root.xml(e.ownerDocument,t);return e.appendChild(r),e}toString(t){return n.serializeXml(this.xml(t))}formatXml(t){const e=this.toString(t);return n.formatXml(e)}displayTree(){this.root.displayTree()}replaceNode(t,e){const r=t.parent;r?r.replaceChild(t,e):this.root=e}toJson(){const t={};return t.stree=this.root.toJson(),t}}e.SemanticTree=c;const u=new i.SemanticVisitor("general","unit",((t,e)=>{if("infixop"===t.type&&("multiplication"===t.role||"implicit"===t.role)){const e=t.childNodes;e.length&&(l.isPureUnit(e[0])||l.isUnitCounter(e[0]))&&t.childNodes.slice(1).every(l.isPureUnit)&&(t.role="unit")}return!1}))},4795:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.partitionNodes=e.sliceNodes=e.getEmbellishedInner=e.addAttributes=e.isZeroLength=e.purgeNodes=e.isOrphanedGlyph=e.hasDisplayTag=e.hasEmptyTag=e.hasIgnoreTag=e.hasLeafTag=e.hasMathTag=e.directSpeechKeys=e.DISPLAYTAGS=e.EMPTYTAGS=e.IGNORETAGS=e.LEAFTAGS=void 0;const n=r(5740);function o(t){return!!t&&-1!==e.LEAFTAGS.indexOf(n.tagName(t))}function i(t,e,r){r&&t.reverse();const n=[];for(let o,i=0;o=t[i];i++){if(e(o))return r?{head:t.slice(i+1).reverse(),div:o,tail:n.reverse()}:{head:n,div:o,tail:t.slice(i+1)};n.push(o)}return r?{head:[],div:null,tail:n.reverse()}:{head:n,div:null,tail:[]}}e.LEAFTAGS=["MO","MI","MN","MTEXT","MS","MSPACE"],e.IGNORETAGS=["MERROR","MPHANTOM","MALIGNGROUP","MALIGNMARK","MPRESCRIPTS","ANNOTATION","ANNOTATION-XML"],e.EMPTYTAGS=["MATH","MROW","MPADDED","MACTION","NONE","MSTYLE","SEMANTICS"],e.DISPLAYTAGS=["MROOT","MSQRT"],e.directSpeechKeys=["aria-label","exact-speech","alt"],e.hasMathTag=function(t){return!!t&&"MATH"===n.tagName(t)},e.hasLeafTag=o,e.hasIgnoreTag=function(t){return!!t&&-1!==e.IGNORETAGS.indexOf(n.tagName(t))},e.hasEmptyTag=function(t){return!!t&&-1!==e.EMPTYTAGS.indexOf(n.tagName(t))},e.hasDisplayTag=function(t){return!!t&&-1!==e.DISPLAYTAGS.indexOf(n.tagName(t))},e.isOrphanedGlyph=function(t){return!!t&&"MGLYPH"===n.tagName(t)&&!o(t.parentNode)},e.purgeNodes=function(t){const r=[];for(let o,i=0;o=t[i];i++){if(o.nodeType!==n.NodeType.ELEMENT_NODE)continue;const t=n.tagName(o);-1===e.IGNORETAGS.indexOf(t)&&(-1!==e.EMPTYTAGS.indexOf(t)&&0===o.childNodes.length||r.push(o))}return r},e.isZeroLength=function(t){if(!t)return!1;if(-1!==["negativeveryverythinmathspace","negativeverythinmathspace","negativethinmathspace","negativemediummathspace","negativethickmathspace","negativeverythickmathspace","negativeveryverythickmathspace"].indexOf(t))return!0;const e=t.match(/[0-9.]+/);return!!e&&0===parseFloat(e[0])},e.addAttributes=function(t,r){if(r.hasAttributes()){const n=r.attributes;for(let r=n.length-1;r>=0;r--){const o=n[r].name;o.match(/^ext/)&&(t.attributes[o]=n[r].value,t.nobreaking=!0),-1!==e.directSpeechKeys.indexOf(o)&&(t.attributes["ext-speech"]=n[r].value,t.nobreaking=!0),o.match(/texclass$/)&&(t.attributes.texclass=n[r].value),"href"===o&&(t.attributes.href=n[r].value,t.nobreaking=!0)}}},e.getEmbellishedInner=function t(e){return e&&e.embellished&&e.childNodes.length>0?t(e.childNodes[0]):e},e.sliceNodes=i,e.partitionNodes=function(t,e){let r=t;const n=[],o=[];let s=null;do{s=i(r,e),o.push(s.head),n.push(s.div),r=s.tail}while(s.div);return n.pop(),{rel:n,comp:o}}},6278:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.AbstractSpeechGenerator=void 0;const n=r(6828),o=r(2298),i=r(1214),s=r(9543);e.AbstractSpeechGenerator=class{constructor(){this.modality=o.addPrefix("speech"),this.rebuilt_=null,this.options_={}}getRebuilt(){return this.rebuilt_}setRebuilt(t){this.rebuilt_=t}setOptions(t){this.options_=t||{},this.modality=o.addPrefix(this.options_.modality||"speech")}getOptions(){return this.options_}start(){}end(){}generateSpeech(t,e){return this.rebuilt_||(this.rebuilt_=new i.RebuildStree(e)),(0,n.setup)(this.options_),s.computeMarkup(this.getRebuilt().xml)}}},1452:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.AdhocSpeechGenerator=void 0;const n=r(6278);class o extends n.AbstractSpeechGenerator{getSpeech(t,e){const r=this.generateSpeech(t,e);return t.setAttribute(this.modality,r),r}}e.AdhocSpeechGenerator=o},5152:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.ColorGenerator=void 0;const n=r(2298),o=r(8396),i=r(1214),s=r(1204),a=r(6278);class l extends a.AbstractSpeechGenerator{constructor(){super(...arguments),this.modality=(0,n.addPrefix)("foreground"),this.contrast=new o.ContrastPicker}static visitStree_(t,e,r){if(t.childNodes.length){if(t.contentNodes.length&&("punctuated"===t.type&&t.contentNodes.forEach((t=>r[t.id]=!0)),"implicit"!==t.role&&e.push(t.contentNodes.map((t=>t.id)))),t.childNodes.length){if("implicit"===t.role){const n=[];let o=[];for(const e of t.childNodes){const t=[];l.visitStree_(e,t,r),t.length<=2&&n.push(t.shift()),o=o.concat(t)}return e.push(n),void o.forEach((t=>e.push(t)))}t.childNodes.forEach((t=>l.visitStree_(t,e,r)))}}else r[t.id]||e.push(t.id)}getSpeech(t,e){return s.getAttribute(t,this.modality)}generateSpeech(t,e){return this.getRebuilt()||this.setRebuilt(new i.RebuildStree(t)),this.colorLeaves_(t),s.getAttribute(t,this.modality)}colorLeaves_(t){const e=[];l.visitStree_(this.getRebuilt().streeRoot,e,{});for(const r of e){const e=this.contrast.generate();let n=!1;n=Array.isArray(r)?r.map((r=>this.colorLeave_(t,r,e))).reduce(((t,e)=>t||e),!1):this.colorLeave_(t,r.toString(),e),n&&this.contrast.increment()}}colorLeave_(t,e,r){const n=s.getBySemanticId(t,e);return!!n&&(n.setAttribute(this.modality,r),!0)}}e.ColorGenerator=l},6604:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.DirectSpeechGenerator=void 0;const n=r(1204),o=r(6278);class i extends o.AbstractSpeechGenerator{getSpeech(t,e){return n.getAttribute(t,this.modality)}}e.DirectSpeechGenerator=i},3123:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.DummySpeechGenerator=void 0;const n=r(6278);class o extends n.AbstractSpeechGenerator{getSpeech(t,e){return""}}e.DummySpeechGenerator=o},5858:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.NodeSpeechGenerator=void 0;const n=r(1204),o=r(4598);class i extends o.TreeSpeechGenerator{getSpeech(t,e){return super.getSpeech(t,e),n.getAttribute(t,this.modality)}}e.NodeSpeechGenerator=i},9552:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.generatorMapping_=e.generator=void 0;const n=r(1452),o=r(5152),i=r(6604),s=r(3123),a=r(5858),l=r(597),c=r(4598);e.generator=function(t){return(e.generatorMapping_[t]||e.generatorMapping_.Direct)()},e.generatorMapping_={Adhoc:()=>new n.AdhocSpeechGenerator,Color:()=>new o.ColorGenerator,Direct:()=>new i.DirectSpeechGenerator,Dummy:()=>new s.DummySpeechGenerator,Node:()=>new a.NodeSpeechGenerator,Summary:()=>new l.SummarySpeechGenerator,Tree:()=>new c.TreeSpeechGenerator}},9543:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.computeSummary_=e.retrieveSummary=e.connectAllMactions=e.connectMactions=e.nodeAtPosition_=e.computePrefix_=e.retrievePrefix=e.addPrefix=e.addModality=e.addSpeech=e.recomputeMarkup=e.computeMarkup=e.recomputeSpeech=e.computeSpeech=void 0;const n=r(8290),o=r(5740),i=r(5274),s=r(2298),a=r(2362),l=r(7075),c=r(1204);function u(t){return a.SpeechRuleEngine.getInstance().evaluateNode(t)}function p(t){return u(l.SemanticTree.fromNode(t).xml())}function h(t){const e=p(t);return n.markup(e)}function f(t){const e=d(t);return n.markup(e)}function d(t){const e=l.SemanticTree.fromRoot(t),r=i.evalXPath('.//*[@id="'+t.id+'"]',e.xml());let n=r[0];return r.length>1&&(n=m(t,r)||n),n?a.SpeechRuleEngine.getInstance().runInSetting({modality:"prefix",domain:"default",style:"default",strict:!0,speech:!0},(function(){return a.SpeechRuleEngine.getInstance().evaluateNode(n)})):[]}function m(t,e){const r=e[0];if(!t.parent)return r;const n=[];for(;t;)n.push(t.id),t=t.parent;const o=function(t,e){for(;e.length&&e.shift().toString()===t.getAttribute("id")&&t.parentNode&&t.parentNode.parentNode;)t=t.parentNode.parentNode;return!e.length};for(let t,r=0;t=e[r];r++)if(o(t,n.slice()))return t;return r}function y(t){return t?a.SpeechRuleEngine.getInstance().runInSetting({modality:"summary",strict:!1,speech:!0},(function(){return a.SpeechRuleEngine.getInstance().evaluateNode(t)})):[]}e.computeSpeech=u,e.recomputeSpeech=p,e.computeMarkup=function(t){const e=u(t);return n.markup(e)},e.recomputeMarkup=h,e.addSpeech=function(t,e,r){const i=o.querySelectorAllByAttrValue(r,"id",e.id.toString())[0],a=i?n.markup(u(i)):h(e);t.setAttribute(s.Attribute.SPEECH,a)},e.addModality=function(t,e,r){const n=h(e);t.setAttribute(r,n)},e.addPrefix=function(t,e){const r=f(e);r&&t.setAttribute(s.Attribute.PREFIX,r)},e.retrievePrefix=f,e.computePrefix_=d,e.nodeAtPosition_=m,e.connectMactions=function(t,e,r){const n=o.querySelectorAll(e,"maction");for(let e,i=0;e=n[i];i++){const n=e.getAttribute("id"),i=o.querySelectorAllByAttrValue(t,"id",n)[0];if(!i)continue;const a=e.childNodes[1],l=a.getAttribute(s.Attribute.ID);let u=c.getBySemanticId(t,l);if(u&&"dummy"!==u.getAttribute(s.Attribute.TYPE))continue;if(u=i.childNodes[0],u.getAttribute("sre-highlighter-added"))continue;const p=a.getAttribute(s.Attribute.PARENT);p&&u.setAttribute(s.Attribute.PARENT,p),u.setAttribute(s.Attribute.TYPE,"dummy"),u.setAttribute(s.Attribute.ID,l);o.querySelectorAllByAttrValue(r,"id",l)[0].setAttribute("alternative",l)}},e.connectAllMactions=function(t,e){const r=o.querySelectorAll(t,"maction");for(let t,n=0;t=r[n];n++){const r=t.childNodes[1].getAttribute(s.Attribute.ID);o.querySelectorAllByAttrValue(e,"id",r)[0].setAttribute("alternative",r)}},e.retrieveSummary=function(t){const e=y(t);return n.markup(e)},e.computeSummary_=y},597:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.SummarySpeechGenerator=void 0;const n=r(6278),o=r(9543);class i extends n.AbstractSpeechGenerator{getSpeech(t,e){return o.connectAllMactions(e,this.getRebuilt().xml),this.generateSpeech(t,e)}}e.SummarySpeechGenerator=i},4598:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.TreeSpeechGenerator=void 0;const n=r(2298),o=r(1204),i=r(6278),s=r(9543);class a extends i.AbstractSpeechGenerator{getSpeech(t,e){const r=this.generateSpeech(t,e),i=this.getRebuilt().nodeDict;for(const r in i){const a=i[r],l=o.getBySemanticId(e,r),c=o.getBySemanticId(t,r);l&&c&&(this.modality&&this.modality!==n.Attribute.SPEECH?s.addModality(c,a,this.modality):s.addSpeech(c,a,this.getRebuilt().xml),this.modality===n.Attribute.SPEECH&&s.addPrefix(c,a))}return r}}e.TreeSpeechGenerator=a},313:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.INTERVALS=e.makeLetter=e.numberRules=e.alphabetRules=e.getFont=e.makeInterval=e.generate=e.makeDomains_=e.Domains_=e.Base=e.Embellish=e.Font=void 0;const n=r(5897),o=r(7491),i=r(4356),s=r(2536),a=r(2780);var l,c,u;function p(){const t=i.LOCALE.ALPHABETS,r=(t,e)=>{const r={};return Object.keys(t).forEach((t=>r[t]=!0)),Object.keys(e).forEach((t=>r[t]=!0)),Object.keys(r)};e.Domains_.small=r(t.smallPrefix,t.letterTrans),e.Domains_.capital=r(t.capPrefix,t.letterTrans),e.Domains_.digit=r(t.digitPrefix,t.digitTrans)}function h(t){const e=t.toString(16).toUpperCase();return e.length>3?e:("000"+e).slice(-4)}function f([t,e],r){const n=parseInt(t,16),o=parseInt(e,16),i=[];for(let t=n;t<=o;t++){let e=h(t);!1!==r[e]&&(e=r[e]||e,i.push(e))}return i}function d(t){const e="normal"===t||"fullwidth"===t?"":i.LOCALE.MESSAGES.font[t]||i.LOCALE.MESSAGES.embellish[t]||"";return(0,s.localeFontCombiner)(e)}function m(t,r,n,o,s,a){const l=d(o);for(let o,c,u,p=0;o=t[p],c=r[p],u=n[p];p++){const t=a?i.LOCALE.ALPHABETS.capPrefix:i.LOCALE.ALPHABETS.smallPrefix,r=a?e.Domains_.capital:e.Domains_.small;g(l.combiner,o,c,u,l.font,t,s,i.LOCALE.ALPHABETS.letterTrans,r)}}function y(t,r,n,o,s){const a=d(n);for(let n,l,c=0;n=t[c],l=r[c];c++){const t=i.LOCALE.ALPHABETS.digitPrefix,r=c+s;g(a.combiner,n,l,r,a.font,t,o,i.LOCALE.ALPHABETS.digitTrans,e.Domains_.digit)}}function g(t,e,r,n,o,i,s,l,c){for(let u,p=0;u=c[p];p++){const c=u in l?l[u]:l.default,p=u in 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smartPreferences(t,e){const r=c.getLocalePreferences()[e];if(!r)return[];const n=t.explorers.speech,i=c.relevantPreferences(n.walker.getFocus().getSemanticPrimary()),s=o.DOMAIN_TO_STYLES.clearspeak;return[{type:"radio",content:"No Preferences",id:"clearspeak-default",variable:"speechRules"},{type:"radio",content:"Current Preferences",id:"clearspeak-"+s,variable:"speechRules"},{type:"rule"},{type:"label",content:"Preferences for "+i},{type:"rule"}].concat(r[i].map((function(t){const e=t.split("_");return{type:"radio",content:e[1],id:"clearspeak-"+c.addPreference(s,e[0],e[1]),variable:"speechRules"}})))}static relevantPreferences(t){const e=d[t.type];return e&&(e[t.role]||e[""])||"ImpliedTimes"}static findPreference(t,e){if("default"===t)return c.AUTO;return c.fromPreference(t)[e]||c.AUTO}static addPreference(t,e,r){if("default"===t)return e+"_"+r;const n=c.fromPreference(t);return n[e]=r,c.toPreference(n)}static getLocalePreferences_(t){const e={};for(const r in 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p extends s.DefaultComparator{constructor(t,e){super(t,e),this.preference=t instanceof c?t.preference:{}}match(t){if(!