"use strict";(self.webpackChunk_rocket_chat_fuselage_ui_kit=self.webpackChunk_rocket_chat_fuselage_ui_kit||[]).push([[652],{"../../node_modules/katex/dist/katex.mjs":(__unused_webpack_module,__webpack_exports__,__webpack_require__)=>{__webpack_require__.d(__webpack_exports__,{Ay:()=>katex});class SourceLocation{constructor(lexer,start,end){this.lexer=void 0,this.start=void 0,this.end=void 0,this.lexer=lexer,this.start=start,this.end=end}static range(first,second){return second?first&&first.loc&&second.loc&&first.loc.lexer===second.loc.lexer?new SourceLocation(first.loc.lexer,first.loc.start,second.loc.end):null:first&&first.loc}}class Token{constructor(text,loc){this.text=void 0,this.loc=void 0,this.noexpand=void 0,this.treatAsRelax=void 0,this.text=text,this.loc=loc}range(endToken,text){return new Token(text,SourceLocation.range(this,endToken))}}class ParseError{constructor(message,token){this.name=void 0,this.position=void 0,this.length=void 0,this.rawMessage=void 0;var start,end,error="KaTeX parse error: "+message,loc=token&&token.loc;if(loc&&loc.start<=loc.end){var input=loc.lexer.input;start=loc.start,end=loc.end,start===input.length?error+=" at end of input: ":error+=" at position "+(start+1)+": ";var underlined=input.slice(start,end).replace(/[^]/g,"$&̲");error+=(start>15?"…"+input.slice(start-15,start):input.slice(0,start))+underlined+(end+15<input.length?input.slice(end,end+15)+"…":input.slice(end))}var self=new Error(error);return self.name="ParseError",self.__proto__=ParseError.prototype,self.position=start,null!=start&&null!=end&&(self.length=end-start),self.rawMessage=message,self}}ParseError.prototype.__proto__=Error.prototype;var uppercase=/([A-Z])/g,ESCAPE_LOOKUP={"&":"&amp;",">":"&gt;","<":"&lt;",'"':"&quot;","'":"&#x27;"},ESCAPE_REGEX=/[&><"']/g;var getBaseElem=function getBaseElem(group){return"ordgroup"===group.type||"color"===group.type?1===group.body.length?getBaseElem(group.body[0]):group:"font"===group.type?getBaseElem(group.body):group},utils={contains:function contains(list,elem){return-1!==list.indexOf(elem)},deflt:function deflt(setting,defaultIfUndefined){return void 0===setting?defaultIfUndefined:setting},escape:function escape(text){return String(text).replace(ESCAPE_REGEX,(match=>ESCAPE_LOOKUP[match]))},hyphenate:function hyphenate(str){return str.replace(uppercase,"-$1").toLowerCase()},getBaseElem,isCharacterBox:function isCharacterBox(group){var baseElem=getBaseElem(group);return"mathord"===baseElem.type||"textord"===baseElem.type||"atom"===baseElem.type},protocolFromUrl:function protocolFromUrl(url){var protocol=/^[\x00-\x20]*([^\\/#?]*?)(:|&#0*58|&#x0*3a|&colon)/i.exec(url);return protocol?":"!==protocol[2]?null:/^[a-zA-Z][a-zA-Z0-9+\-.]*$/.test(protocol[1])?protocol[1].toLowerCase():null:"_relative"}},SETTINGS_SCHEMA={displayMode:{type:"boolean",description:"Render math in display mode, which puts the math in display style (so \\int and \\sum are large, for example), and centers the math on the page on its own line.",cli:"-d, --display-mode"},output:{type:{enum:["htmlAndMathml","html","mathml"]},description:"Determines the markup language of the output.",cli:"-F, --format <type>"},leqno:{type:"boolean",description:"Render display math in leqno style (left-justified tags)."},fleqn:{type:"boolean",description:"Render display math flush left."},throwOnError:{type:"boolean",default:!0,cli:"-t, --no-throw-on-error",cliDescription:"Render errors (in the color given by --error-color) instead of throwing a ParseError exception when encountering an error."},errorColor:{type:"string",default:"#cc0000",cli:"-c, --error-color <color>",cliDescription:"A color string given in the format 'rgb' or 'rrggbb' (no #). 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schema=SETTINGS_SCHEMA[prop];this[prop]=void 0!==options[prop]?schema.processor?schema.processor(options[prop]):options[prop]:getDefaultValue(schema)}}reportNonstrict(errorCode,errorMsg,token){var strict=this.strict;if("function"==typeof strict&&(strict=strict(errorCode,errorMsg,token)),strict&&"ignore"!==strict){if(!0===strict||"error"===strict)throw new ParseError("LaTeX-incompatible input and strict mode is set to 'error': "+errorMsg+" ["+errorCode+"]",token);"warn"===strict?"undefined"!=typeof console&&console.warn("LaTeX-incompatible input and strict mode is set to 'warn': "+errorMsg+" ["+errorCode+"]"):"undefined"!=typeof console&&console.warn("LaTeX-incompatible input and strict mode is set to unrecognized '"+strict+"': "+errorMsg+" ["+errorCode+"]")}}useStrictBehavior(errorCode,errorMsg,token){var strict=this.strict;if("function"==typeof strict)try{strict=strict(errorCode,errorMsg,token)}catch(error){strict="error"}return!(!strict||"ignore"===strict)&&(!0===strict||"error"===strict||("warn"===strict?("undefined"!=typeof console&&console.warn("LaTeX-incompatible input and strict mode is set to 'warn': "+errorMsg+" ["+errorCode+"]"),!1):("undefined"!=typeof console&&console.warn("LaTeX-incompatible input and strict mode is set to unrecognized '"+strict+"': "+errorMsg+" ["+errorCode+"]"),!1)))}isTrusted(context){if(context.url&&!context.protocol){var protocol=utils.protocolFromUrl(context.url);if(null==protocol)return!1;context.protocol=protocol}var trust="function"==typeof this.trust?this.trust(context):this.trust;return Boolean(trust)}}class Style{constructor(id,size,cramped){this.id=void 0,this.size=void 0,this.cramped=void 0,this.id=id,this.size=size,this.cramped=cramped}sup(){return styles[sup[this.id]]}sub(){return styles[sub[this.id]]}fracNum(){return styles[fracNum[this.id]]}fracDen(){return 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this.style===style?this:this.extend({style,size:sizeAtStyle(this.textSize,style)})}havingCrampedStyle(){return this.havingStyle(this.style.cramp())}havingSize(size){return this.size===size&&this.textSize===size?this:this.extend({style:this.style.text(),size,textSize:size,sizeMultiplier:sizeMultipliers[size-1]})}havingBaseStyle(style){style=style||this.style.text();var wantSize=sizeAtStyle(Options.BASESIZE,style);return this.size===wantSize&&this.textSize===Options.BASESIZE&&this.style===style?this:this.extend({style,size:wantSize})}havingBaseSizing(){var size;switch(this.style.id){case 4:case 5:size=3;break;case 6:case 7:size=1;break;default:size=6}return this.extend({style:this.style.text(),size})}withColor(color){return this.extend({color})}withPhantom(){return this.extend({phantom:!0})}withFont(font){return this.extend({font})}withTextFontFamily(fontFamily){return this.extend({fontFamily,font:""})}withTextFontWeight(fontWeight){return this.extend({fontWeight,font:""})}withTextFontShape(fontShape){return this.extend({fontShape,font:""})}sizingClasses(oldOptions){return oldOptions.size!