(t instanceof c))return super.match(t);if("default"===t.getComponents()[s.Axis.STYLE])return!0;const e=Object.keys(t.preference);for(let r,n=0;r=e[n];n++)if(this.preference[r]!==t.preference[r])return!1;return!0}compare(t,e){const r=super.compare(t,e);if(0!==r)return r;const n=t instanceof c,o=e instanceof c;if(!n&&o)return 1;if(n&&!o)return-1;if(!n&&!o)return 0;const i=Object.keys(t.preference).length,s=Object.keys(e.preference).length;return i>s?-1:i<s?1:0}}e.Comparator=p;class h extends s.DynamicCstrParser{constructor(){super([s.Axis.LOCALE,s.Axis.MODALITY,s.Axis.DOMAIN,s.Axis.STYLE])}parse(t){const e=super.parse(t);let r=e.getValue(s.Axis.STYLE);const n=e.getValue(s.Axis.LOCALE),o=e.getValue(s.Axis.MODALITY);let a={};return r!==i.DynamicCstr.DEFAULT_VALUE&&(a=this.fromPreference(r),r=this.toPreference(a)),new c({locale:n,modality:o,domain:"clearspeak",style:r},a)}fromPreference(t){return c.fromPreference(t)}toPreference(t){return c.toPreference(t)}}e.Parser=h;const f=[["AbsoluteValue","fenced","neutral","metric"],["Bar","overscore","overaccent"],["Caps","identifier","latinletter"],["CombinationPermutation","appl","unknown"],["Ellipses","punctuation","ellipsis"],["Exponent","superscript",""],["Fraction","fraction",""],["Functions","appl","simple function"],["ImpliedTimes","operator","implicit"],["Log","appl","prefix 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n=r(1676),o=r(365),i=r(9912),s=r(1378),a=r(8437),l=r(7283);e.ClearspeakRules=function(){l.addStore(n.DynamicCstr.BASE_LOCALE+".speech.clearspeak","",{CTFpauseSeparator:o.pauseSeparator,CTFnodeCounter:i.nodeCounter,CTFcontentIterator:o.contentIterator,CSFvulgarFraction:a.vulgarFraction,CQFvulgarFractionSmall:i.isSmallVulgarFraction,CQFcellsSimple:i.allCellsSimple,CSFordinalExponent:i.ordinalExponent,CSFwordOrdinal:i.wordOrdinal,CQFmatchingFences:i.matchingFences,CSFnestingDepth:i.nestingDepth,CQFfencedArguments:i.fencedArguments,CQFsimpleArguments:i.simpleArguments,CQFspaceoutNumber:s.spaceoutNumber})}},9912:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.wordOrdinal=e.layoutFactor_=e.fencedFactor_=e.simpleFactor_=e.simpleArguments=e.fencedArguments=e.insertNesting=e.matchingFences=e.nestingDepth=e.NESTING_DEPTH=e.ordinalExponent=e.allTextLastContent_=e.isUnitExpression=e.isSmallVulgarFraction=e.allCellsSimple=e.allIndices_=e.isInteger_=e.simpleCell_=e.simpleNode=e.hasPreference=e.isSimpleFraction_=e.isSimpleNumber_=e.isNumber_=e.isLetter_=e.isSimple_=e.isSimpleLetters_=e.isSimpleDegree_=e.isSimpleNegative_=e.isSimpleFunction_=e.isSimpleExpression=e.nodeCounter=void 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l.concat(c&&u&&"space"===a.getAttribute("role")?[n.AuditoryDescription.create({text:"\u2800"},{})]:[])}}},8437:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.ordinalPosition=e.vulgarFraction=e.wordCounter=e.ordinalCounter=void 0;const n=r(9536),o=r(5740),i=r(4356),s=r(4977);e.ordinalCounter=function(t,e){let r=0;return function(){return i.LOCALE.NUMBERS.numericOrdinal(++r)+" "+e}},e.wordCounter=function(t,e){let r=0;return function(){return i.LOCALE.NUMBERS.numberToOrdinal(++r,!1)+" "+e}},e.vulgarFraction=function(t){const e=(0,s.convertVulgarFraction)(t,i.LOCALE.MESSAGES.MS.FRAC_OVER);return e.convertible&&e.enumerator&&e.denominator?[new n.Span(i.LOCALE.NUMBERS.numberToWords(e.enumerator),{extid:t.childNodes[0].childNodes[0].getAttribute("extid"),separator:""}),new n.Span(i.LOCALE.NUMBERS.vulgarSep,{separator:""}),new n.Span(i.LOCALE.NUMBERS.numberToOrdinal(e.denominator,1!==e.enumerator),{extid:t.childNodes[0].childNodes[1].getAttribute("extid")})]:[new 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g.RebuildStree(this.getXml()),this.rootId=this.rebuilt_.stree.root.id.toString(),this.generator.setRebuilt(this.rebuilt_),this.skeleton=h.SemanticSkeleton.fromTree(this.rebuilt_.stree),this.skeleton.populate(),this.focus_=this.singletonFocus(this.rootId),this.levels=this.initLevels(),d.connectMactions(this.node,this.getXml(),this.rebuilt_.xml)}previousLevel(){const t=this.getFocus().getDomPrimary();return t?v.getAttribute(t,c.Attribute.PARENT):this.getFocus().getSemanticPrimary().parent.id.toString()}nextLevel(){const t=this.getFocus().getDomPrimary();let e,r;if(t){e=v.splitAttribute(v.getAttribute(t,c.Attribute.CHILDREN)),r=v.splitAttribute(v.getAttribute(t,c.Attribute.CONTENT));const n=v.getAttribute(t,c.Attribute.TYPE),o=v.getAttribute(t,c.Attribute.ROLE);return this.combineContentChildren(n,o,r,e)}const n=t=>t.id.toString(),o=this.getRebuilt().nodeDict[this.primaryId()];return e=o.childNodes.map(n),r=o.contentNodes.map(n),0===e.length?[]:this.combineContentChildren(o.type,o.role,r,e)}singletonFocus(t){this.getRebuilt();const e=this.retrieveVisuals(t);return this.focusFromId(t,e)}retrieveVisuals(t){if(!this.skeleton)return[t];const e=parseInt(t,10),r=this.skeleton.subtreeNodes(e);if(!r.length)return[t];r.unshift(e);const n={},o=[];_.updateEvaluator(this.getXml());for(const t of r)n[t]||(o.push(t.toString()),n[t]=!0,this.subtreeIds(t,n));return o}subtreeIds(t,e){const r=_.evalXPath(`//*[@data-semantic-id="${t}"]`,this.getXml());_.evalXPath("*//@data-semantic-id",r[0]).forEach((t=>e[parseInt(t.textContent,10)]=!0))}focusFromId(t,e){return y.Focus.factory(t,e,this.getRebuilt(),this.node)}summary(){return this.moved=this.isSpeech()?b.WalkerMoves.SUMMARY:b.WalkerMoves.REPEAT,this.getFocus().clone()}detail(){return this.moved=this.isSpeech()?b.WalkerMoves.DETAIL:b.WalkerMoves.REPEAT,this.getFocus().clone()}specialMove(){return null}virtualize(t){return this.cursors.push({focus:this.getFocus(),levels:this.levels,undo:t||!this.cursors.length}),this.levels=this.levels.clone(),this.getFocus().clone()}previous(){const t=this.cursors.pop();return t?(this.levels=t.levels,t.focus):this.getFocus()}undo(){let t;do{t=this.cursors.pop()}while(t&&!t.undo);return t?(this.levels=t.levels,t.focus):this.getFocus()}update(t){this.generator.setOptions(t),(0,a.setup)(t).then((()=>f.generator("Tree").getSpeech(this.node,this.getXml())))}nextRules(){const t=this.generator.getOptions();return"speech"!==t.modality?this.getFocus():(s.DOMAIN_TO_STYLES[t.domain]=t.style,t.domain="mathspeak"===t.domain?"clearspeak":"mathspeak",t.style=s.DOMAIN_TO_STYLES[t.domain],this.update(t),this.moved=b.WalkerMoves.REPEAT,this.getFocus().clone())}nextStyle(t,e){if("mathspeak"===t){const t=["default","brief","sbrief"],r=t.indexOf(e);return-1===r?e:r>=t.length-1?t[0]:t[r+1]}if("clearspeak"===t){const t=m.ClearspeakPreferences.getLocalePreferences().en;if(!t)return"default";const r=m.ClearspeakPreferences.relevantPreferences(this.getFocus().getSemanticPrimary()),n=m.ClearspeakPreferences.findPreference(e,r),o=t[r].map((function(t){return t.split("_")[1]})),i=o.indexOf(n);if(-1===i)return e;const s=i>=o.length-1?o[0]:o[i+1];return m.ClearspeakPreferences.addPreference(e,r,s)}return e}previousRules(){const t=this.generator.getOptions();return"speech"!==t.modality?this.getFocus():(t.style=this.nextStyle(t.domain,t.style),this.update(t),this.moved=b.WalkerMoves.REPEAT,this.getFocus().clone())}refocus(){let t,e=this.getFocus();for(;!e.getNodes().length;){t=this.levels.peek();const r=this.up();if(!r)break;this.setFocus(r),e=this.getFocus(!0)}this.levels.push(t),this.setFocus(e)}toggleActive_(){this.active_=!this.active_}mergePrefix_(t,e=[]){const r=this.isSpeech()?this.prefix_():"";r&&t.unshift(r);const n=this.isSpeech()?this.postfix_():"";return n&&t.push(n),o.finalize(o.merge(e.concat(t)))}prefix_(){const t=this.getFocus().getDomNodes(),e=this.getFocus().getSemanticNodes();return t[0]?v.getAttribute(t[0],c.Attribute.PREFIX):d.retrievePrefix(e[0])}postfix_(){const t=this.getFocus().getDomNodes();return t[0]?v.getAttribute(t[0],c.Attribute.POSTFIX):""}depth_(){const t=p.Grammar.getInstance().getParameter("depth");p.Grammar.getInstance().setParameter("depth",!0);const e=this.getFocus().getDomPrimary(),r=this.expandable(e)?u.LOCALE.MESSAGES.navigate.EXPANDABLE:this.collapsible(e)?u.LOCALE.MESSAGES.navigate.COLLAPSIBLE:"",i=u.LOCALE.MESSAGES.navigate.LEVEL+" "+this.getDepth(),s=this.getFocus().getSemanticNodes(),a=d.retrievePrefix(s[0]),l=[new n.AuditoryDescription({text:i,personality:{}}),new n.AuditoryDescription({text:a,personality:{}}),new n.AuditoryDescription({text:r,personality:{}})];return p.Grammar.getInstance().setParameter("depth",t),o.finalize(o.markup(l))}actionable_(t){const e=null==t?void 0:t.parentNode;return e&&this.highlighter.isMactionNode(e)?e:null}summary_(){const t=this.getFocus().getSemanticPrimary().id.toString(),e=this.getRebuilt().xml.getAttribute("id")===t?this.getRebuilt().xml:i.querySelectorAllByAttrValue(this.getRebuilt().xml,"id",t)[0],r=d.retrieveSummary(e);return this.mergePrefix_([r])}detail_(){const t=this.getFocus().getSemanticPrimary().id.toString(),e=this.getRebuilt().xml.getAttribute("id")===t?this.getRebuilt().xml:i.querySelectorAllByAttrValue(this.getRebuilt().xml,"id",t)[0],r=e.getAttribute("alternative");e.removeAttribute("alternative");const n=d.computeMarkup(e),o=this.mergePrefix_([n]);return e.setAttribute("alternative",r),o}}e.AbstractWalker=S,S.ID_COUNTER=0,S.SRE_ID_ATTR="sre-explorer-id"},162:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.DummyWalker=void 0;const n=r(3284);class o extends n.AbstractWalker{up(){return null}down(){return null}left(){return null}right(){return null}repeat(){return null}depth(){return null}home(){return null}getDepth(){return 0}initLevels(){return null}combineContentChildren(t,e,r,n){return[]}findFocusOnLevel(t){return null}}e.DummyWalker=o},7730:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.Focus=void 0;const n=r(1204);class o{constructor(t,e){this.nodes=t,this.primary=e,this.domNodes=[],this.domPrimary_=null,this.allNodes=[]}static factory(t,e,r,i){const s=t=>n.getBySemanticId(i,t),a=r.nodeDict,l=s(t),c=e.map(s),u=e.map((function(t){return a[t]})),p=new o(u,a[t]);return p.domNodes=c,p.domPrimary_=l,p.allNodes=o.generateAllVisibleNodes_(e,c,a,i),p}static generateAllVisibleNodes_(t,e,r,i){const s=t=>n.getBySemanticId(i,t);let a=[];for(let n=0,l=t.length;n<l;n++){if(e[n]){a.push(e[n]);continue}const l=r[t[n]];if(!l)continue;const c=l.childNodes.map((function(t){return t.id.toString()})),u=c.map(s);a=a.concat(o.generateAllVisibleNodes_(c,u,r,i))}return a}getSemanticPrimary(){return this.primary}getSemanticNodes(){return this.nodes}getNodes(){return this.allNodes}getDomNodes(){return this.domNodes}getDomPrimary(){return this.domPrimary_}toString(){return"Primary:"+this.domPrimary_+" Nodes:"+this.domNodes}clone(){const t=new o(this.nodes,this.primary);return t.domNodes=this.domNodes,t.domPrimary_=this.domPrimary_,t.allNodes=this.allNodes,t}}e.Focus=o},9797:function(t,e){Object.defineProperty(e,"__esModule",{value:!0}),e.Levels=void 0;class r{constructor(){this.level_=[]}push(t){this.level_.push(t)}pop(){return this.level_.pop()}peek(){return this.level_[this.level_.length-1]||null}indexOf(t){const e=this.peek();return e?e.indexOf(t):null}find(t){const e=this.peek();if(!e)return null;for(let r=0,n=e.length;r<n;r++)if(t(e[r]))return e[r];return null}get(t){const e=this.peek();return!e||t<0||t>=e.length?null:e[t]}depth(){return this.level_.length}clone(){const t=new r;return t.level_=this.level_.slice(0),t}toString(){let t="";for(let e,r=0;e=this.level_[r];r++)t+="\n"+e.map((function(t){return t.toString()}));return t}}e.Levels=r},1214:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.RebuildStree=void 0;const n=r(5740),o=r(2298),i=r(3588),s=r(6537),a=r(3308),l=r(5656),c=r(7075),u=r(4795),p=r(1204);class h{constructor(t){this.mathml=t,this.factory=new s.SemanticNodeFactory,this.nodeDict={},this.mmlRoot=p.getSemanticRoot(t),this.streeRoot=this.assembleTree(this.mmlRoot),this.stree=c.SemanticTree.fromNode(this.streeRoot,this.mathml),this.xml=this.stree.xml(),a.default.getInstance().setNodeFactory(this.factory)}static addAttributes(t,e,r){r&&1===e.childNodes.length&&e.childNodes[0].nodeType!==n.NodeType.TEXT_NODE&&u.addAttributes(t,e.childNodes[0]),u.addAttributes(t,e)}static textContent(t,e,r){if(!r&&e.textContent)return void(t.textContent=e.textContent);const n=p.splitAttribute(p.getAttribute(e,o.Attribute.OPERATOR));n.length>1&&(t.textContent=n[1])}static isPunctuated(t){return!l.SemanticSkeleton.simpleCollapseStructure(t)&&t[1]&&l.SemanticSkeleton.contentCollapseStructure(t[1])}getTree(){return this.stree}assembleTree(t){const e=this.makeNode(t),r=p.splitAttribute(p.getAttribute(t,o.Attribute.CHILDREN)),n=p.splitAttribute(p.getAttribute(t,o.Attribute.CONTENT));if(h.addAttributes(e,t,!