==this.size?["sizing","reset-size"+oldOptions.size,"size"+this.size]:[]}baseSizingClasses(){return this.size!==Options.BASESIZE?["sizing","reset-size"+this.size,"size"+Options.BASESIZE]:[]}fontMetrics(){return this._fontMetrics||(this._fontMetrics=function getGlobalMetrics(size){var sizeIndex;if(!fontMetricsBySizeIndex[sizeIndex=size>=5?0:size>=3?1:2]){var metrics=fontMetricsBySizeIndex[sizeIndex]={cssEmPerMu:sigmasAndXis.quad[sizeIndex]/18};for(var key in sigmasAndXis)sigmasAndXis.hasOwnProperty(key)&&(metrics[key]=sigmasAndXis[key][sizeIndex])}return fontMetricsBySizeIndex[sizeIndex]}(this.size)),this._fontMetrics}getColor(){return this.phantom?"transparent":this.color}}Options.BASESIZE=6;var ptPerUnit={pt:1,mm:7227/2540,cm:7227/254,in:72.27,bp:1.00375,pc:12,dd:1238/1157,cc:14856/1157,nd:685/642,nc:1370/107,sp:1/65536,px:1.00375},relativeUnit={ex:!0,em:!0,mu:!0},validUnit=function validUnit(unit){return"string"!=typeof unit&&(unit=unit.unit),unit in ptPerUnit||unit in relativeUnit||"ex"===unit},calculateSize=function calculateSize(sizeValue,options){var scale;if(sizeValue.unit in ptPerUnit)scale=ptPerUnit[sizeValue.unit]/options.fontMetrics().ptPerEm/options.sizeMultiplier;else if("mu"===sizeValue.unit)scale=options.fontMetrics().cssEmPerMu;else{var unitOptions;if(unitOptions=options.style.isTight()?options.havingStyle(options.style.text()):options,"ex"===sizeValue.unit)scale=unitOptions.fontMetrics().xHeight;else{if("em"!==sizeValue.unit)throw new ParseError("Invalid unit: '"+sizeValue.unit+"'");scale=unitOptions.fontMetrics().quad}unitOptions!==options&&(scale*=unitOptions.sizeMultiplier/options.sizeMultiplier)}return 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markup="<"+tagName;this.classes.length&&(markup+=' class="'+utils.escape(createClass(this.classes))+'"');var styles="";for(var style in this.style)this.style.hasOwnProperty(style)&&(styles+=utils.hyphenate(style)+":"+this.style[style]+";");for(var attr in styles&&(markup+=' style="'+utils.escape(styles)+'"'),this.attributes)if(this.attributes.hasOwnProperty(attr)){if(invalidAttributeNameRegex.test(attr))throw new ParseError("Invalid attribute name '"+attr+"'");markup+=" "+attr+'="'+utils.escape(this.attributes[attr])+'"'}markup+=">";for(var i=0;i<this.children.length;i++)markup+=this.children[i].toMarkup();return markup+="</"+tagName+">"};class Span{constructor(classes,children,options,style){this.children=void 0,this.attributes=void 0,this.classes=void 0,this.height=void 0,this.depth=void 0,this.width=void 0,this.maxFontSize=void 0,this.style=void 0,initNode.call(this,classes,options,style),this.children=children||[]}setAttribute(attribute,value){this.attributes[attribute]=value}hasClass(className){return utils.contains(this.classes,className)}toNode(){return toNode.call(this,"span")}toMarkup(){return toMarkup.call(this,"span")}}class Anchor{constructor(href,classes,children,options){this.children=void 0,this.attributes=void 0,this.classes=void 0,this.height=void 0,this.depth=void 0,this.maxFontSize=void 0,this.style=void 0,initNode.call(this,classes,options),this.children=children||[],this.setAttribute("href",href)}setAttribute(attribute,value){this.attributes[attribute]=value}hasClass(className){return utils.contains(this.classes,className)}toNode(){return toNode.call(this,"a")}toMarkup(){return toMarkup.call(this,"a")}}class Img{constructor(src,alt,style){this.src=void 0,this.alt=void 0,this.classes=void 0,this.height=void 0,this.depth=void 0,this.maxFontSize=void 0,this.style=void 0,this.alt=alt,this.src=src,this.classes=["mord"],this.style=style}hasClass(className){return utils.contains(this.classes,className)}toNode(){var node=document.createElement("img");for(var style in node.src=this.src,node.alt=this.alt,node.className="mord",this.style)this.style.hasOwnProperty(style)&&(node.style[style]=this.style[style]);return node}toMarkup(){var markup='<img src="'+utils.escape(this.src)+'" alt="'+utils.escape(this.alt)+'"',styles="";for(var style in this.style)this.style.hasOwnProperty(style)&&(styles+=utils.hyphenate(style)+":"+this.style[style]+";");return styles&&(markup+=' style="'+utils.escape(styles)+'"'),markup+="'/>"}}var iCombinations={î:"ı̂",ï:"ı̈",í:"ı́",ì:"ı̀"};class SymbolNode{constructor(text,height,depth,italic,skew,width,classes,style){this.text=void 0,this.height=void 0,this.depth=void 0,this.italic=void 0,this.skew=void 0,this.width=void 0,this.maxFontSize=void 0,this.classes=void 0,this.style=void 0,this.text=text,this.height=height||0,this.depth=depth||0,this.italic=italic||0,this.skew=skew||0,this.width=width||0,this.classes=classes||[],this.style=style||{},this.maxFontSize=0;var script=function scriptFromCodepoint(codepoint){for(var i=0;i<scriptData.length;i++)for(var script=scriptData[i],_i=0;_i<script.blocks.length;_i++){var block=script.blocks[_i];if(codepoint>=block[0]&&codepoint<=block[1])return script.name}return null}(this.text.charCodeAt(0));script&&this.classes.push(script+"_fallback"),/[îïíì]/.test(this.text)&&(this.text=iCombinations[this.text])}hasClass(className){return utils.contains(this.classes,className)}toNode(){var node=document.createTextNode(this.text),span=null;for(var style in this.italic>0&&((span=document.createElement("span")).style.marginRight=makeEm(this.italic)),this.classes.length>0&&((span=span||document.createElement("span")).className=createClass(this.classes)),this.style)this.style.hasOwnProperty(style)&&((span=span||document.createElement("span")).style[style]=this.style[style]);return span?