(r.length||n.length)),0===n.length&&0===r.length)return h.textContent(e,t),e;if(n.length>0){const t=p.getBySemanticId(this.mathml,n[0]);t&&h.textContent(e,t,!0)}e.contentNodes=n.map((t=>this.setParent(t,e))),e.childNodes=r.map((t=>this.setParent(t,e)));const i=p.getAttribute(t,o.Attribute.COLLAPSED);return i?this.postProcess(e,i):e}makeNode(t){const e=p.getAttribute(t,o.Attribute.TYPE),r=p.getAttribute(t,o.Attribute.ROLE),n=p.getAttribute(t,o.Attribute.FONT),i=p.getAttribute(t,o.Attribute.ANNOTATION)||"",s=p.getAttribute(t,o.Attribute.ID),a=p.getAttribute(t,o.Attribute.EMBELLISHED),l=p.getAttribute(t,o.Attribute.FENCEPOINTER),c=this.createNode(parseInt(s,10));return c.type=e,c.role=r,c.font=n||"unknown",c.parseAnnotation(i),l&&(c.fencePointer=l),a&&(c.embellished=a),c}makePunctuation(t){const e=this.createNode(t);return e.updateContent((0,i.invisibleComma)()),e.role="dummy",e}makePunctuated(t,e,r){const n=this.createNode(e[0]);n.type="punctuated",n.embellished=t.embellished,n.fencePointer=t.fencePointer,n.role=r;const o=e.splice(1,1)[0].slice(1);n.contentNodes=o.map(this.makePunctuation.bind(this)),this.collapsedChildren_(e)}makeEmpty(t,e,r){const n=this.createNode(e);n.type="empty",n.embellished=t.embellished,n.fencePointer=t.fencePointer,n.role=r}makeIndex(t,e,r){if(h.isPunctuated(e))return this.makePunctuated(t,e,r),void(e=e[0]);l.SemanticSkeleton.simpleCollapseStructure(e)&&!this.nodeDict[e.toString()]&&this.makeEmpty(t,e,r)}postProcess(t,e){const r=l.SemanticSkeleton.fromString(e).array;if("subsup"===t.type){const e=this.createNode(r[1][0]);return e.type="subscript",e.role="subsup",t.type="superscript",e.embellished=t.embellished,e.fencePointer=t.fencePointer,this.makeIndex(t,r[1][2],"rightsub"),this.makeIndex(t,r[2],"rightsuper"),this.collapsedChildren_(r),t}if("subscript"===t.type)return this.makeIndex(t,r[2],"rightsub"),this.collapsedChildren_(r),t;if("superscript"===t.type)return this.makeIndex(t,r[2],"rightsuper"),this.collapsedChildren_(r),t;if("tensor"===t.type)return this.makeIndex(t,r[2],"leftsub"),this.makeIndex(t,r[3],"leftsuper"),this.makeIndex(t,r[4],"rightsub"),this.makeIndex(t,r[5],"rightsuper"),this.collapsedChildren_(r),t;if("punctuated"===t.type){if(h.isPunctuated(r)){const e=r.splice(1,1)[0].slice(1);t.contentNodes=e.map(this.makePunctuation.bind(this))}return t}if("underover"===t.type){const e=this.createNode(r[1][0]);return"overaccent"===t.childNodes[1].role?(e.type="overscore",t.type="underscore"):(e.type="underscore",t.type="overscore"),e.role="underover",e.embellished=t.embellished,e.fencePointer=t.fencePointer,this.collapsedChildren_(r),t}return t}createNode(t){const e=this.factory.makeNode(t);return this.nodeDict[t.toString()]=e,e}collapsedChildren_(t){const e=t=>{const r=this.nodeDict[t[0]];r.childNodes=[];for(let n=1,o=t.length;n<o;n++){const o=t[n];r.childNodes.push(l.SemanticSkeleton.simpleCollapseStructure(o)?this.nodeDict[o]:e(o))}return r};e(t)}setParent(t,e){const r=p.getBySemanticId(this.mathml,t),n=this.assembleTree(r);return n.parent=e,n}}e.RebuildStree=h},6295:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.SemanticWalker=void 0;const n=r(3284),o=r(9797);class i extends n.AbstractWalker{constructor(t,e,r,n){super(t,e,r,n),this.node=t,this.generator=e,this.highlighter=r,this.levels=null,this.restoreState()}initLevels(){const t=new o.Levels;return t.push([this.getFocus()]),t}up(){super.up();const t=this.previousLevel();if(!t)return null;this.levels.pop();return this.levels.find((function(e){return e.getSemanticNodes().some((function(e){return e.id.toString()===t}))}))}down(){super.down();const t=this.nextLevel();return 0===t.length?null:(this.levels.push(t),t[0])}combineContentChildren(t,e,r,n){switch(t){case"relseq":case"infixop":case"multirel":return this.makePairList(n,r);case"prefixop":return[this.focusFromId(n[0],r.concat(n))];case"postfixop":return[this.focusFromId(n[0],n.concat(r))];case"matrix":case"vector":case"fenced":return[this.focusFromId(n[0],[r[0],n[0],r[1]])];case"cases":return[this.focusFromId(n[0],[r[0],n[0]])];case"punctuated":return"text"===e?n.map(this.singletonFocus.bind(this)):n.length===r.length?r.map(this.singletonFocus.bind(this)):this.combinePunctuations(n,r,[],[]);case"appl":return[this.focusFromId(n[0],[n[0],r[0]]),this.singletonFocus(n[1])];case"root":return[this.singletonFocus(n[1]),this.singletonFocus(n[0])];default:return n.map(this.singletonFocus.bind(this))}}combinePunctuations(t,e,r,n){if(0===t.length)return n;const o=t.shift(),i=e.shift();return o===i?(r.push(i),this.combinePunctuations(t,e,r,n)):(e.unshift(i),r.push(o),t.length===e.length?(n.push(this.focusFromId(o,r.concat(e))),n):(n.push(this.focusFromId(o,r)),this.combinePunctuations(t,e,[],n)))}makePairList(t,e){if(0===t.length)return[];if(1===t.length)return[this.singletonFocus(t[0])];const r=[this.singletonFocus(t.shift())];for(let n=0,o=t.length;n<o;n++)r.push(this.focusFromId(t[n],[e[n],t[n]]));return r}left(){super.left();const t=this.levels.indexOf(this.getFocus());if(null===t)return null;const e=this.levels.get(t-1);return e||null}right(){super.right();const t=this.levels.indexOf(this.getFocus());if(null===t)return null;const e=this.levels.get(t+1);return e||null}findFocusOnLevel(t){return this.levels.find((e=>e.getSemanticPrimary().id===t))}}e.SemanticWalker=i},9806:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.SyntaxWalker=void 0;const n=r(707),o=r(3284),i=r(9797);class s extends o.AbstractWalker{constructor(t,e,r,n){super(t,e,r,n),this.node=t,this.generator=e,this.highlighter=r,this.levels=null,this.restoreState()}initLevels(){const t=new i.Levels;return t.push([this.primaryId()]),t}up(){super.up();const t=this.previousLevel();return t?(this.levels.pop(),this.singletonFocus(t)):null}down(){super.down();const t=this.nextLevel();if(0===t.length)return null;const e=this.singletonFocus(t[0]);return e&&this.levels.push(t),e}combineContentChildren(t,e,r,o){switch(t){case"relseq":case"infixop":case"multirel":return(0,n.interleaveLists)(o,r);case"prefixop":return r.concat(o);case"postfixop":return o.concat(r);case"matrix":case"vector":case"fenced":return o.unshift(r[0]),o.push(r[1]),o;case"cases":return o.unshift(r[0]),o;case"punctuated":return"text"===e?(0,n.interleaveLists)(o,r):o;case"appl":return[o[0],r[0],o[1]];case"root":return[o[1],o[0]];default:return o}}left(){super.left();const t=this.levels.indexOf(this.primaryId());if(null===t)return null;const e=this.levels.get(t-1);return e?this.singletonFocus(e):null}right(){super.right();const t=this.levels.indexOf(this.primaryId());if(null===t)return null;const e=this.levels.get(t+1);return e?this.singletonFocus(e):null}findFocusOnLevel(t){return this.singletonFocus(t.toString())}focusDomNodes(){return[this.getFocus().getDomPrimary()]}focusSemanticNodes(){return[this.getFocus().getSemanticPrimary()]}}e.SyntaxWalker=s},1799:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.TableWalker=void 0;const n=r(5740),o=r(8496),i=r(9806),s=r(179);class a extends i.SyntaxWalker{constructor(t,e,r,n){super(t,e,r,n),this.node=t,this.generator=e,this.highlighter=r,this.firstJump=null,this.key_=null,this.row_=0,this.currentTable_=null,this.keyMapping.set(o.KeyCode.ZERO,this.jumpCell.bind(this)),this.keyMapping.set(o.KeyCode.ONE,this.jumpCell.bind(this)),this.keyMapping.set(o.KeyCode.TWO,this.jumpCell.bind(this)),this.keyMapping.set(o.KeyCode.THREE,this.jumpCell.bind(this)),this.keyMapping.set(o.KeyCode.FOUR,this.jumpCell.bind(this)),this.keyMapping.set(o.KeyCode.FIVE,this.jumpCell.bind(this)),this.keyMapping.set(o.KeyCode.SIX,this.jumpCell.bind(this)),this.keyMapping.set(o.KeyCode.SEVEN,this.jumpCell.bind(this)),this.keyMapping.set(o.KeyCode.EIGHT,this.jumpCell.bind(this)),this.keyMapping.set(o.KeyCode.NINE,this.jumpCell.bind(this))}move(t){this.key_=t;const e=super.move(t);return this.modifier=!1,e}up(){return this.moved=s.WalkerMoves.UP,this.eligibleCell_()?this.verticalMove_(!1):super.up()}down(){return this.moved=s.WalkerMoves.DOWN,this.eligibleCell_()?this.verticalMove_(!0):super.down()}jumpCell(){if(!this.isInTable_()||null===this.key_)return this.getFocus();if(this.moved===s.WalkerMoves.ROW){this.moved=s.WalkerMoves.CELL;const t=this.key_-o.KeyCode.ZERO;return this.isLegalJump_(this.row_,t)?this.jumpCell_(this.row_,t):this.getFocus()}const t=this.key_-o.KeyCode.ZERO;return t>this.currentTable_.childNodes.length?this.getFocus():(this.row_=t,this.moved=s.WalkerMoves.ROW,this.getFocus().clone())}undo(){const t=super.undo();return t===this.firstJump&&(this.firstJump=null),t}eligibleCell_(){const t=this.getFocus().getSemanticPrimary();return this.modifier&&"cell"===t.type&&-1!==a.ELIGIBLE_CELL_ROLES.indexOf(t.role)}verticalMove_(t){const e=this.previousLevel();if(!e)return null;const r=this.getFocus(),n=this.levels.indexOf(this.primaryId()),o=this.levels.pop(),i=this.levels.indexOf(e),s=this.levels.get(t?i+1:i-1);if(!s)return this.levels.push(o),null;this.setFocus(this.singletonFocus(s));const a=this.nextLevel();return a[n]?(this.levels.push(a),this.singletonFocus(a[n])):(this.setFocus(r),this.levels.push(o),null)}jumpCell_(t,e){this.firstJump?this.virtualize(!1):(this.firstJump=this.getFocus(),this.virtualize(!0));const r=this.currentTable_.id.toString();let n;do{n=this.levels.pop()}while(-1===n.indexOf(r));this.levels.push(n),this.setFocus(this.singletonFocus(r)),this.levels.push(this.nextLevel());const o=this.currentTable_.childNodes[t-1];return this.setFocus(this.singletonFocus(o.id.toString())),this.levels.push(this.nextLevel()),this.singletonFocus(o.childNodes[e-1].id.toString())}isLegalJump_(t,e){const r=n.querySelectorAllByAttrValue(this.getRebuilt().xml,"id",this.currentTable_.id.toString())[0];if(!r||r.hasAttribute("alternative"))return!1;const o=this.currentTable_.childNodes[t-1];if(!o)return!1;const i=n.querySelectorAllByAttrValue(r,"id",o.id.toString())[0];return!(!i||i.hasAttribute("alternative"))&&!(!o||!o.childNodes[e-1])}isInTable_(){let t=this.getFocus().getSemanticPrimary();for(;t;){if(-1!==a.ELIGIBLE_TABLE_TYPES.indexOf(t.type))return this.currentTable_=t,!0;t=t.parent}return!1}}e.TableWalker=a,a.ELIGIBLE_CELL_ROLES=["determinant","rowvector","binomial","squarematrix","multiline","matrix","vector","cases","table"],a.ELIGIBLE_TABLE_TYPES=["multiline","matrix","vector","cases","table"]},179:function(t,e){Object.defineProperty(e,"__esModule",{value:!0}),e.WalkerState=e.WalkerMoves=void 0,function(t){t.UP="up",t.DOWN="down",t.LEFT="left",t.RIGHT="right",t.REPEAT="repeat",t.DEPTH="depth",t.ENTER="enter",t.EXPAND="expand",t.HOME="home",t.SUMMARY="summary",t.DETAIL="detail",t.ROW="row",t.CELL="cell"}(e.WalkerMoves||(e.WalkerMoves={}));class r{static resetState(t){delete r.STATE[t]}static setState(t,e){r.STATE[t]=e}static getState(t){return r.STATE[t]}}e.WalkerState=r,r.STATE={}},3362:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.walkerMapping_=e.walker=void 0;const n=r(162),o=r(6295),i=r(9806),s=r(1799);e.walker=function(t,r,n,o,i){return(e.walkerMapping_[t.toLowerCase()]||e.walkerMapping_.dummy)(r,n,o,i)},e.walkerMapping_={dummy:(t,e,r,o)=>new n.DummyWalker(t,e,r,o),semantic:(t,e,r,n)=>new o.SemanticWalker(t,e,r,n),syntax:(t,e,r,n)=>new i.SyntaxWalker(t,e,r,n),table:(t,e,r,n)=>new s.TableWalker(t,e,r,n)}},1204:function(t,e,r){Object.defineProperty(e,"__esModule",{value:!0}),e.getBySemanticId=e.getSemanticRoot=e.getAttribute=e.splitAttribute=void 0;const n=r(5740),o=r(2298);e.splitAttribute=function(t){return t?t.split(/,/):[]},e.getAttribute=function(t,e){return t.getAttribute(e)},e.getSemanticRoot=function(t){if(t.hasAttribute(o.Attribute.TYPE)&&!t.hasAttribute(o.Attribute.PARENT))return t;const e=n.querySelectorAllByAttr(t,o.Attribute.TYPE);for(let 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 \ No newline at end of file
@@ -197,6 +197,26 @@ ul {
   }
 }
  
+.screenshot-box {
+  width: 400px;
+
+  .screenshot {
+    width: 100%;
+    box-shadow: none;
+    border: none;
+    height: 300px;
+  }
+
+  .screenshot-img {
+    display: block;
+    width: auto;
+    max-width: 100%;
+    margin: 0 auto;
+    margin-bottom: 10px;
+  }
+}
+
+
 @media screen and (max-width: 1500px) {
   .answer-box {
     .answer-s {