(span.appendChild(node),span):node}toMarkup(){var needsSpan=!1,markup="<span";this.classes.length&&(needsSpan=!0,markup+=' class="',markup+=utils.escape(createClass(this.classes)),markup+='"');var styles="";for(var style in this.italic>0&&(styles+="margin-right:"+this.italic+"em;"),this.style)this.style.hasOwnProperty(style)&&(styles+=utils.hyphenate(style)+":"+this.style[style]+";");styles&&(needsSpan=!0,markup+=' style="'+utils.escape(styles)+'"');var escaped=utils.escape(this.text);return needsSpan?(markup+=">",markup+=escaped,markup+="</span>"):escaped}}class SvgNode{constructor(children,attributes){this.children=void 0,this.attributes=void 0,this.children=children||[],this.attributes=attributes||{}}toNode(){var node=document.createElementNS("http://www.w3.org/2000/svg","svg");for(var attr in this.attributes)Object.prototype.hasOwnProperty.call(this.attributes,attr)&&node.setAttribute(attr,this.attributes[attr]);for(var i=0;i<this.children.length;i++)node.appendChild(this.children[i].toNode());return node}toMarkup(){var markup='<svg xmlns="http://www.w3.org/2000/svg"';for(var attr in this.attributes)Object.prototype.hasOwnProperty.call(this.attributes,attr)&&(markup+=" "+attr+'="'+utils.escape(this.attributes[attr])+'"');markup+=">";for(var i=0;i<this.children.length;i++)markup+=this.children[i].toMarkup();return markup+="</svg>"}}class PathNode{constructor(pathName,alternate){this.pathName=void 0,this.alternate=void 0,this.pathName=pathName,this.alternate=alternate}toNode(){var node=document.createElementNS("http://www.w3.org/2000/svg","path");return 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makeSymbol(text,wideFontName,mode,options,classes.concat(wideFontClass));if(fontOrFamily){var fontName,fontClasses;if("boldsymbol"===fontOrFamily){var fontData=function boldsymbol(value,mode,options,classes,type){return"textord"!==type&&lookupSymbol(value,"Math-BoldItalic",mode).metrics?{fontName:"Math-BoldItalic",fontClass:"boldsymbol"}:{fontName:"Main-Bold",fontClass:"mathbf"}}(text,mode,0,0,type);fontName=fontData.fontName,fontClasses=[fontData.fontClass]}else isFont?(fontName=fontMap[fontOrFamily].fontName,fontClasses=[fontOrFamily]):(fontName=retrieveTextFontName(fontOrFamily,options.fontWeight,options.fontShape),fontClasses=[fontOrFamily,options.fontWeight,options.fontShape]);if(lookupSymbol(text,fontName,mode).metrics)return makeSymbol(text,fontName,mode,options,classes.concat(fontClasses));if(ligatures.hasOwnProperty(text)&&"Typewriter"===fontName.slice(0,10)){for(var parts=[],i=0;i<text.length;i++)parts.push(makeSymbol(text[i],fontName,mode,options,classes.concat(fontClasses)));return makeFragment(parts)}}if("mathord"===type)return makeSymbol(text,"Math-Italic",mode,options,classes.concat(["mathnormal"]));if("textord"===type){var font=symbols[mode][text]&&symbols[mode][text].font;if("ams"===font){var _fontName=retrieveTextFontName("amsrm",options.fontWeight,options.fontShape);return makeSymbol(text,_fontName,mode,options,classes.concat("amsrm",options.fontWeight,options.fontShape))}if("main"!==font&&font){var _fontName3=retrieveTextFontName(font,options.fontWeight,options.fontShape);return makeSymbol(text,_fontName3,mode,options,classes.concat(_fontName3,options.fontWeight,options.fontShape))}var _fontName2=retrieveTextFontName("textrm",options.fontWeight,options.fontShape);return makeSymbol(text,_fontName2,mode,options,classes.concat(options.fontWeight,options.fontShape))}throw new Error("unexpected type: "+type+" in makeOrd")},makeGlue:(measurement,options)=>{var rule=makeSpan$2(["mspace"],[],options),size=calculateSize(measurement,options);return rule.style.marginRight=makeEm(size),rule},staticSvg:function staticSvg(value,options){var[pathName,width,height]=svgData[value],path=new PathNode(pathName),svgNode=new SvgNode([path],{width:makeEm(width),height:makeEm(height),style:"width:"+makeEm(width),viewBox:"0 0 "+1e3*width+" "+1e3*height,preserveAspectRatio:"xMinYMin"}),span=makeSvgSpan(["overlay"],[svgNode],options);return span.height=height,span.style.height=makeEm(height),span.style.width=makeEm(width),span},svgData,tryCombineChars:chars=>{for(var i=0;i<chars.length-1;i++){var prev=chars[i],next=chars[i+1];prev instanceof SymbolNode&&next instanceof SymbolNode&&canCombine(prev,next)&&(prev.text+=next.text,prev.height=Math.max(prev.height,next.height),prev.depth=Math.max(prev.depth,next.depth),prev.italic=next.italic,chars.splice(i+1,1),i--)}return chars}},thinspace={number:3,unit:"mu"},mediumspace={number:4,unit:"mu"},thickspace={number:5,unit:"mu"},spacings={mord:{mop:thinspace,mbin:mediumspace,mrel:thickspace,minner:thinspace},mop:{mord:thinspace,mop:thinspace,mrel:thickspace,minner:thinspace},mbin:{mord:mediumspace,mop:mediumspace,mopen:mediumspace,minner:mediumspace},mrel:{mord:thickspace,mop:thickspace,mopen:thickspace,minner:thickspace},mopen:{},mclose:{mop:thinspace,mbin:mediumspace,mrel:thickspace,minner:thinspace},mpunct:{mord:thinspace,mop:thinspace,mrel:thickspace,mopen:thinspace,mclose:thinspace,mpunct:thinspace,minner:thinspace},minner:{mord:thinspace,mop:thinspace,mbin:mediumspace,mrel:thickspace,mopen:thinspace,mpunct:thinspace,minner:thinspace}},tightSpacings={mord:{mop:thinspace},mop:{mord:thinspace,mop:thinspace},mbin:{},mrel:{},mopen:{},mclose:{mop:thinspace},mpunct:{},minner:{mop:thinspace}},_functions={},_htmlGroupBuilders={},_mathmlGroupBuilders={};function defineFunction(_ref){for(var{type,names,props,handler,htmlBuilder,mathmlBuilder}=_ref,data={type,numArgs:props.numArgs,argTypes:props.argTypes,allowedInArgument:!!props.allowedInArgument,allowedInText:!!props.allowedInText,allowedInMath:void 0===props.allowedInMath||props.allowedInMath,numOptionalArgs:props.numOptionalArgs||0,infix:!!props.infix,primitive:!!props.primitive,handler},i=0;i<names.length;++i)_functions[names[i]]=data;type&&(htmlBuilder&&(_htmlGroupBuilders[type]=htmlBuilder),mathmlBuilder&&(_mathmlGroupBuilders[type]=mathmlBuilder))}function defineFunctionBuilders(_ref2){var{type,htmlBuilder,mathmlBuilder}=_ref2;defineFunction({type,names:[],props:{numArgs:0},handler(){throw new Error("Should never be called.")