+export default 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抗元","value":"元灭南宋和文天祥抗元"}]},{"label":"元朝的统治","value":"元朝的统治","children":[{"label":"元巩固统一的措施","value":"元巩固统一的措施","children":[{"label":"行省制度","value":"行省制度"},{"label":"御史台","value":"御史台"},{"label":"枢密院","value":"枢密院"}]},{"label":"元朝的疆域和民族交融","value":"元朝的疆域和民族交融","children":[{"label":"澎湖巡检司","value":"澎湖巡检司"}]},{"label":"元朝社会经济的发展","value":"元朝社会经济的发展","children":[{"label":"黄道婆","value":"黄道婆"}]},{"label":"元末农民起义和元朝的灭亡","value":"元末农民起义和元朝的灭亡"}]},{"label":"宋元时期的都市与文化","value":"宋元时期的都市与文化","children":[{"label":"宋代的社会生活","value":"宋代的社会生活","children":[{"label":"早市和夜市","value":"早市和夜市"},{"label":"草市","value":"草市"},{"label":"瓦子","value":"瓦子"}]},{"label":"宋词和元曲","value":"宋词和元曲","children":[{"label":"苏轼","value":"苏轼"},{"label":"李清照","value":"李清照"},{"label":"辛弃疾","value":"辛弃疾"}]},{"label":"宋元的绘画艺术成就","value":"宋元的绘画艺术成就"},{"label":"司马光和《资治通鉴》","value":"司马光和《资治通鉴》"}]},{"label":"宋元时期的科技与中外交通","value":"宋元时期的科技与中外交通","children":[{"label":"活字印刷术的发明","value":"活字印刷术的发明"},{"label":"指南针和火药的应用和外传","value":"指南针和火药的应用和外传"},{"label":"四大发明对世界文明发展的贡献","value":"四大发明对世界文明发展的贡献"},{"label":"海上丝绸之路","value":"海上丝绸之路"}]}]},{"label":"明清时期（至鸦片战争前）","value":"明清时期（至鸦片战争前）","children":[{"label":"明朝的建立","value":"明朝的建立"},{"label":"明朝皇权强化与八股取士","value":"明朝皇权强化与八股取士","children":[{"label":"三司","value":"三司"},{"label":"五军都督府","value":"五军都督府"},{"label":"锦衣卫","value":"锦衣卫"},{"label":"东厂","value":"东厂"},{"label":"八股文","value":"八股文"}]},{"label":"明朝的对外关系","value":"明朝的对外关系","children":[{"label":"郑和下西洋","value":"郑和下西洋"},{"label":"外国贡使朝贡制度","value":"外国贡使朝贡制度"},{"label":"戚继光抗倭","value":"戚继光抗倭"},{"label":"葡萄牙攫取在澳门的居住权","value":"葡萄牙攫取在澳门的居住权"}]},{"label":"明朝三部科学巨著","value":"明朝三部科学巨著","children":[{"label":"本草纲目","value":"本草纲目"},{"label":"天工开物","value":"天工开物"},{"label":"农政全书","value":"农政全书"}]},{"label":"明末社会动荡，李自成起义推翻明朝","value":"明末社会动荡，李自成起义推翻明朝"},{"label":"清朝的统治及疆域图","value":"清朝的统治及疆域图","children":[{"label":"满洲的兴起和清朝的建立","value":"满洲的兴起和清朝的建立"},{"label":"册封达赖、班禅与设置驻藏大臣","value":"册封达赖、班禅与设置驻藏大臣"},{"label":"雅克萨之战与《尼布楚条约》","value":"雅克萨之战与《尼布楚条约》"},{"label":"平定三藩叛乱","value":"平定三藩叛乱"},{"label":"平定准噶尔分裂势力","value":"平定准噶尔分裂势力"},{"label":"平定大、小和卓叛乱和设置伊犁将军","value":"平定大、小和卓叛乱和设置伊犁将军"},{"label":"土尔扈特部回归祖国","value":"土尔扈特部回归祖国"},{"label":"清朝前期社会经济的发展","value":"清朝前期社会经济的发展"},{"label":"传教士与《大清时宪历》","value":"传教士与《大清时宪历》"},{"label":"郑成功收复台湾","value":"郑成功收复台湾"},{"label":"清朝在台湾的建制","value":"清朝在台湾的建制"}]},{"label":"清朝君主集权强化的主要措施","value":"清朝君主集权强化的主要措施","children":[{"label":"军机处","value":"军机处"},{"label":"清朝文字狱与文化专制政策","value":"清朝文字狱与文化专制政策"},{"label":"清朝日趋腐败的社会","value":"清朝日趋腐败的社会"},{"label":"闭关锁国政策","value":"闭关锁国政策"}]},{"label":"明清经济的发展","value":"明清经济的发展"},{"label":"明清科技的成就及影响","value":"明清科技的成就及影响"},{"label":"明清文学成就和特色","value":"明清文学成就和特色","children":[{"label":"四库全书","value":"四库全书"},{"label":"四大名著","value":"四大名著"}]},{"label":"明清的艺术成就","value":"明清的艺术成就"},{"label":"北京紫禁城和明长城","value":"北京紫禁城和明长城"},{"label":"中国早期资本主义萌芽的出现","value":"中国早期资本主义萌芽的出现"},{"label":"中国古代史综合题","value":"中国古代史综合题"}]}]},{"label":"中国近代史","value":"中国近代史","children":[{"label":"晚清时期的内忧外患和救亡图存","value":"晚清时期的内忧外患和救亡图存","children":[{"label":"鸦片战争和《南京条约》","value":"鸦片战争和《南京条约》","children":[{"label":"林则徐虎门销烟","value":"林则徐虎门销烟"}]},{"label":"第二次鸦片战争","value":"第二次鸦片战争","children":[{"label":"亚罗号事件","value":"亚罗号事件"},{"label":"马神甫事件","value":"马神甫事件"},{"label":"《天津条约》","value":"《天津条约》"}]},{"label":"英法联军火烧圆明园","value":"英法联军火烧圆明园"},{"label":"《北京条约》","value":"《北京条约》"},{"label":"俄国侵占我国大片领土","value":"俄国侵占我国大片领土","children":[{"label":"《瑷珲条约》","value":"《瑷珲条约》"}]},{"label":"边疆危机","value":"边疆危机","children":[{"label":"左宗棠收复新疆","value":"左宗棠收复新疆"}]},{"label":"太平天国运动","value":"太平天国运动","children":[{"label":"洪秀全","value":"洪秀全"},{"label":"金田起义","value":"金田起义"},{"label":"定都天京","value":"定都天京"},{"label":"《天朝田亩制度》","value":"《天朝田亩制度》"},{"label":"天京陷落","value":"天京陷落"}]},{"label":"洋务运动","value":"洋务运动","children":[{"label":"洋务派","value":"洋务派"},{"label":"曾国藩","value":"曾国藩"},{"label":"李鸿章","value":"李鸿章"},{"label":"左宗棠","value":"左宗棠"},{"label":"张之洞","value":"张之洞"},{"label":"安庆内军械所","value":"安庆内军械所"},{"label":"江南制造总局","value":"江南制造总局"},{"label":"福州船政局","value":"福州船政局"},{"label":"轮船招商局","value":"轮船招商局"},{"label":"汉阳铁厂","value":"汉阳铁厂"},{"label":"湖北织布局","value":"湖北织布局"},{"label":"京师同文馆","value":"京师同文馆"}]},{"label":"甲午中日战争","value":"甲午中日战争","children":[{"label":"《马关条约》","value":"《马关条约》"}]},{"label":"戊戌变法","value":"戊戌变法","children":[{"label":"康有为","value":"康有为"},{"label":"公车上书","value":"公车上书"},{"label":"《时务报》","value":"《时务报》"},{"label":"戊戌政变","value":"戊戌政变"},{"label":"维新派和洋务派","value":"维新派和洋务派"}]},{"label":"八国联军侵华与《辛丑条约》","value":"八国联军侵华与《辛丑条约》","children":[{"label":"义和团运动","value":"义和团运动"},{"label":"《辛丑条约》","value":"《辛丑条约》"},{"label":"中国半殖民地半封建社会的形成","value":"中国半殖民地半封建社会的形成"},{"label":"八国联军侵华战争","value":"八国联军侵华战争"}]},{"label":"革命先行者孙中山","value":"革命先行者孙中山","children":[{"label":"兴中会","value":"兴中会"},{"label":"同盟会与三民主义","value":"同盟会与三民主义"},{"label":"民报","value":"民报"}]}]},{"label":"辛亥革命与中华民国的建立","value":"辛亥革命与中华民国的建立","children":[{"label":"革命志士的奋斗","value":"革命志士的奋斗","childr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响","value":"生物对环境的适应和影响"},{"label":"生物生存的基本条件","value":"生物生存的基本条件"},{"label":"生物和生物之间有密切的联系","value":"生物和生物之间有密切的联系"},{"label":"人类活动对环境的影响","value":"人类活动对环境的影响"},{"label":"探究环境污染对生物的影响","value":"探究环境污染对生物的影响"},{"label":"观察蜗牛的生物特征","value":"观察蜗牛的生物特征"}]},{"label":"人的健康","value":"人的健康","children":[{"label":"健康的概念","value":"健康的概念"},{"label":"调节情绪的方法","value":"调节情绪的方法"},{"label":"生活方式对健康的影响","value":"生活方式对健康的影响"},{"label":"常见的寄生虫病、细菌性传染病（包括淋病）","value":"常见的寄生虫病、细菌性传染病（包括淋病）"},{"label":"常见的病毒性传染病（包括艾滋病）","value":"常见的病毒性传染病（包括艾滋病）"},{"label":"病原体与传染病的病因","value":"病原体与传染病的病因"},{"label":"传染病流行的基本环节","value":"传染病流行的基本环节"},{"label":"传染病的预防措施","value":"传染病的预防措施"},{"label":"抗体和抗原","value":"抗体和抗原"},{"label":"人体的免疫功能","value":"人体的免疫功能"},{"label":"人体特异性免疫和非特异性免疫","value":"人体特异性免疫和非特异性免疫"},{"label":"计划免疫及其意义","value":"计划免疫及其意义"},{"label":"传染病的特点与分类","value":"传染病的特点与分类"},{"label":"艾滋病的特征及其危害","value":"艾滋病的特征及其危害"},{"label":"心血管疾病的危害和保健","value":"心血管疾病的危害和保健"},{"label":"呼吸系统疾病的危害和保健","value":"呼吸系统疾病的危害和保健"},{"label":"癌症的危害","value":"癌症的危害"},{"label":"酗酒对人体健康的危害","value":"酗酒对人体健康的危害"},{"label":"吸烟对人体健康的危害","value":"吸烟对人体健康的危害"},{"label":"毒品的危害与拒绝毒品","value":"毒品的危害与拒绝毒品"},{"label":"常用药物的名称和作用","value":"常用药物的名称和作用"},{"label":"安全用药的常识","value":"安全用药的常识"},{"label":"急救的方法","value":"急救的方法"}]}]},{"label":"生命的延续与进化","value":"生命的延续与进化","children":[{"label":"生物的生殖、发育与遗传","value":"生物的生殖、发育与遗传","children":[{"label":"人的生殖和发育","value":"人的生殖和发育","children":[{"label":"人体男性生殖系统的结构和功能","value":"人体男性生殖系统的结构和功能"},{"label":"人体女性生殖系统的结构和功能","value":"人体女性生殖系统的结构和功能"},{"label":"精子和卵细胞","value":"精子和卵细胞"},{"label":"受精与妊娠","value":"受精与妊娠"},{"label":"胚胎的发育和营养","value":"胚胎的发育和营养"},{"label":"人口增长过快的原因及其影响","value":"人口增长过快的原因及其影响"},{"label":"人的生长时期","value":"人的生长时期"},{"label":"青春期的发育特点","value":"青春期的发育特点"},{"label":"青春期的身心变化及其卫生","value":"青春期的身心变化及其卫生"},{"label":"分娩与哺乳的过程","value":"分娩与哺乳的过程"}]},{"label":"动物的生殖和发育","value":"动物的生殖和发育","children":[{"label":"动物生殖方式的多样性","value":"动物生殖方式的多样性"},{"label":"昆虫的生殖和发育过程","value":"昆虫的生殖和发育过程"},{"label":"青蛙的变态发育","value":"青蛙的变态发育"}]},{"label":"植物的生殖和发育","value":"植物的生殖和发育","children":[{"label":"植物的有性生殖","value":"植物的有性生殖"},{"label":"植物的无性生殖","value":"植物的无性生殖"},{"label":"植物的扦插或嫁接","value":"植物的扦插或嫁接"},{"label":"植物的营养生长与生殖生长关系","value":"植物的营养生长与生殖生长关系"},{"label":"有性生殖与无性生殖的区别及应用","value":"有性生殖与无性生殖的区别及应用"}]},{"label":"生物的遗传和变异","value":"生物的遗传和变异","children":[{"label":"生物的遗传和变异现象","value":"生物的遗传和变异现象"},{"label":"细胞核中的遗传信息载体-DNA","value":"细胞核中的遗传信息载体-DNA"},{"label":"生物的性状和相对性状的概念","value":"生物的性状和相对性状的概念"},{"label":"染色体、DNA、基因及其关系","value":"染色体、DNA、基因及其关系"},{"label":"基因在亲子代之间的传递","value":"基因在亲子代之间的传递"},{"label":"染色体的组成和性别遗传","value":"染色体的组成和性别遗传"},{"label":"基因的显性和隐性以及它们与性状表现之间的关系","value":"基因的显性和隐性以及它们与性状表现之间的关系"},{"label":"遗传育种在实践上的应用","value":"遗传育种在实践上的应用"},{"label":"人类主要的遗传疾病","value":"人类主要的遗传疾病"},{"label":"优生优育","value":"优生优育"},{"label":"基因控制生物的性状","value":"基因控制生物的性状"}]}]},{"label":"生物的多样性","value":"生物的多样性","children":[{"label":"生物的分类","value":"生物的分类","children":[{"label":"生物的分类方法和分类单位","value":"生物的分类方法和分类单位"},{"label":"常见的脊椎动物","value":"常见的脊椎动物"},{"label":"常见的无脊椎动物","value":"常见的无脊椎动物"},{"label":"利用检索表来辨认生物","value":"利用检索表来辨认生物"}]},{"label":"细菌、真菌和病毒的分类","value":"细菌、真菌和病毒的分类","children":[{"label":"细菌、真菌等其他生物的分类","value":"细菌、真菌等其他生物的分类"},{"label":"病毒的形态结构及生命活动特点","value":"病毒的形态结构及生命活动特点"},{"label":"菌落及细菌菌落与真菌菌落的区别","value":"菌落及细菌菌落与真菌菌落的区别"},{"label":"细菌的基本形态和结构特点","value":"细菌的基本形态和结构特点"},{"label":"细菌的营养方式和生殖方式","value":"细菌的营养方式和生殖方式"},{"label":"细菌在自然界中的作用及其与人类的关系","value":"细菌在自然界中的作用及其与人类的关系"},{"label":"真菌的形态结构、营养方式和生殖方式的特点","value":"真菌的形态结构、营养方式和生殖方式的特点"},{"label":"真菌在自然界中的作用及其与人类的关系","value":"真菌在自然界中的作用及其与人类的关系"},{"label":"细菌和真菌的区别","value":"细菌和真菌的区别"},{"label":"原核生物和真核生物","value":"原核生物和真核生物"}]},{"label":"植物的分类","value":"植物的分类","children":[{"label":"孢子植物","value":"孢子植物"},{"label":"生长素对植物生长的影响","value":"生长素对植物生长的影响"},{"label":"种子植物","value":"种子植物"},{"label":"植物的分类","value":"植物的分类"}]},{"label":"动物的分类","value":"动物的分类","children":[{"label":"动物的分类","value":"动物的分类"},{"label":"蚯蚓的特征","value":"蚯蚓的特征"},{"label":"哺乳动物的主要特征","value":"哺乳动物的主要特征"},{"label":"昆虫纲的主要特征","value":"昆虫纲的主要特征"},{"label":"节肢动物的主要特征","value":"节肢动物的主要特征"},{"label":"两栖动物的主要特征","value":"两栖动物的主要特征"},{"label":"爬行动物的主要特征","value":"爬行动物的主要特征"},{"label":"陆生动物及其与环境相适应的特征","value":"陆生动物及其与环境相适应的特征"},{"label":"水生动物及其与环境相适应的特征","value":"水生动物及其与环境相适应的特征"},{"label":"鸟类的主要特征及其与环境相适应的特点","value":"鸟类的主要特征及其与环境相适应的特点"}]},{"label":"生物多样性及其保护","value":"生物多样性及其保护","children":[{"label":"生物的多样性的内涵和价值","value":"生物的多样性的内涵和价值"},{"label":"保护生物多样性的措施","value":"保护生物多样性的措施"},{"label":"威胁生物多样性的原因","value":"威胁生物多样性的原因"},{"label":"我国特有的珍稀动植物","value":"我国特有的珍稀动植物"},{"label":"自然保护区","value":"自然保护区"},{"label":"水域环境的保护","value":"水域环境的保护"}]}]},{"label":"生命的起源和生物进化","value":"生命的起源和生物进化","children":[{"label":"地球上生命的起源","value":"地球上生命的起源"},{"label":"原始地球条件","value":"原始地球条件"},{"label":"生物进化的证据-化石","value":"生物进化的证据-化石"},{"label":"生物进化的历程","value":"生物进化的历程"},{"label":"生物进化的原因","value":"生物进化的原因"},{"label"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lue":"常见的生活环境的污染及治理"},{"label":"酸雨及其防治","value":"酸雨及其防治"}]},{"label":"自然资源与能源的综合利用","value":"自然资源与能源的综合利用","children":[{"label":"石油的分馏","value":"石油的分馏"},{"label":"石油的分馏产品和用途","value":"石油的分馏产品和用途"},{"label":"石油的裂化和裂解","value":"石油的裂化和裂解"},{"label":"煤的干馏和综合利用","value":"煤的干馏和综合利用"},{"label":"化石燃料与基本化工原料","value":"化石燃料与基本化工原料"},{"label":"原料与能源的合理利用","value":"原料与能源的合理利用"},{"label":"副产品的综合利用","value":"副产品的综合利用"},{"label":"燃料的充分燃烧","value":"燃料的充分燃烧"},{"label":"化学在解决能源危机中的重要作用","value":"化学在解决能源危机中的重要作用"},{"label":"使用化石燃料的利弊及新能源的开发","value":"使用化石燃料的利弊及新能源的开发"},{"label":"清洁能源","value":"清洁能源"}]},{"label":"化学应用的安全与规则","value":"化学应用的安全与规则","children":[{"label":"化学实验安全及事故处理","value":"化学实验安全及事故处理"}]}]}],"生物":[{"label":"分子与细胞","value":"分子与细胞","children":[{"label":"细胞的分子组成","value":"细胞的分子组成","children":[{"label":"细胞是生命活动的基本单位","value":"细胞是生命活动的基本单位","children":[{"label":"细胞的发现、细胞学说的建立、内容和发展","value":"细胞的发现、细胞学说的建立、内容和发展"},{"label":"生命系统的结构层次","value":"生命系统的结构层次"},{"label":"病毒","value":"病毒"}]}]}]}]}}
 \ No newline at end of file
@@ -286,8 +286,8 @@ export default {
       this.FormQuestionList.some((item, index) => {
         if (this.formAns.endIndex == item.questionIndex) {
           EndIndex = index;
-          return;
         }
+        return this.formAns.endIndex == item.questionIndex
       });
       for (let i = 0; i <= subNum; i++) {
         let correctAnswer = "";
@@ -14,7 +14,7 @@ Mock.mock(
   info: "success",
   status: 0,
   data: {
-    "name": "@cname",
+    "name": "@ctitle",
     "id|+1": 11,
     "questionList": [
       {
@@ -28,16 +28,183 @@ Mock.mock(
         "correctAnswer|1": ["A", "B", "C", "D"],
         "subQuestions": [
           {
-            "questionType|1-4": 1,
+            "questionType": 2,
             "score": 1,
             "partScore": 0,
             "selectNum": 4,
             "answerOptions": "A,B,C,D",
             "correctAnswer|1": ["A", "B", "C", "D"],
-            "screenshot": "xxxx",
+            "screenshot": "./1.html",
+            "knowledge":"数与式#有理数#正数和负数,数与式#有理数#有理数"
+          },
+          {
+            "questionType": 2,
+            "score": 1,
+            "partScore": 0,
+            "selectNum": 4,
+            "answerOptions": "A,B,C,D",
+            "correctAnswer|1": ["A", "B", "C", "D"],
+            "screenshot": "./1.html",
+            "knowledge":"数与式#有理数#正数和负数"
+          },
+          {
+            "questionType": 2,
+            "score": 1,
+            "partScore": 0,
+            "selectNum": 4,
+            "answerOptions": "A,B,C,D",
+            "correctAnswer|1": ["A", "B", "C", "D"],
+            "screenshot": "./1.html",
+          },
+          {
+            "questionType": 2,
+            "score": 1,
+            "partScore": 0,
+            "selectNum": 4,
+            "answerOptions": "A,B,C,D",
+            "correctAnswer|1": ["A", "B", "C", "D"],
+            "screenshot": "./1.html",
+          },
+          {
+            "questionType": 2,
+            "score": 1,
+            "partScore": 0,
+            "selectNum": 4,
+            "answerOptions": "A,B,C,D",
+            "correctAnswer|1": ["A", "B", "C", "D"],
+            "screenshot": "./1.html",
+          },
+          {
+            "questionType": 3,
+            "score": 1,
+            "partScore": 0,
+            "selectNum": 4,
+            "answerOptions": "A,B,C,D",
+            "correctAnswer|1": ["A", "B", "C", "D"],
+            "screenshot": "./1.html",
+          },
+        ]
+      },
+      {
+        "examQuestionId|+1": 0,
+        "questionId|+1": 1,
+        "questionTitle": "@cname",
+        "questionType|1-4": 1,
+        "score|1-2": 1,
+        "partScore|0.5-1": 0.5,
+        "answerOptions": "A,B,C,D",
+        "correctAnswer|1": ["A", "B", "C", "D"],
+        "subQuestions": [
+          {
+            "questionType": 2,
+            "score": 1,
+            "partScore": 0,
+            "selectNum": 4,
+            "answerOptions": "A,B,C,D",
+            "correctAnswer|1": ["A", "B", "C", "D"],
+            "screenshot": "./1.html",
+          },
+          {
+            "questionType": 2,
+            "score": 1,
+            "partScore": 0,
+            "selectNum": 4,
+            "answerOptions": "A,B,C,D",
+            "correctAnswer|1": ["A", "B", "C", "D"],
+            "screenshot": "./1.html",
+          },
+          {
+            "questionType": 2,
+            "score": 1,
+            "partScore": 0,
+            "selectNum": 4,
+            "answerOptions": "A,B,C,D",
+            "correctAnswer|1": ["A", "B", "C", "D"],
+            "screenshot": "./1.html",
+          },
+          {
+            "questionType": 2,
+            "score": 1,
+            "partScore": 0,
+            "selectNum": 4,
+            "answerOptions": "A,B,C,D",
+            "correctAnswer|1": ["A", "B", "C", "D"],
+            "screenshot": "./1.html",
+          },
+          {
+            "questionType": 2,
+            "score": 1,
+            "partScore": 0,
+            "selectNum": 4,
+            "answerOptions": "A,B,C,D",
+            "correctAnswer|1": ["A", "B", "C", "D"],
+            "screenshot": "./1.html",
+          },
+          {
+            "questionType": 3,
+            "score": 1,
+            "partScore": 0,
+            "selectNum": 4,
+            "answerOptions": "A,B,C,D",
+            "correctAnswer|1": ["A", "B", "C", "D"],
+            "screenshot": "./1.html",
+          },
+          {
+            "questionType": 2,
+            "score": 1,
+            "partScore": 0,
+            "selectNum": 4,
+            "answerOptions": "A,B,C,D",
+            "correctAnswer|1": ["A", "B", "C", "D"],
+            "screenshot": "./1.html",
+          },
+          {
+            "questionType": 2,
+            "score": 1,
+            "partScore": 0,
+            "selectNum": 4,
+            "answerOptions": "A,B,C,D",
+            "correctAnswer|1": ["A", "B", "C", "D"],
+            "screenshot": "./1.html",
+          },
+          {
+            "questionType": 2,
+            "score": 1,
+            "partScore": 0,
+            "selectNum": 4,
+            "answerOptions": "A,B,C,D",
+            "correctAnswer|1": ["A", "B", "C", "D"],
+            "screenshot": "./1.html",
+          },
+          {
+            "questionType": 2,
+            "score": 1,
+            "partScore": 0,
+            "selectNum": 4,
+            "answerOptions": "A,B,C,D",
+            "correctAnswer|1": ["A", "B", "C", "D"],
+            "screenshot": "./1.html",
+          },
+          {
+            "questionType": 2,
+            "score": 1,
+            "partScore": 0,
+            "selectNum": 4,
+            "answerOptions": "A,B,C,D",
+            "correctAnswer|1": ["A", "B", "C", "D"],
+            "screenshot": "./1.html",
+          },
+          {
+            "questionType": 2,
+            "score": 1,
+            "partScore": 0,
+            "selectNum": 4,
+            "answerOptions": "A,B,C,D",
+            "correctAnswer|1": ["A", "B", "C", "D"],
+            "screenshot": "./1.html",
           }
         ]
-      }
+      },
     ]
   }
 }
@@ -10,6 +10,7 @@ import HomeMain from &quot;@/views/index/mainIndex&quot;
 const NotFound = () => import("@/views/page404")
 const ExaminationPaper = () => import("@/views/examinationPaper/index")
 const ExaminationPaperAdd = () => import("@/views/examinationPaper/add")
+const ExaminationPaperAddAsk = () => import("@/views/examinationPaper/addAsk")
 const ExaminationPaperEdit = () => import("@/views/examinationPaper/edit")
 const ExaminationPaperRecycle = () => import("@/views/examinationPaper/recycle")
 const ExaminationPaperArchiving = () => import("@/views/examinationPaper/archiving")
@@ -164,6 +165,14 @@ let addrouters = [
         children: []
       },
       {
+        path: "/examinationPaperAddAsk",
+        iconCls: "", // 图标样式class
+        name: "examinationPaperAddAsk",
+        component: ExaminationPaperAddAsk,
+        parent: "examinationPaper",
+        children: []
+      },
+      {
         path: "/examinationPaperEdit",
         iconCls: "", // 图标样式class
         name: "修改答题卡",
@@ -787,6 +796,14 @@ const addroutersPersonal = [
         children: []
       },
       {
+        path: "/examinationPaperAddAsk",
+        iconCls: "", 
+        name: "examinationPaperAddAsk",
+        component: ExaminationPaperAddAsk,
+        parent: "examinationPaper",
+        children: []
+      },
+      {
         path: "/examinationPaperEdit",
         iconCls: "", 
         name: "修改答题卡",
@@ -829,4 +829,12 @@ export function tablePrint(id, title, type = null) {
   awin.document.body.append(aDom);
   awin.print();
   awin.close()
-}
 \ No newline at end of file
+}
+
+export const cNum = ["一", "二", "三", "四", "五", "六", "七", "八", "九", "十", "十一", "十二", "十三", "十四", "十五",
+  "十六",
+  "十七",
+  "十八",
+  "十九",
+  "二十",
+];
 \ No newline at end of file
@@ -420,7 +420,6 @@ export default {
         teacherName: "",
         phone: "",
       },
-      subjectList: [],
       gradeList: [],
       classList: [],
       gradeClassSubList: [],
@@ -475,7 +474,6 @@ export default {
   async created() {
     this.code = localStorage.getItem("csCode") || "";
     this._QueryData(4);
-    await this._QuerySubject();
     await this._QueryDataGrade();
     this._RoleList();
     await this._QueryClass();
@@ -849,14 +847,6 @@ export default {
         this.$message.error(info);
       }
     },
-    async _QuerySubject() {
-      const { data, status, info } = await this.$request.subjectList();
-      if (status === 0) {
-        this.subjectList = [...data?.subjectNames] || [];
-      } else {
-        this.$message.error(info);
-      }
-    },
     async _QueryDataGrade() {
       //年级数据
       const { data, status, info } = await this.$request.gradeList();
@@ -6,14 +6,14 @@
       </template>
     </back-box>
     <div class="content">
-      <template v-if="type == 1"
-        ><p class="tips" v-if="paperModifyLog.modifiedTime">
+      <template v-if="type == 1">
+        <p class="tips" v-if="paperModifyLog.modifiedTime">
           <i class="fa fa-bell-o"></i>
           {{
             `${paperModifyLog.modifiedTime} ${paperModifyLog.realName}`
           }}老师修改了答案
-        </p></template
-      >
+        </p>
+      </template>
       <div class="answer-title" :class="type == 1 ? 't-left' : ''">
         <p class="name-box" v-if="type == 1">
           <span>试卷名称：</span>
@@ -22,16 +22,11 @@
         <p class="name" v-else>{{ form.title }}</p>
         <p class="totals">卷面总分：{{ allScore }}分</p>
       </div>
-      <template v-if="questionList[0]?.subQuestions">
+      <template v-if="this.form.type == 2">
         <div v-for="(question, index) in questionList" :key="index">
           <p class="question-title">
             <span>{{ setBigNum(index) }}、</span>
-            <el-input
-              class="ipt"
-              v-model.trim="question.questionTitle"
-              maxlength="30"
-              placeholder="填写大题名称"
-            ></el-input>
+            <el-input class="ipt" v-model.trim="question.questionTitle" maxlength="30" placeholder="填写大题名称"></el-input>
             <span>共 {{ setScore(question) }} 分</span>
           </p>
           <ul class="questions-ul">
@@ -41,23 +36,16 @@
               <div class="qs-score">分数</div>
               <div class="qs-partScore">漏选得分</div>
               <div class="qs-options qs-options2">选项设置</div>
-              <!-- <div class="qs-set">操作</div> -->
+              <div class="qs-set">题干</div>
+              <div class="qs-set">题目解析</div>
+              <div class="qs-set">知识点</div>
             </li>
-            <li
-              v-for="(subQuestions, indexs) in question.subQuestions"
-              :key="indexs"
-            >
-              <p
-                class="set-ans-btn"
-                v-if="
-                  subQuestions.qusType &&
-                  subQuestions.subNum &&
-                  subQuestions.subNum > 4
-                "
-              >
-                <el-button type="primary" @click="setFormAns(indexs, index)"
-                  >批量设置答案</el-button
-                >
+            <li v-for="(subQuestions, indexs) in question.subQuestions" :key="indexs">
+              <p class="set-ans-btn" v-if="subQuestions.qusType &&
+                subQuestions.subNum &&
+                subQuestions.subNum > 4
+                ">
+                <el-button type="primary" @click="setFormAns(indexs, index)">批量设置答案</el-button>
               </p>
               <div v-else class="sub-questions">
                 <div class="qs-num">{{ subQuestions.questionIndex }}</div>
@@ -65,82 +53,73 @@
                   {{ setSubPro(subQuestions.questionType) }}
                 </div>
                 <div class="qs-score">
-                  <el-input-number
-                    class="number-ipt"
-                    size="medium"
-                    :min="1"
-                    :max="200"
-                    :precision="2"
-                    :step="1"
-                    v-model="subQuestions.score"
-                    label="单题分值"
-                  ></el-input-number>
+                  <el-input-number class="number-ipt" size="medium" :min="1" :max="200" :precision="2" :step="1"
+                    v-model="subQuestions.score" label="单题分值"></el-input-number>
                 </div>
                 <div class="qs-partScore">
                   <p v-if="subQuestions.questionType != 3">--</p>
-                  <el-input-number
-                    class="number-ipt"
-                    v-else
-                    size="medium"
-                    :min="0"
-                    :precision="2"
-                    :max="subQuestions.score"
-                    :step="0.5"
-                    v-model="subQuestions.partScore"
-                    label="漏选得分"
-                  ></el-input-number>
+                  <el-input-number class="number-ipt" v-else size="medium" :min="0" :precision="2"
+                    :max="subQuestions.score" :step="0.5" v-model="subQuestions.partScore" label="漏选得分"></el-input-number>
                 </div>
                 <div class="qs-options qs-options2">
                   <p v-if="subQuestions.questionType == 5">--</p>
                   <p v-if="subQuestions.questionType == 4" class="answer-box">
-                    <span
-                      class="answer-s"
-                      :class="subQuestions.correctAnswer == 1 ? 'active' : ''"
-                      @click="subQuestions.correctAnswer = 1"
-                      >✓</span
-                    >
-                    <span
-                      class="answer-s"
-                      :class="subQuestions.correctAnswer == 2 ? 'active' : ''"
-                      @click="subQuestions.correctAnswer = 2"
-                      >✗</span
-                    >
+                    <span class="answer-s" :class="subQuestions.correctAnswer == 1 ? 'active' : ''"
+                      @click="subQuestions.correctAnswer = 1">✓</span>
+                    <span class="answer-s" :class="subQuestions.correctAnswer == 2 ? 'active' : ''"
+                      @click="subQuestions.correctAnswer = 2">✗</span>
                   </p>
                   <p v-if="subQuestions.questionType == 3" class="answer-box">
-                    <template
-                      v-for="option in subQuestions.answerOptions.split(',')"
-                    >
-                      <span
-                        v-if="option"
-                        class="answer-s"
-                        :class="
-                          subQuestions.correctAnswer.includes(option)
-                            ? 'active'
-                            : ''
-                        "
-                        :key="option"
-                        @click="changAnswer(subQuestions, option)"
-                        >{{ option }}</span
-                      >
+                    <template v-for="option in subQuestions.answerOptions.split(',')">
+                      <span v-if="option" class="answer-s" :class="subQuestions.correctAnswer.includes(option)
+                        ? 'active'
+                        : ''
+                        " :key="option" @click="changAnswer(subQuestions, option)">{{ option }}</span>
                     </template>
                   </p>
                   <p v-if="subQuestions.questionType == 2" class="answer-box">
-                    <template
-                      v-for="option in subQuestions.answerOptions.split(',')"