},htmlBuilder,mathmlBuilder})}var normalizeArgument=function normalizeArgument(arg){return"ordgroup"===arg.type&&1===arg.body.length?arg.body[0]:arg},ordargument=function ordargument(arg){return"ordgroup"===arg.type?arg.body:[arg]},makeSpan$1=buildCommon.makeSpan,binLeftCanceller=["leftmost","mbin","mopen","mrel","mop","mpunct"],binRightCanceller=["rightmost","mrel","mclose","mpunct"],styleMap$1={display:Style$1.DISPLAY,text:Style$1.TEXT,script:Style$1.SCRIPT,scriptscript:Style$1.SCRIPTSCRIPT},DomEnum={mord:"mord",mop:"mop",mbin:"mbin",mrel:"mrel",mopen:"mopen",mclose:"mclose",mpunct:"mpunct",minner:"minner"},buildExpression$1=function buildExpression(expression,options,isRealGroup,surrounding){void 0===surrounding&&(surrounding=[null,null]);for(var groups=[],i=0;i<expression.length;i++){var output=buildGroup$1(expression[i],options);if(output instanceof DocumentFragment){var children=output.children;groups.push(...children)}else groups.push(output)}if(buildCommon.tryCombineChars(groups),!isRealGroup)return groups;var glueOptions=options;if(1===expression.length){var node=expression[0];"sizing"===node.type?glueOptions=options.havingSize(node.size):"styling"===node.type&&(glueOptions=options.havingStyle(styleMap$1[node.style]))}var dummyPrev=makeSpan$1([surrounding[0]||"leftmost"],[],options),dummyNext=makeSpan$1([surrounding[1]||"rightmost"],[],options),isRoot="root"===isRealGroup;return traverseNonSpaceNodes(groups,((node,prev)=>{var prevType=prev.classes[0],type=node.classes[0];"mbin"===prevType&&utils.contains(binRightCanceller,type)?prev.classes[0]="mord":"mbin"===type&&utils.contains(binLeftCanceller,prevType)&&(node.classes[0]="mord")}),{node:dummyPrev},dummyNext,isRoot),traverseNonSpaceNodes(groups,((node,prev)=>{var prevType=getTypeOfDomTree(prev),type=getTypeOfDomTree(node),space=prevType&&type?node.hasClass("mtight")?tightSpacings[prevType][type]:spacings[prevType][type]:null;if(space)return buildCommon.makeGlue(space,glueOptions)}),{node:dummyPrev},dummyNext,isRoot),groups},traverseNonSpaceNodes=function traverseNonSpaceNodes(nodes,callback,prev,next,isRoot){next&&nodes.push(next);for(var i=0;i<nodes.length;i++){var node=nodes[i],partialGroup=checkPartialGroup(node);if(partialGroup)traverseNonSpaceNodes(partialGroup.children,callback,prev,null,isRoot);else{var nonspace=!node.hasClass("mspace");if(nonspace){var result=callback(node,prev.node);result&&(prev.insertAfter?prev.insertAfter(result):(nodes.unshift(result),i++))}nonspace?prev.node=node:isRoot&&node.hasClass("newline")&&(prev.node=makeSpan$1(["leftmost"])),prev.insertAfter=(index=>n=>{nodes.splice(index+1,0,n),i++})(i)}}next&&nodes.pop()},checkPartialGroup=function checkPartialGroup(node){return node instanceof DocumentFragment||node instanceof Anchor||node instanceof Span&&node.hasClass("enclosing")?node:null},getOutermostNode=function getOutermostNode(node,side){var partialGroup=checkPartialGroup(node);if(partialGroup){var children=partialGroup.children;if(children.length){if("right"===side)return getOutermostNode(children[children.length-1],"right");if("left"===side)return getOutermostNode(children[0],"left")}}return node},getTypeOfDomTree=function getTypeOfDomTree(node,side){return node?(side&&(node=getOutermostNode(node,side)),DomEnum[node.classes[0]]||null):null},makeNullDelimiter=function makeNullDelimiter(options,classes){var moreClasses=["nulldelimiter"].concat(options.baseSizingClasses());return makeSpan$1(classes.concat(moreClasses))},buildGroup$1=function buildGroup(group,options,baseOptions){if(!group)return makeSpan$1();if(_htmlGroupBuilders[group.type]){var groupNode=_htmlGroupBuilders[group.type](group,options);if(baseOptions&&options.size!==baseOptions.size){groupNode=makeSpan$1(options.sizingClasses(baseOptions),[groupNode],options);var multiplier=options.sizeMultiplier/baseOptions.sizeMultiplier;groupNode.height*=multiplier,groupNode.depth*=multiplier}return groupNode}throw new ParseError("Got group of unknown type: '"+group.type+"'")};function buildHTMLUnbreakable(children,options){var body=makeSpan$1(["base"],children,options),strut=makeSpan$1(["strut"]);return strut.style.height=makeEm(body.height+body.depth),body.depth&&(strut.style.verticalAlign=makeEm(-body.depth)),body.children.unshift(strut),body}function buildHTML(tree,options){var tag=null;1===tree.length&&"tag"===tree[0].type&&(tag=tree[0].tag,tree=tree[0].body);var eqnNum,expression=buildExpression$1(tree,options,"root");2===expression.length&&expression[1].hasClass("tag")&&(eqnNum=expression.pop());for(var tagChild,children=[],parts=[],i=0;i<expression.length;i++)if(parts.push(expression[i]),expression[i].hasClass("mbin")||expression[i].hasClass("mrel")||expression[i].hasClass("allowbreak")){for(var nobreak=!1;i<expression.length-1&&expression[i+1].hasClass("mspace")&&!expression[i+1].hasClass("newline");)i++,parts.push(expression[i]),expression[i].hasClass("nobreak")&&(nobreak=!0);nobreak||(children.push(buildHTMLUnbreakable(parts,options)),parts=[])}else expression[i].hasClass("newline")&&(parts.pop(),parts.length>0&&(children.push(buildHTMLUnbreakable(parts,options)),parts=[]),children.push(expression[i]));parts.length>0&&children.push(buildHTMLUnbreakable(parts,options)),tag?