-                    >
-                      <span
-                        class="answer-s"
-                        v-if="option"
-                        :class="
-                          subQuestions.correctAnswer == option ? 'active' : ''
-                        "
-                        :key="option"
-                        @click="subQuestions.correctAnswer = option"
-                        >{{ option }}</span
-                      >
+                    <template v-for="option in subQuestions.answerOptions.split(',')">
+                      <span class="answer-s" v-if="option" :class="subQuestions.correctAnswer == option ? 'active' : ''
+                        " :key="option" @click="subQuestions.correctAnswer = option">{{ option }}</span>
                     </template>
                   </p>
                 </div>
+                <div class="qs-set">
+                  <el-popover placement="right" width="400" trigger="click">
+                    <div class="screenshot-box">
+                      <iframe class="screenshot"
+                        v-if="subQuestions.screenshot && subQuestions.screenshot.includes('html')"
+                        :src="subQuestions.screenshot"></iframe>
+                      <img class="screenshot screenshot-img"
+                        v-if="subQuestions.screenshot && !subQuestions.screenshot.includes('html')"
+                        :src="subQuestions.screenshot" alt="">
+                      <p style="textAlign:center"><el-button type="primary" round size="mini" icon="el-icon-upload"
+                          @click="openStem(subQuestions, index, indexs, 1)">重新选择图片</el-button></p>
+                    </div>
+                    <el-button slot="reference" class="icon-tickets" type="primary" circle size="mini"
+                      icon="el-icon-tickets"></el-button>
+                  </el-popover>
+                </div>
+                <div class="qs-set">
+                  <el-popover placement="right" width="400" trigger="click">
+                    <div class="screenshot-box">
+                      <iframe class="screenshot"
+                        v-if="subQuestions.answerScreenshot && subQuestions.answerScreenshot.includes('html')"
+                        :src="subQuestions.answerScreenshot"></iframe>
+                      <img class="screenshot screenshot-img"
+                        v-if="subQuestions.answerScreenshot && !subQuestions.answerScreenshot.includes('html')"
+                        :src="subQuestions.answerScreenshot" alt="">
+                      <p style="textAlign:center"><el-button type="primary" round size="mini" icon="el-icon-upload"
+                          @click="openStem(subQuestions, index, indexs, 2)">重新选择图片</el-button></p>
+                    </div>
+                    <el-button slot="reference" class="icon-tickets" type="primary" circle size="mini"
+                      icon="el-icon-tickets"></el-button>
+                  </el-popover>
+                </div>
+                <div class="qs-set">
+                  <el-button type="primary" circle size="mini" icon="el-icon-price-tag"
+                    @click="openKnowledge(subQuestions, index, indexs)"></el-button>
+                </div>
               </div>
             </li>
           </ul>
@@ -153,20 +132,14 @@
           <div class="qs-score">分数</div>
           <div class="qs-partScore">漏选得分</div>
           <div class="qs-options qs-options2">答案</div>
-          <!-- <div class="qs-set">操作</div> -->
+          <div class="qs-set">题干</div>
         </li>
         <li v-for="(subQuestions, indexs) in questionList" :key="indexs">
-          <p
-            class="set-ans-btn"
-            v-if="
-              subQuestions.qusType &&
-              subQuestions.subNum &&
-              subQuestions.subNum > 4
-            "
-          >
-            <el-button type="primary" @click="setFormAns(indexs)"
-              >批量设置答案</el-button
-            >
+          <p class="set-ans-btn" v-if="subQuestions.qusType &&
+            subQuestions.subNum &&
+            subQuestions.subNum > 4
+            ">
+            <el-button type="primary" @click="setFormAns(indexs)">批量设置答案</el-button>
           </p>
           <div v-else class="sub-questions">
             <div class="qs-num">{{ subQuestions.questionIndex }}</div>
@@ -178,69 +151,67 @@
             </div>
             <div class="qs-partScore">
               <p v-if="subQuestions.questionType != 3">--</p>
-              <el-input-number
-                class="number-ipt"
-                v-else
-                size="medium"
-                :min="0"
-                :precision="2"
-                :max="subQuestions.score"
-                :step="0.5"
-                v-model="subQuestions.partScore"
-                label="漏选得分"
-              ></el-input-number>
+              <el-input-number class="number-ipt" v-else size="medium" :min="0" :precision="2" :max="subQuestions.score"
+                :step="0.5" v-model="subQuestions.partScore" label="漏选得分"></el-input-number>
             </div>
             <div class="qs-options qs-options2">
               <p v-if="subQuestions.questionType == 5">--</p>
               <p v-if="subQuestions.questionType == 4" class="answer-box">
-                <span
-                  class="answer-s"
-                  :class="subQuestions.correctAnswer == 1 ? 'active' : ''"
-                  @click="subQuestions.correctAnswer = 1"
-                  >✓</span
-                >
-                <span
-                  class="answer-s"
-                  :class="subQuestions.correctAnswer == 2 ? 'active' : ''"
-                  @click="subQuestions.correctAnswer = 2"
-                  >✗</span
-                >
+                <span class="answer-s" :class="subQuestions.correctAnswer == 1 ? 'active' : ''"
+                  @click="subQuestions.correctAnswer = 1">✓</span>
+                <span class="answer-s" :class="subQuestions.correctAnswer == 2 ? 'active' : ''"
+                  @click="subQuestions.correctAnswer = 2">✗</span>
               </p>
               <p v-if="subQuestions.questionType == 3" class="answer-box">
-                <template
-                  v-for="option in subQuestions.answerOptions.split(',')"
-                >
-                  <span
-                    v-if="option"
-                    class="answer-s"
-                    :class="
-                      subQuestions.correctAnswer.includes(option)
-                        ? 'active'
-                        : ''
-                    "
-                    :key="option"
-                    @click="changAnswer(subQuestions, option)"
-                    >{{ option }}</span
-                  >
+                <template v-for="option in subQuestions.answerOptions.split(',')">
+                  <span v-if="option" class="answer-s" :class="subQuestions.correctAnswer.includes(option)
+                    ? 'active'
+                    : ''
+                    " :key="option" @click="changAnswer(subQuestions, option)">{{ option }}</span>
                 </template>
               </p>
               <p v-if="subQuestions.questionType == 2" class="answer-box">
-                <template
-                  v-for="option in subQuestions.answerOptions.split(',')"
-                >
-                  <span
-                    class="answer-s"
-                    v-if="option"
-                    :class="
-                      subQuestions.correctAnswer == option ? 'active' : ''
-                    "
-                    :key="option"
-                    @click="subQuestions.correctAnswer = option"
-                    >{{ option }}</span
-                  >
+                <template v-for="option in subQuestions.answerOptions.split(',')">
+                  <span class="answer-s" v-if="option" :class="subQuestions.correctAnswer == option ? 'active' : ''
+                    " :key="option" @click="subQuestions.correctAnswer = option">{{ option }}</span>
                 </template>
               </p>
             </div>
+            <div class="qs-set">
+              <el-popover placement="right" width="400" trigger="click">
+                <div class="screenshot-box">
+                  <iframe class="screenshot" v-if="subQuestions.screenshot && subQuestions.screenshot.includes('html')"
+                    :src="subQuestions.screenshot"></iframe>
+                  <img class="screenshot screenshot-img"
+                    v-if="subQuestions.screenshot && !subQuestions.screenshot.includes('html')"
+                    :src="subQuestions.screenshot" alt="">
+                  <p style="textAlign:center"><el-button type="primary" round size="mini" icon="el-icon-upload"
+                      @click="openStem(subQuestions, indexs, null, 1)">重新选择图片</el-button></p>
+                </div>
+                <el-button slot="reference" class="icon-tickets" type="primary" circle size="mini"
+                  icon="el-icon-tickets"></el-button>
+              </el-popover>
+            </div>
+            <div class="qs-set">
+              <el-popover placement="right" width="400" trigger="click">
+                <div class="screenshot-box">
+                  <iframe class="screenshot"
+                    v-if="subQuestions.answerScreenshot && subQuestions.answerScreenshot.includes('html')"
+                    :src="subQuestions.answerScreenshot"></iframe>
+                  <img class="screenshot screenshot-img"
+                    v-if="subQuestions.answerScreenshot && !subQuestions.answerScreenshot.includes('html')"
+                    :src="subQuestions.answerScreenshot" alt="">
+                  <p style="textAlign:center"><el-button type="primary" round size="mini" icon="el-icon-upload"
+                      @click="openStem(subQuestions, indexs, null, 2)">重新选择图片</el-button></p>
+                </div>
+                <el-button slot="reference" class="icon-tickets" type="primary" circle size="mini"
+                  icon="el-icon-tickets"></el-button>
+              </el-popover>
+            </div>
+            <div class="qs-set">
+              <el-button type="primary" circle size="mini" icon="el-icon-price-tag"
+                @click="openKnowledge(subQuestions, index, indexs)"></el-button>
+            </div>
           </div>
         </li>
       </ul>
@@ -248,83 +219,45 @@
         <el-button type="danger" plain round @click="linkBack">取消</el-button>
         <el-button type="primary" round @click="save">保存</el-button>
       </div>
-      <el-dialog
-        :close-on-click-modal="false"
-        title="批量设置答案"
-        :visible.sync="diaSetAns"
-        width="400"
-        :modal-append-to-body="false"
-      >
+      <el-dialog :close-on-click-modal="false" title="批量设置答案" :visible.sync="diaSetAns" width="400"
+        :modal-append-to-body="false">
         <div class="qs-options set-questions">
           <p class="dia-tips">
             请点击选项按钮设置答案,多选题题目之间用“,”隔开，若添加5道题：“AC,AD,BD,AC,CD”
           </p>
           <p>{{ setSubPro(formAns.qusType) }}：</p>
           <p class="ipt">
-            <el-input
-              ref="formAnsIpt"
-              v-if="formAns.qusType == 2 || formAns.qusType == 3"
-              v-model="formAns.answerList"
+            <el-input ref="formAnsIpt" v-if="formAns.qusType == 2 || formAns.qusType == 3" v-model="formAns.answerList"
               @keydown.native="keydownAnswer($event, formAns.qusType)"
-              @input="setAllAnswer($event, formAns.qusType)"
-            ></el-input>
-            <el-input
-              v-if="formAns.qusType == 4"
-              v-model="formAns.answerList"
-              readonly=""
-            ></el-input>
+              @input="setAllAnswer($event, formAns.qusType)"></el-input>
+            <el-input v-if="formAns.qusType == 4" v-model="formAns.answerList" readonly=""></el-input>
           </p>
           <p class="answer-box">
             <template v-if="formAns.qusType == 4">
-              <span
-                class="answer-s active"
-                @click="
-                  formAns.answerList.length < formAns.subNum
-                    ? (formAns.answerList += '✓')
-                    : ''
-                "
-                >✓</span
-              >
-              <span
-                class="answer-s active"
-                @click="
-                  formAns.answerList.length < formAns.subNum
-                    ? (formAns.answerList += '✗')
-                    : ''
-                "
-                >✗</span
-              >
+              <span class="answer-s active" @click="
+                formAns.answerList.length < formAns.subNum
+                  ? (formAns.answerList += '✓')
+                  : ''
+                ">✓</span>
+              <span class="answer-s active" @click="