((tagChild=buildHTMLUnbreakable(buildExpression$1(tag,options,!0))).classes=["tag"],children.push(tagChild)):eqnNum&&children.push(eqnNum);var htmlNode=makeSpan$1(["katex-html"],children);if(htmlNode.setAttribute("aria-hidden","true"),tagChild){var strut=tagChild.children[0];strut.style.height=makeEm(htmlNode.height+htmlNode.depth),htmlNode.depth&&(strut.style.verticalAlign=makeEm(-htmlNode.depth))}return htmlNode}function newDocumentFragment(children){return new DocumentFragment(children)}class MathNode{constructor(type,children,classes){this.type=void 0,this.attributes=void 0,this.children=void 0,this.classes=void 0,this.type=type,this.attributes={},this.children=children||[],this.classes=classes||[]}setAttribute(name,value){this.attributes[name]=value}getAttribute(name){return this.attributes[name]}toNode(){var node=document.createElementNS("http://www.w3.org/1998/Math/MathML",this.type);for(var attr in this.attributes)Object.prototype.hasOwnProperty.call(this.attributes,attr)&&node.setAttribute(attr,this.attributes[attr]);this.classes.length>0&&(node.className=createClass(this.classes));for(var i=0;i<this.children.length;i++)if(this.children[i]instanceof TextNode&&this.children[i+1]instanceof TextNode){for(var text=this.children[i].toText()+this.children[++i].toText();this.children[i+1]instanceof TextNode;)text+=this.children[++i].toText();node.appendChild(new TextNode(text).toNode())}else node.appendChild(this.children[i].toNode());return node}toMarkup(){var markup="<"+this.type;for(var attr in this.attributes)Object.prototype.hasOwnProperty.call(this.attributes,attr)&&(markup+=" "+attr+'="',markup+=utils.escape(this.attributes[attr]),markup+='"');this.classes.length>0&&(markup+=' class ="'+utils.escape(createClass(this.classes))+'"'),markup+=">";for(var i=0;i<this.children.length;i++)markup+=this.children[i].toMarkup();return markup+="</"+this.type+">"}toText(){return this.children.map((child=>child.toText())).join("")}}class TextNode{constructor(text){this.text=void 0,this.text=text}toNode(){return document.createTextNode(this.text)}toMarkup(){return utils.escape(this.toText())}toText(){return this.text}}var mathMLTree={MathNode,TextNode,SpaceNode:class SpaceNode{constructor(width){this.width=void 0,this.character=void 0,this.width=width,this.character=width>=.05555&&width<=.05556?" ":width>=.1666&&width<=.1667?" ":width>=.2222&&width<=.2223?" ":width>=.2777&&width<=.2778?"  ":width>=-.05556&&width<=-.05555?" ⁣":width>=-.1667&&width<=-.1666?" ⁣":width>=-.2223&&width<=-.2222?" ⁣":width>=-.2778&&width<=-.2777?" ⁣":null}toNode(){if(this.character)return document.createTextNode(this.character);var node=document.createElementNS("http://www.w3.org/1998/Math/MathML","mspace");return node.setAttribute("width",makeEm(this.width)),node}toMarkup(){return this.character?"<mtext>"+this.character+"</mtext>":'<mspace width="'+makeEm(this.width)+'"/>'}toText(){return this.character?this.character:" "}},newDocumentFragment},makeText=function makeText(text,mode,options){return!symbols[mode][text]||!symbols[mode][text].replace||55349===text.charCodeAt(0)||ligatures.hasOwnProperty(text)&&options&&(options.fontFamily&&"tt"===options.fontFamily.slice(4,6)||options.font&&"tt"===options.font.slice(4,6))||(text=symbols[mode][text].replace),new mathMLTree.TextNode(text)},makeRow=function makeRow(body){return 1===body.length?body[0]:new mathMLTree.MathNode("mrow",body)},getVariant=function getVariant(group,options){if("texttt"===options.fontFamily)return"monospace";if("textsf"===options.fontFamily)return"textit"===options.fontShape&&"textbf"===options.fontWeight?"sans-serif-bold-italic":"textit"===options.fontShape?"sans-serif-italic":"textbf"===options.fontWeight?"bold-sans-serif":"sans-serif";if("textit"===options.fontShape&&"textbf"===options.fontWeight)return"bold-italic";if("textit"===options.fontShape)return"italic";if("textbf"===options.fontWeight)return"bold";var font=options.font;if(!font||"mathnormal"===font)return null;var mode=group.mode;if("mathit"===font)return"italic";if("boldsymbol"===font)return"textord"===group.type?"bold":"bold-italic";if("mathbf"===font)return"bold";if("mathbb"===font)return"double-struck";if("mathsfit"===font)return"sans-serif-italic";if("mathfrak"===font)return"fraktur";if("mathscr"===font||"mathcal"===font)return"script";if("mathsf"===font)return"sans-serif";if("mathtt"===font)return"monospace";var text=group.text;return utils.contains(["\\imath","\\jmath"],text)?null:(symbols[mode][text]&&symbols[mode][text].replace&&(text=symbols[mode][text].replace),getCharacterMetrics(text,buildCommon.fontMap[font].fontName,mode)?buildCommon.fontMap[font].variant:null)};function isNumberPunctuation(group){if(!group)return!1;if("mi"===group.type&&1===group.children.length){var child=group.children[0];return child instanceof TextNode&&"."===child.text}if("mo"===group.type&&1===group.children.length&&"true"===group.getAttribute("separator")&&"0em"===group.getAttribute("lspace")&&"0em"===group.getAttribute("rspace")){var _child=group.children[0];return _child instanceof TextNode&&","===_child.text}return!1}var buildExpression=function buildExpression(expression,options,isOrdgroup){if(1===expression.length){var group=buildGroup(expression[0],options);return isOrdgroup&&group instanceof MathNode&&"mo"===group.type&&(group.setAttribute("lspace","0em"),group.setAttribute("rspace","0em")),[group]}for(var lastGroup,groups=[],i=0;i<expression.length;i++){var _group=buildGroup(expression[i],options);if(_group instanceof MathNode&&lastGroup instanceof MathNode){if("mtext"===_group.type&&"mtext"===lastGroup.type&&_group.getAttribute("mathvariant")===lastGroup.getAttribute("mathvariant")){lastGroup.children.push(..._group.children);continue}if("mn"===_group.type&&"mn"===lastGroup.type){lastGroup.children.push(..._group.children);continue}if(isNumberPunctuation(_group)&&"mn"===lastGroup.type){lastGroup.children.push(..._group.children);continue}if("mn"===_group.type&&isNumberPunctuation(lastGroup))_group.children=[...lastGroup.children,..._group.children],groups.pop();else if(("msup"===_group.type||"msub"===_group.type)&&_group.children.length>=1&&("mn"===lastGroup.type||isNumberPunctuation(lastGroup))){var base=_group.children[0];base instanceof