+                formAns.answerList.length < formAns.subNum
+                  ? (formAns.answerList += '✗')
+                  : ''
+                ">✗</span>
             </template>
             <template v-if="formAns.qusType == 3">
-              <span
-                class="answer-s active"
-                v-for="option in formAns.answerOptions.split(',')"
-                :key="option"
-                @click="setMultiple(formAns, option)"
-                >{{ option }}</span
-              >
-              <span class="answer-s active" @click="setMultiple(formAns, ',')"
-                >,</span
-              >
+              <span class="answer-s active" v-for="option in formAns.answerOptions.split(',')" :key="option"
+                @click="setMultiple(formAns, option)">{{ option }}</span>
+              <span class="answer-s active" @click="setMultiple(formAns, ',')">,</span>
             </template>
             <template v-if="formAns.qusType == 2">
-              <span
-                class="answer-s active"
-                v-for="option in formAns.answerOptions.split(',')"
-                :key="option"
-                @click="
-                  formAns.answerList.length < formAns.subNum
-                    ? (formAns.answerList += option)
-                    : ''
-                "
-                >{{ option }}</span
-              >
+              <span class="answer-s active" v-for="option in formAns.answerOptions.split(',')" :key="option" @click="
+                formAns.answerList.length < formAns.subNum
+                  ? (formAns.answerList += option)
+                  : ''
+                ">{{ option }}</span>
             </template>
-            <span
-              class="answer-s delButton"
-              @click="formAns.answerList = formAns.answerList.slice(0, -1)"
-              >x</span
-            >
+            <span class="answer-s delButton" @click="formAns.answerList = formAns.answerList.slice(0, -1)">x</span>
             <span class="answer-s ac" @click="formAns.answerList = ''">ac</span>
           </p>
         </div>
@@ -333,12 +266,51 @@
           <el-button @click="diaSetAns = false">取 消</el-button>
         </div>
       </el-dialog>
+      <el-dialog :close-on-click-modal="false" :title="stem.type == 1 ? '上传题干' : '上传题目解析'" :visible.sync="dialogStem"
+        v-if="dialogStem" width="500">
+        <div class="upload-box">
+          <template v-show="stem.type == 1">
+            <img v-if="stem.screenshot && !stem.screenshot.includes('html')" :src="stem.screenshot" class="stem-pic" />
+          </template>
+          <template v-show="stem.type == 2">
+            <img v-if="stem.answerScreenshot && !stem.answerScreenshot.includes('html')" :src="stem.answerScreenshot"
+              class="stem-pic" />
+          </template>
+          <el-upload class="upload-demo" action="http://121.40.127.171/file/uploadImg" :limit="1" :on-success="upSuccess"
+            :on-error="upError" accept="image/*">
+            <el-button v-show="stem.type == 1" size="small" type="primary">{{
+              stem.screenshot && !stem.screenshot.includes('html') ? "重新上传" : "选择照片"
+            }}</el-button>
+            <el-button v-show="stem.type == 2" size="small" type="primary">{{
+              stem.answerScreenshot && !stem.answerScreenshot.includes('html') ? "重新上传" : "选择照片"
+            }}</el-button>
+          </el-upload>
+        </div>
+        <div slot="footer">
+          <el-button @click="dialogStem = false">确定</el-button>
+        </div>
+      </el-dialog>
+      <el-dialog :close-on-click-modal="false" title="知识点" :visible.sync="dialogKnowledge" width="500">
+        <div>
+          <el-form ref="form" :model="stem" label-width="160px">
+            <el-form-item label="知识点：">
+              <el-cascader size="small" filterable :show-all-levels="false" collapse clearable placeholder="选择知识点"
+                v-model="stem.knowledge" :options="knowledgeData" :props="{ expandTrigger: 'hover' }"></el-cascader>
+            </el-form-item>
+          </el-form>
+        </div>
+        <div slot="footer">
+          <el-button @click="dialogKnowledge = false">取 消</el-button>
+          <el-button type="primary" @click="setKnowledge">确 定</el-button>
+        </div>
+      </el-dialog>
     </div>
   </div>
 </template>
  
 <script>
 import { deepClone, checkAnswer } from "utils";
+import knowledgeList from "assets/js/knowledgeList.js";
 export default {
   data() {
     return {
@@ -348,10 +320,12 @@ export default {
       questionList: [],
       form: {
         //答题卡详情
+        type: 2,
         title: "",
         tag: "",
         subjectId: "",
         examsDuration: 90,
+        sectionName: "",
         gradeName: "",
         share: 1,
         questionList: [],
@@ -370,6 +344,19 @@ export default {
         answerOptions: [], //答案选项
         answerList: "", //答案列表-字符串
       },
+
+      //v1.5
+      dialogStem: false, //截图开关
+      dialogKnowledge: false, //知识点开关
+      knowledgeList: { ...knowledgeList },
+      stem: {
+        type: 1,
+        index: 0, //大题位置
+        indexs: 0, //小题位置
+        screenshot: "", //题干图片地址
+        answerScreenshot: "", //题目解析图片地址
+        knowledge: [], //知识点
+      },
     };
   },
   computed: {
@@ -386,6 +373,20 @@ export default {
       }, 0);
       return Number(score).toFixed(2);
     },
+    // 知识点列表 根据学段-科目筛选
+    knowledgeData: function () {
+      let jsons = []
+      if (this.form.sectionName && this.form.subjectName) {
+        let sectionName = this.form.sectionName
+        let subjectName = this.form.subjectName
+        if (sectionName && Object.keys(this.knowledgeList).includes(sectionName)) {
+          if (Object.keys(this.knowledgeList[sectionName]).includes(subjectName)) {
+            jsons = this.knowledgeList[sectionName][subjectName]
+          }
+        }
+      }
+      return jsons
+    },
   },
   created() {
     this.role =
@@ -394,8 +395,73 @@ export default {
     this.type = this.$route.query.type || 1;
     this.form.title = this.$route.query.title || "";
     this._QueryDetail();
+    this._GradeList()
   },
   methods: {
+    // v1.5
+    //上传截图
+    openStem(obj, index, indexs, type) {
+      this.stem.index = index;
+      this.stem.indexs = indexs;
+      if (type == 1) {
+        this.stem.screenshot = obj.screenshot || "";
+        this.stem.answerScreenshot = "";
+      } else {
+        this.stem.answerScreenshot = obj.answerScreenshot || "";
+        this.stem.screenshot = "";
+      }
+
+      this.dialogStem = true;
+    },
+    //图片上传成功
+    upSuccess(res, file) {
+      if (res && res.status == 0) {
+        this.stem.screenshot = res.data.url;
+        // this.form.questionList[this.stem.index].subQuestions[this.stem.indexs].screenshot = this.stem.screenshot;
+        if (this.stem.type == 1) {
+          if (this.form.type == 2) {
+            this.questionList[this.stem.index].subQuestions[this.stem.indexs].screenshot = this.stem.screenshot;
+          } else {
+            this.questionList[this.stem.index].screenshot = this.stem.screenshot;
+          }
+        } else {
+          if (this.form.type == 2) {
+            this.questionList[this.stem.index].subQuestions[this.stem.indexs].answerScreenshot = this.stem.answerScreenshot;
+          } else {
+            this.questionList[this.stem.index].answerScreenshot = this.stem.answerScreenshot;
+          }
+        }
+
+        this.$message.success("上传成功");
+      } else {
+        this.$message.error(res.info);
+      }
+    },
+
+    upError(res) {
+      this.$message.error("上传失败");
+    },
+    // 打开知识点
+    openKnowledge(obj, index, indexs) {
+      this.stem.index = index;
+      this.stem.indexs = indexs;
+      this.stem.knowledge = (obj.knowledge && obj.knowledge.split(",")) || [];
+      this.dialogKnowledge = true;
+    },
+    // 选择知识点
+    setKnowledge() {
+      if (this.form.type == 2) {
+        this.questionList[this.stem.index].subQuestions[
+          this.stem.indexs
+        ].knowledge = this.stem.knowledge.join(",");
+      } else {
+        this.questionList[this.stem.index].knowledge = this.stem.knowledge.join(",");
+      }
+      this.dialogKnowledge = false;
+    },
+    //end
+
+
     linkBack() {
       this.$router.go(-1);
     },
@@ -526,8 +592,8 @@ export default {
         };
       }
     },
+    //多选答案设置
     setMultiple(obj, answer) {
-      //多选答案设置
       let resault = this.insertTxtAndSetcursor(obj.answerList || "", answer);
       obj.answerList = resault.text;
       let str = obj.answerList;
@@ -541,70 +607,57 @@ export default {
       this.$refs.formAnsIpt.$el.children[0].focus();
       this.$refs.formAnsIpt.$el.children[0].selectionStart = resault.startPos;
     },
+    //初始化要修改的答案
     setFormAns(indexs, index) {
-      //初始化要修改的答案
-      if (this.questionList[0].subQuestions) {
+      let answerList = "";
+      if (this.form.type == 2) {
         this.formAns = { ...this.questionList[index].subQuestions[indexs] };
         this.formAns.listIndex = index;
-        let answerList = "";
-        let startIndex = this.formAns.index + 1 - this.formAns.subNum; //批量设置大难开始位置
+        let startIndex = indexs - this.formAns.subNum; //批量设置大难开始位置
         this.questionList[index].subQuestions.map((item, subIdx) => {
-          if (subIdx >= startIndex) {
+          if (subIdx >= startIndex && subIdx < indexs) {
             answerList += this.setAnswer(item.questionType, item.correctAnswer);
-            if (subIdx != indexs) {
-              if (!!item.qusType) {
-                answerList = "";
-              }
-            } else {
-              if (item.qusType == 3) {
-                answerList = answerList.slice(0, -1);
-              }
-              this.formAns.answerList = answerList;
+            if (item.qusType == 3) {
+              answerList = answerList.slice(0, -1);
             }
           }
         });
       } else {
         this.formAns = { ...this.questionList[indexs] };
-        let startIndex = this.formAns.endIndex - this.formAns.subNum;
+        let startIndex = indexs - this.formAns.subNum; //批量设置开始位置
+        this.formAns.answerList = [];
         this.formAns.listIndex = indexs;
-        let answerList = "";
         this.questionList.map((item, subIdx) => {
-          if (subIdx >= startIndex) {
+          if (subIdx >= startIndex && subIdx < indexs) {
             answerList += this.setAnswer(item.questionType, item.correctAnswer);
-            if (subIdx != indexs) {
-              if (!!item.qusType) {
-                answerList = "";
-              }
-            } else {
-              if (item.qusType == 3) {
-                answerList = answerList.slice(0, -1);
-              }
-              this.formAns.answerList = answerList;
+            if (item.qusType == 3) {
+              answerList = answerList.slice(0, -1);
             }
           }
         });
       }
+      this.formAns.answerList = answerList;
       this.diaSetAns = true;
     },
     saveFormAns() {
       //批量修改答案
       let EndIndex;
       let subNum = this.formAns.subNum - 1;
-      if (this.questionList[this.formAns.listIndex].subQuestions) {
+      if (this.form.type == 2) {
         this.questionList[this.formAns.listIndex].subQuestions.some(
           (item, index) => {
             if (this.formAns.endIndex == item.questionIndex) {
               EndIndex = index;
-              return;
             }
+            return this.formAns.endIndex == item.questionIndex
           }
         );
       } else {
         this.questionList.some((item, index) => {
           if (this.formAns.endIndex == item.questionIndex) {
             EndIndex = index;
-            return;
           }
+          return this.formAns.endIndex == item.questionIndex
         });
       }
  
@@ -619,10 +672,10 @@ export default {
             this.formAns.answerList[subNum - i] == "✓"
               ? 1
               : this.formAns.answerList[subNum - i] == "✗"
-              ? 2
-              : "";
+                ? 2
+                : "";
         }
-        if (this.questionList[0].subQuestions) {
+        if (this.form.type == 2) {
           this.questionList[this.formAns.listIndex].subQuestions[
             EndIndex - i
           ].correctAnswer = correctAnswer;
@@ -634,29 +687,16 @@ export default {
     },
     async save() {
       for (let i = 0; i < this.questionList.length; i++) {
-        if (this.questionList[0].subQuestions) {
+        if (this.form.type == 2) {
           for (let j = 0; j < this.questionList[i].subQuestions.length; j++) {
             if (this.questionList[i].subQuestions[j].qusType) {
               this.questionList[i].subQuestions.splice(j, 1);
-            } else {
-              if (!!this.questionList[i].subQuestions[j].answerScreenshotSrc) {
-                delete this.questionList[i].subQuestions[j].answerScreenshotSrc;
-              }
-              if (!!this.questionList[i].subQuestions[j].screenshotSrc) {
-                delete this.questionList[i].subQuestions[j].screenshotSrc;
-              }
             }
           }
         } else {
           if (this.questionList[i].qusType) {
             this.questionList.splice(i, 1);
             i--;
-            if (!!this.questionList[i].answerScreenshotSrc) {
-              delete this.questionList[i].answerScreenshotSrc;
-            }
-            if (!!this.questionList[i].screenshotSrc) {
-              delete this.questionList[i].screenshotSrc;
-            }
           }
         }
       }
@@ -714,27 +754,28 @@ export default {
           this.type == 1
             ? this.$request.pPaperDetail
             : this.type == 2
-            ? this.$request.pExamQuestionList
-            : this.$request.pPeriodQuestionList;
+              ? this.$request.pExamQuestionList
+              : this.$request.pPeriodQuestionList;
       } else {
         detail =
           this.type == 1
             ? this.$request.fetchPaperDetail
             : this.type == 2
-            ? this.$request.examQuestionList
-            : this.$request.periodQuestionList;
+              ? this.$request.examQuestionList
+              : this.$request.periodQuestionList;
       }
       let params =
         this.type == 1
           ? { paperId: this.$route.query.paperId }
           : this.type == 2
-          ? { examId: this.$route.query.paperId }
-          : {
+            ? { examId: this.$route.query.paperId }
+            : {
               periodId: this.$route.query.paperId,
             };
       const { data, status, info } = await detail(params);
       if (status == 0) {
         if (this.type == 1) {
+          //修改答案信息
           this.paperModifyLog = {
             ...this.paperModifyLog,
             ...this.form.paperModifyLog,
@@ -746,72 +787,18 @@ export default {
             return a.questionIndex - b.questionIndex;
           });
         }
-        if (!!this.questionList[0]?.subQuestions) {
-          this.questionList?.map((item) => {
-            let types = [{}];
-            let addndex = 0;
-            item.subQuestions.map((sub, index) => {
-              if (!!sub.questionType) {
-                if (
-                  sub.questionType == types[addndex].qusType &&
-                  sub.questionType != 5
-                ) {
-                  //同类型批量答案+1
-                  types[addndex].subNum += 1;
-                  if (
-                    types[addndex].answerOptions.length <
-                    sub.answerOptions.length
-                  ) {
-                    types[addndex].answerOptions = sub.answerOptions;
-                  }
-                  types[addndex].answerList += this.setAnswer(
-                    sub.questionType,
-                    sub.correctAnswer
-                  );
-                  if (index == item.subQuestions.length - 1) {
-                    //循环最后类型数量大于等于5，保存批量答案
-                    if (types[addndex].subNum && types[addndex].subNum >= 5) {
-                      types[addndex].endIndex = sub.questionIndex;
-                      types[addndex].index = index;
-                    }
-                  }
-                } else {
-                  if (types[addndex].subNum && types[addndex].subNum >= 5) {
-                    //不同类型时如果原有类型数量大于等于5，保存批量答案
-                    types[addndex].endIndex =
-                      item.subQuestions[index - 1].questionIndex;
-                    types[addndex].index = index - 1;
-                    addndex += 1;
-                    types[addndex] = {};
-                  }
-                  //不同类型初始化批量答案
-                  types[addndex].qusType = sub.questionType;
-                  types[addndex].subNum = 1;
-                  types[addndex].answerOptions = sub.answerOptions;
-                  types[addndex].answerList = this.setAnswer(
-                    sub.questionType,
-                    sub.correctAnswer
-                  );
-                }
-              }
-            });
-            for (let i = 0; i < types.length; i++) {
-              if (types[i].qusType == 3) {
-                types[i].answerList = types[i].answerList.slice(0, -1);
-              }
-              if (types[i].subNum >= 5) {
-                item.subQuestions.splice(
-                  types[i].index + i + 1,
-                  0,
-                  deepClone(types[i])
-                );
-              }
-            }
-          });
-        } else {
+        this.form.type = 2
+        this.formateQuestion()
+      } else {
+        this.$message.error(info);
+      }
+    },
+    formateQuestion() {
+      if (this.form.type == 2) {
+        this.questionList?.map((item) => {
           let types = [{}];
           let addndex = 0;
-          this.questionList?.map((sub, index) => {
+          item.subQuestions.map((sub, index) => {
             if (!!sub.questionType) {
               if (
                 sub.questionType == types[addndex].qusType &&
@@ -820,7 +807,8 @@ export default {
                 //同类型批量答案+1
                 types[addndex].subNum += 1;
                 if (
-                  types[addndex].answerOptions.length < sub.answerOptions.length
+                  types[addndex].answerOptions.length <
+                  sub.answerOptions.length
                 ) {
                   types[addndex].answerOptions = sub.answerOptions;
                 }
@@ -828,7 +816,7 @@ export default {
                   sub.questionType,
                   sub.correctAnswer
                 );
-                if (index == this.questionList.length - 1) {
+                if (index == item.subQuestions.length - 1) {
                   //循环最后类型数量大于等于5，保存批量答案
                   if (types[addndex].subNum && types[addndex].subNum >= 5) {
                     types[addndex].endIndex = sub.questionIndex;
@@ -839,7 +827,7 @@ export default {
                 if (types[addndex].subNum && types[addndex].subNum >= 5) {
                   //不同类型时如果原有类型数量大于等于5，保存批量答案
                   types[addndex].endIndex =
-                    this.questionList[index - 1].questionIndex;
+                    item.subQuestions[index - 1].questionIndex;
                   types[addndex].index = index - 1;
                   addndex += 1;
                   types[addndex] = {};
@@ -860,16 +848,73 @@ export default {
               types[i].answerList = types[i].answerList.slice(0, -1);
             }
             if (types[i].subNum >= 5) {
-              this.questionList.splice(
+              item.subQuestions.splice(
                 types[i].index + i + 1,
                 0,
                 deepClone(types[i])
               );
             }
           }
-        }
+        });
       } else {
-        this.$message.error(info);
+        let types = [{}];
+        let addndex = 0;
+        this.questionList?.map((sub, index) => {
+          if (!!sub.questionType) {
+            if (
+              sub.questionType == types[addndex].qusType &&
+              sub.questionType != 5
+            ) {
+              //同类型批量答案+1
+              types[addndex].subNum += 1;
+              if (
+                types[addndex].answerOptions.length < sub.answerOptions.length
+              ) {
+                types[addndex].answerOptions = sub.answerOptions;
+              }
+              types[addndex].answerList += this.setAnswer(
+                sub.questionType,
+                sub.correctAnswer
+              );
+              if (index == this.questionList.length - 1) {
+                //循环最后类型数量大于等于5，保存批量答案
+                if (types[addndex].subNum && types[addndex].subNum >= 5) {
+                  types[addndex].endIndex = sub.questionIndex;
+                  types[addndex].index = index;
+                }
+              }
+            } else {
+              if (types[addndex].subNum && types[addndex].subNum >= 5) {
+                //不同类型时如果原有类型数量大于等于5，保存批量答案
+                types[addndex].endIndex =
+                  this.questionList[index - 1].questionIndex;
+                types[addndex].index = index - 1;
+                addndex += 1;
+                types[addndex] = {};
+              }
+              //不同类型初始化批量答案
+              types[addndex].qusType = sub.questionType;
+              types[addndex].subNum = 1;
+              types[addndex].answerOptions = sub.answerOptions;
+              types[addndex].answerList = this.setAnswer(
+                sub.questionType,
+                sub.correctAnswer
+              );
+            }
+          }
+        });
+        for (let i = 0; i < types.length; i++) {
+          if (types[i].qusType == 3) {
+            types[i].answerList = types[i].answerList.slice(0, -1);
+          }
+          if (types[i].subNum >= 5) {
+            this.questionList.splice(
+              types[i].index + i + 1,
+              0,
+              deepClone(types[i])
+            );
+          }
+        }
       }
     },
   },
@@ -881,9 +926,11 @@ export default {
   width: 100%;
   box-sizing: border-box;
   padding: 0 50px 60px;
+
   .ml-20 {
     margin-left: 20px;
   }
+
   .btn-box {
     width: calc(100% - 240px);
     position: fixed;
@@ -895,6 +942,7 @@ export default {
     margin-left: 140px;
     z-index: 10;
   }
+
   .tips {
     height: 48px;
     line-height: 48px;
@@ -904,26 +952,31 @@ export default {
     font-size: 14px;
     color: #fd9795;
     margin: 10px 0 20px 0;
+
     .fa-bell-o {
       font-size: 18px;
       margin-right: 5px;
     }
   }
 }
+
 .answer-title {
   text-align: center;
   font-size: 20px;
   color: #333;
   font-weight: 700;
   padding: 20px 0;
+
   &.t-left {
     text-align: left;
   }
+
   .totals {
     font-size: 16px;
     color: #666;
     font-weight: normal;
   }
+
   .name-box {
     display: flex;
     white-space: nowrap;
@@ -931,6 +984,7 @@ export default {
     margin-bottom: 10px;
     font-size: 16px;
     font-weight: normal;
+
     :deep(.el-input__inner) {
       font-size: 16px;
       color: #333;
@@ -938,26 +992,32 @@ export default {
     }
   }
 }
+
 .question-title {
   line-height: 40px;
+
   .ipt {
     width: 300px;
     margin: 0 16px 0 10px;
+
     :deep(.el-input__inner) {
       border-radius: 20px;
       border-color: #667ffd;
       background: rgba($color: #667ffd, $alpha: 0.05);
     }
   }
+
   .delete {
     margin-right: 8px;
   }
+
   .title-txt {
     margin-right: 20px;
     font-size: 16px;
     font-weight: 700;
   }
 }
+
 .set-ans-btn {
   width: 100%;
   padding: 10px 0 10px 630px;
@@ -965,22 +1025,27 @@ export default {
   border-bottom: 1px solid #e2e2e2;
   border-right: 1px solid #e2e2e2;
 }
+
 .el-input-number {
   width: 140px;
 }
+
 .delete {
   margin-left: 8px;
 }
+
 .questions-ul {
   border-left: 1px solid #e2e2e2;
   border-top: 1px solid #e2e2e2;
   margin: 12px 0;
 }
+
 .sub-questions {
   width: 100%;
   display: flex;
   border-bottom: 1px solid #e2e2e2;
-  & > div {
+
+  &>div {
     min-height: 40px;
     padding: 5px;
     flex-shrink: 0;
@@ -989,30 +1054,38 @@ export default {
     justify-content: center;
     align-items: center;
   }
+
   .qs-num {
     width: 80px;
   }
+
   .qs-type {
     width: 160px;
   }
+
   .qs-score,
   .qs-partScore {
     width: 160px;
   }
+
   .qs-set {
-    width: 180px;
+    width: 60px;
   }
+
   .qs-options {
     flex: 1;
   }
+
   .qs-options2 {
     text-align: left;
     justify-content: flex-start;
     padding-left: 20px;
   }
+
   .answer-s {
     cursor: pointer;
   }
+
   :deep(.el-select) {
     .el-input__inner {
       border-radius: 20px;
@@ -1022,20 +1095,36 @@ export default {
       line-height: 32px;
       background: rgba($color: #667ffd, $alpha: 0.05);
     }
+
     .el-input__icon {
       line-height: 32px;
     }
   }
 }
+
 .set-questions {
   .answer-box {
     .answer-s {
       cursor: pointer;
       user-select: none;
+
       &:first-of-type {
         margin-left: 0;
       }
     }
   }
 }
+
+.upload-box {
+  .upload-demo {
+    text-align: center;
+  }
+
+  .stem-pic {
+    display: block;
+    margin: 0 auto 20px;
+    height: 200px;
+    object-fit: cover;
+  }
+}
 </style>
 \ No newline at end of file
@@ -812,16 +812,16 @@ export default {
           (item, index) => {
             if (this.formAns.endIndex == item.questionIndex) {
               EndIndex = index;
-              return;
             }
+            return this.formAns.endIndex == item.questionIndex
           }
         );
       } else {
         this.questionList.some((item, index) => {
           if (this.formAns.endIndex == item.questionIndex) {
             EndIndex = index;
-            return;
           }
+          return this.formAns.endIndex == item.questionIndex
         });
       }