MathNode&&"mn"===base.type&&(base.children=[...lastGroup.children,...base.children],groups.pop())}else if("mi"===lastGroup.type&&1===lastGroup.children.length){var lastChild=lastGroup.children[0];if(lastChild instanceof TextNode&&"̸"===lastChild.text&&("mo"===_group.type||"mi"===_group.type||"mn"===_group.type)){var child=_group.children[0];child instanceof TextNode&&child.text.length>0&&(child.text=child.text.slice(0,1)+"̸"+child.text.slice(1),groups.pop())}}}groups.push(_group),lastGroup=_group}return groups},buildExpressionRow=function buildExpressionRow(expression,options,isOrdgroup){return makeRow(buildExpression(expression,options,isOrdgroup))},buildGroup=function buildGroup(group,options){if(!group)return new mathMLTree.MathNode("mrow");if(_mathmlGroupBuilders[group.type])return _mathmlGroupBuilders[group.type](group,options);throw new ParseError("Got group of unknown type: '"+group.type+"'")};function buildMathML(tree,texExpression,options,isDisplayMode,forMathmlOnly){var wrapper,expression=buildExpression(tree,options);wrapper=1===expression.length&&expression[0]instanceof MathNode&&utils.contains(["mrow","mtable"],expression[0].type)?expression[0]:new mathMLTree.MathNode("mrow",expression);var annotation=new mathMLTree.MathNode("annotation",[new mathMLTree.TextNode(texExpression)]);annotation.setAttribute("encoding","application/x-tex");var semantics=new mathMLTree.MathNode("semantics",[wrapper,annotation]),math=new mathMLTree.MathNode("math",[semantics]);math.setAttribute("xmlns","http://www.w3.org/1998/Math/MathML"),isDisplayMode&&math.setAttribute("display","block");var wrapperClass=forMathmlOnly?"katex":"katex-mathml";return buildCommon.makeSpan([wrapperClass],[math])}var optionsFromSettings=function optionsFromSettings(settings){return new Options({style:settings.displayMode?Style$1.DISPLAY:Style$1.TEXT,maxSize:settings.maxSize,minRuleThickness:settings.minRuleThickness})},displayWrap=function displayWrap(node,settings){if(settings.displayMode){var classes=["katex-display"];settings.leqno&&classes.push("leqno"),settings.fleqn&&classes.push("fleqn"),node=buildCommon.makeSpan(classes,[node])}return node},stretchyCodePoint={widehat:"^",widecheck:"ˇ",widetilde:"~",utilde:"~",overleftarrow:"←",underleftarrow:"←",xleftarrow:"←",overrightarrow:"→",underrightarrow:"→",xrightarrow:"→",underbrace:"⏟",overbrace:"⏞",overgroup:"⏠",undergroup:"⏡",overleftrightarrow:"↔",underleftrightarrow:"↔",xleftrightarrow:"↔",Overrightarrow:"⇒",xRightarrow:"⇒",overleftharpoon:"↼",xleftharpoonup:"↼",overrightharpoon:"⇀",xrightharpoonup:"⇀",xLeftarrow:"⇐",xLeftrightarrow:"⇔",xhookleftarrow:"↩",xhookrightarrow:"↪",xmapsto:"↦",xrightharpoondown:"⇁",xleftharpoondown:"↽",xrightleftharpoons:"⇌",xleftrightharpoons:"⇋",xtwoheadleftarrow:"↞",xtwoheadrightarrow:"↠",xlongequal:"=",xtofrom:"⇄",xrightleftarrows:"⇄",xrightequilibrium:"⇌",xleftequilibrium:"⇋","\\cdrightarrow":"→","\\cdleftarrow":"←","\\cdlongequal":"="},katexImagesData={overrightarrow:[["rightarrow"],.888,522,"xMaxYMin"],overleftarrow:[["leftarrow"],.888,522,"xMinYMin"],underrightarrow:[["rightarrow"],.888,522,"xMaxYMin"],underleftarrow:[["leftarrow"],.888,522,"xMinYMin"],xrightarrow:[["rightarrow"],1.469,522,"xMaxYMin"],"\\cdrightarrow":[["rightarrow"],3,522,"xMaxYMin"],xleftarrow:[["leftarrow"],1.469,522,"xMinYMin"],"\\cdleftarrow":[["leftarrow"],3,522,"xMinYMin"],Overrightarrow:[["doublerightarrow"],.888,560,"xMaxYMin"],xRightarrow:[["doublerightarrow"],1.526,560,"xMaxYMin"],xLeftarrow:[["doubleleftarrow"],1.526,560,"xMinYMin"],overleftharpoon:[["leftharpoon"],.888,522,"xMinYMin"],xleftharpoonup:[["leftharpoon"],.888,522,"xMinYMin"],xleftharpoondown:[["leftharpoondown"],.888,522,"xMinYMin"],overrightharpoon:[["rightharpoon"],.888,522,"xMaxYMin"],xrightharpoonup:[["rightharpoon"],.888,522,"xMaxYMin"],xrightharpoondown:[["rightharpoondown"],.888,522,"xMaxYMin"],xlongequal:[["longequal"],.888,334,"xMinYMin"],"\\cdlongequal":[["longequal"],3,334,"xMinYMin"],xtwoheadleftarrow:[["twoheadleftarrow"],.888,334,"xMinYMin"],xtwoheadrightarrow:[["twoheadrightarrow"],.888,334,"xMaxYMin"],overleftrightarrow:[["leftarrow","rightarrow"],.888,522],overbrace:[["leftbrace","midbrace","rightbrace"],1.6,548],underbrace:[["leftbraceunder","midbraceunder","rightbraceunder"],1.6,548],underleftrightarrow:[["leftarrow","rightarrow"],.888,522],xleftrightarrow:[["leftarrow","rightarrow"],1.75,522],xLeftrightarrow:[["doubleleftarrow","doublerightarrow"],1.75,560],xrightleftharpoons:[["leftharpoondownplus","rightharpoonplus"],1.75,716],xleftrightharpoons:[["leftharpoonplus","rightharpoondownplus"],1.75,716],xhookleftarrow:[["leftarrow","righthook"],1.08,522],xhookrightarrow:[["lefthook","rightarrow"],1.08,522],overlinesegment:[["leftlinesegment","rightlinesegment"],.888,522],underlinesegment:[["leftlinesegment","rightlinesegment"],.888,522],overgroup:[["leftgroup","rightgroup"],.888,342],undergroup:[["leftgroupunder","rightgroupunder"],.888,342],xmapsto:[["leftmapsto","rightarrow"],1.5,522],xtofrom:[["leftToFrom","rightToFrom"],1.75,528],xrightleftarrows:[["baraboveleftarrow","rightarrowabovebar"],1.75,901],xrightequilibrium:[["baraboveshortleftharpoon","rightharpoonaboveshortbar"],1.75,716],xleftequilibrium:[["shortbaraboveleftharpoon","shortrightharpoonabovebar"],1.75,716]},stretchy_encloseSpan=function encloseSpan(inner,label,topPad,bottomPad,options){var img,totalHeight=inner.height+inner.depth+topPad+bottomPad;if(/fbox|color|angl/.test(label)){if(img=buildCommon.makeSpan(["stretchy",label],[],options),"fbox"===label){var color=options.color&&options.getColor();color&&(img.style.borderColor=color)}}else{var lines=[];/^[bx]cancel$/.test(label)&&lines.push(new LineNode({x1:"0",y1:"0",x2:"100%",y2:"100%","stroke-width":"0.046em"})),/^x?cancel$/.test(label)&&lines.push(new LineNode({x1:"0",y1:"100%",x2:"100%",y2:"0","stroke-width":"0.046em"}));var svgNode=new SvgNode(lines,{width:"100%",height:makeEm(totalHeight)});img=buildCommon.makeSvgSpan([],[svgNode],options)}return img.height=totalHeight,img.style.height=makeEm(totalHeight),img},stretchy_mathMLnode=function mathMLnode(label){var node=new mathMLTree.MathNode("mo",[new mathMLTree.TextNode(stretchyCodePoint[label.replace(/^\\/,"")])]);return node.setAttribute("stretchy","true"),node},stretchy_svgSpan=function svgSpan(group,options){var{span,minWidth,height}=function buildSvgSpan_(){var viewBoxWidth=4e5,label=group.label.slice(1);if(utils.contains(["widehat","widecheck","widetilde","utilde"],label)){var viewBoxHeight,pathName,_height,numChars=function groupLength(arg){return"ordgroup"===arg.type?arg.body.length:1}(group.base);if(numChars>5)"widehat"===label||"widecheck"===label?(viewBoxHeight=420,viewBoxWidth=2364,_height=.42,pathName=label+"4"):(viewBoxHeight=312,viewBoxWidth=2340,_height=.34,pathName="tilde4");else{var imgIndex=[1,1,2,2,3,3][numChars];"widehat"===label||"widecheck"===label?(viewBoxWidth=[0,1062,2364,2364,2364][imgIndex],viewBoxHeight=[0,239,300,360,420][imgIndex],_height=[0,.24,.3,.3,.36,.42][imgIndex],pathName=label+imgIndex):(viewBoxWidth=[0,600,1033,2339,2340][imgIndex],viewBoxHeight=[0,260,286,306,312][imgIndex],_height=[0,.26,.286,.3,.306,.34][imgIndex],pathName="tilde"+imgIndex)}var path=new PathNode(pathName),svgNode=new SvgNode([path],{width:"100%",height:makeEm(_height),viewBox:"0 0 "+viewBoxWidth+" "+viewBoxHeight,preserveAspectRatio:"none"});return{span:buildCommon.makeSvgSpan([],[svgNode],options),minWidth:0,height:_height}}var widthClasses,aligns,spans=[],data=katexImagesData[label],[paths,_minWidth,_viewBoxHeight]=data,_height2=_viewBoxHeight/1e3,numSvgChildren=paths.length;if(1===numSvgChildren)widthClasses=["hide-tail"],aligns=[data[3]];else if(2===numSvgChildren)widthClasses=["halfarrow-left","halfarrow-right"],aligns=["xMinYMin","xMaxYMin"];else{if(3!==numSvgChildren)throw new Error("Correct katexImagesData or update code here to support\n                    "+numSvgChildren+" children.");widthClasses=["brace-left","brace-center","brace-right"],aligns=["xMinYMin","xMidYMin","xMaxYMin"]}for(var i=0;i<numSvgChildren;i++){var _path=new PathNode(paths[i]),_svgNode=new SvgNode([_path],{width:"400em",height:makeEm(_height2),viewBox:"0 0 "+viewBoxWidth+" "+_viewBoxHeight,preserveAspectRatio:aligns[i]+" slice"}),_span=buildCommon.makeSvgSpan([widthClasses[i]],[_svgNode],options);if(1===numSvgChildren)return{span:_span,minWidth:_minWidth,height:_height2};_span.style.height=makeEm(_height2),spans.push(_span)}return{span:buildCommon.makeSpan(["stretchy"],spans,options),minWidth:_minWidth,height:_height2}}();return span.height=height,span.style.height=makeEm(height),minWidth>0&&(span.style.minWidth=makeEm(minWidth)),span};function assertNodeType(node,type){if(!node||node.type!==type)throw new Error("Expected node of type "+type+", but got "+(node?"node of type "+node.type:String(node)));return node}function assertSymbolNodeType(node){var typedNode=checkSymbolNodeType(node);if(!typedNode)throw new Error("Expected node of symbol group type, but got "+(node?"node of type "+node.type:String(node)));return typedNode}function checkSymbolNodeType(node){return node&&("atom"===node.type||NON_ATOMS.hasOwnProperty(node.type))?node:null}var htmlBuilder$a=(grp,options)=>{var base,group,supSubGroup;grp&&"supsub"===grp.type?(base=(group=assertNodeType(grp.base,"accent")).base,grp.base=base,supSubGroup=function assertSpan(group){if(group instanceof Span)return group;throw new Error("Expected span<HtmlDomNode> but got "+String(group)+".")}(buildGroup$1(grp,options)),grp.base=group):base=(group=assertNodeType(grp,"accent")).base;var body=buildGroup$1(base,options.havingCrampedStyle()),skew=0;if(group.isShifty&&utils.isCharacterBox(base)){var baseChar=utils.getBaseElem(base);skew=assertSymbolDomNode(buildGroup$1(baseChar,options.havingCrampedStyle())).skew}var accentBody,accentBelow="\\c"===group.label,clearance=accentBelow?body.height+body.depth:Math.min(body.height,options.fontMetrics().xHeight);if(group.isStretchy)accentBody=stretchy_svgSpan(group,options),accentBody=buildCommon.makeVList({positionType:"firstBaseline",children:[{type:"elem",elem:body},{type:"elem",elem:accentBody,wrapperClasses:["svg-align"],wrapperStyle:skew>0?{width:"calc(100% - "+makeEm(2*skew)+")",marginLeft:makeEm(2*skew)}:void 0}]},options);else{var accent,width;"\\vec"===group.label?(accent=buildCommon.staticSvg("vec",options),width=buildCommon.svgData.vec[1]):((accent=assertSymbolDomNode(accent=buildCommon.makeOrd({mode:group.mode,text:group.label},options,"textord"))).italic=0,width=accent.width,accentBelow&&(clearance+=accent.depth)),accentBody=buildCommon.makeSpan(["accent-body"],[accent]);var accentFull="\\textcircled"===group.label;accentFull&&(accentBody.classes.push("accent-full"),clearance=body.height);var left=skew;accentFull||(left-=width/2),accentBody.style.left=makeEm(left),"\\textcircled"===group.label&&(accentBody.style.top=".2em"),accentBody=buildCommon.makeVList({positionType:"firstBaseline",children:[{type:"elem",elem:body},{type:"kern",size:-clearance},{type:"elem",elem:accentBody}]},options)}var accentWrap=buildCommon.makeSpan(["mord","accent"],[accentBody],options);return supSubGroup?(supSubGroup.children[0]=accentWrap,supSubGroup.height=Math.max(accentWrap.height,supSubGroup.height),supSubGroup.classes[0]="mord",supSubGroup):accentWrap},mathmlBuilder$9=(group,options)=>{var accentNode=group.isStretchy?stretchy_mathMLnode(group.label):new mathMLTree.MathNode("mo",[makeText(group.label,group.mode)]),node=new mathMLTree.MathNode("mover",[buildGroup(group.base,options),accentNode]);return node.setAttribute("accent","true"),node},NON_STRETCHY_ACCENT_REGEX=new RegExp(["\\acute","\\grave","\\ddot","\\tilde","\\bar","\\breve","\\check","\\hat","\\vec","\\dot","\\mathring"].map((accent=>"\\"+accent)).join("|"));defineFunction({type:"accent",names:["\\acute","\\grave","\\ddot","\\tilde","\\bar","\\breve","\\check","\\hat","\\vec","\\dot","\\mathring","\\widecheck","\\widehat","\\widetilde","\\overrightarrow","\\overleftarrow","\\Overrightarrow","\\overleftrightarrow","\\overgroup","\\overlinesegment","\\overleftharpoon","\\overrightharpoon"],props:{numArgs:1},handler:(context,args)=>{var base=normalizeArgument(args[0]),isStretchy=!NON_STRETCHY_ACCENT_REGEX.test(context.funcName),isShifty=!isStretchy||"\\widehat"===context.funcName||"\\widetilde"===context.funcName||"\\widecheck"===context.funcName;return{type:"accent",mode:context.parser.mode,label:context.funcName,isStretchy,isShifty,base}},htmlBuilder:htmlBuilder$a,mathmlBuilder:mathmlBuilder$9}),defineFunction({type:"accent",names:["\\'","\\`","\\^","\\~","\\=","\\u","\\.",'\\"',"\\c","\\r","\\H","\\v","\\textcircled"],props:{numArgs:1,allowedInText:!0,allowedInMath:!0,argTypes:["primitive"]},handler:(context,args)=>{var base=args[0],mode=context.parser.mode;return"math"===mode&&(context.parser.settings.reportNonstrict("mathVsTextAccents","LaTeX's accent "+context.funcName+" works only in text mode"),mode="text"),{type:"accent",mode,label:context.funcName,isStretchy:!1,isShifty:!0,base}},htmlBuilder:htmlBuilder$a,mathmlBuilder:mathmlBuilder$9}),defineFunction({type:"accentUnder",names:["\\underleftarrow","\\underrightarrow","\\underleftrightarrow","\\undergroup","\\underlinesegment","\\utilde"],props:{numArgs:1},handler:(_ref,args)=>{var{parser,funcName}=_ref,base=args[0];return{type:"accentUnder",mode:parser.mode,label:funcName,base}},htmlBuilder:(group,options)=>{var innerGroup=buildGroup$1(group.base,options),accentBody=stretchy_svgSpan(group,options),kern="\\utilde"===group.label?.12:0,vlist=buildCommon.makeVList({positionType:"top",positionData:innerGroup.height,children:[{type:"elem",elem:accentBody,wrapperClasses:["svg-align"]},{type:"kern",size:kern},{type:"elem",elem:innerGroup}]},options);return buildCommon.makeSpan(["mord","accentunder"],[vlist],options)},mathmlBuilder:(group,options)=>{var accentNode=stretchy_mathMLnode(group.label),node=new mathMLTree.MathNode("munder",[buildGroup(group.base,options),accentNode]);return node.setAttribute("accentunder","true"),node}});var paddedNode=group=>{var node=new mathMLTree.MathNode("mpadded",group?[group]:[]);return node.setAttribute("width","+0.6em"),node.setAttribute("lspace","0.3em"),node};defineFunction({type:"xArrow",names:["\\xleftarrow","\\xrightarrow","\\xLeftarrow","\\xRightarrow","\\xleftrightarrow","\\xLeftrightarrow","\\xhookleftarrow","\\xhookrightarrow","\\xmapsto","\\xrightharpoondown","\\xrightharpoonup","\\xleftharpoondown","\\xleftharpoonup","\\xrightleftharpoons","\\xleftrightharpoons","\\xlongequal","\\xtwoheadrightarrow","\\xtwoheadleftarrow","\\xtofrom","\\xrightleftarrows","\\xrightequilibrium","\\xleftequilibrium","\\\\cdrightarrow","\\\\cdleftarrow","\\\\cdlongequal"],props:{numArgs:1,numOptionalArgs:1},handler(_ref,args,optArgs){var{parser,funcName}=_ref;return{type:"xArrow",mode:parser.mode,label:funcName,body:args[0],below:optArgs[0]}},htmlBuilder(group,options){var lowerGroup,style=options.style,newOptions=options.havingStyle(style.sup()),upperGroup=buildCommon.wrapFragment(buildGroup$1(group.body,newOptions,options),options),arrowPrefix="\\x"===group.label.slice(0,2)?"x":"cd";upperGroup.classes.push(arrowPrefix+"-arrow-pad"),group.below&&(newOptions=options.havingStyle(style.sub()),(lowerGroup=buildCommon.wrapFragment(buildGroup$1(group.below,newOptions,options),options)).classes.push(arrowPrefix+"-arrow-pad"));var vlist,arrowBody=stretchy_svgSpan(group,options),arrowShift=-options.fontMetrics().axisHeight+.5*arrowBody.height,upperShift=-options.fontMetrics().axisHeight-.5*arrowBody.height-.111;if((upperGroup.depth>.25||"\\xleftequilibrium"===group.label)&&(upperShift-=upperGroup.depth),lowerGroup){var lowerShift=-options.fontMetrics().axisHeight+lowerGroup.height+.5*arrowBody.height+.111;vlist=buildCommon.makeVList({positionType:"individualShift",children:[{type:"elem",elem:upperGroup,shift:upperShift},{type:"elem",elem:arrowBody,shift:arrowShift},{type:"elem",elem:lowerGroup,shift:lowerShift}]},options)}else vlist=buildCommon.makeVList({positionType:"individualShift",children:[{type:"elem",elem:upperGroup,shift:upperShift},{type:"elem",elem:arrowBody,shift:arrowShift}]},options);return vlist.children[0].children[0].children[1].classes.push("svg-align"),buildCommon.makeSpan(["mrel","x-arrow"],[vlist],options)},mathmlBuilder(group,options){var node,arrowNode=stretchy_mathMLnode(group.label);if(arrowNode.setAttribute("minsize","x"===group.label.charAt(0)?"1.75em":"3.0em"),group.body){var upperNode=paddedNode(buildGroup(group.body,options));if(group.below){var lowerNode=paddedNode(buildGroup(group.below,options));node=new mathMLTree.MathNode("munderover",[arrowNode,lowerNode,upperNode])}else node=new mathMLTree.MathNode("mover",[arrowNode,upperNode])}else if(group.below){var _lowerNode=paddedNode(buildGroup(group.below,options));node=new mathMLTree.MathNode("munder",[arrowNode,_lowerNode])}else node=paddedNode(),node=new mathMLTree.MathNode("mover",[arrowNode,node]);return node}});var makeSpan=buildCommon.makeSpan;function htmlBuilder$9(group,options){var elements=buildExpression$1(group.body,options,!0);return makeSpan([group.mclass],elements,options)}function mathmlBuilder$8(group,options){var node,inner=buildExpression(group.body,options);return"minner"===group.mclass?node=new mathMLTree.MathNode("mpadded",inner):"mord"===group.mclass?group.isCharacterBox?(node=inner[0]).type="mi":node=new mathMLTree.MathNode("mi",inner):(group.isCharacterBox?(node=inner[0]).type="mo":node=new mathMLTree.MathNode("mo",inner),"mbin"===group.mclass?(node.attributes.lspace="0.22em",node.attributes.rspace="0.22em"):"mpunct"===group.mclass?(node.attributes.lspace="0em",node.attributes.rspace="0.17em"):"mopen"===group.mclass||"mclose"===group.mclass?(node.attributes.lspace="0em",node.attributes.rspace="0em"):"minner"===group.mclass&&(node.attributes.lspace="0.0556em",node.attributes.width="+0.1111em")),node}defineFunction({type:"mclass",names:["\\mathord","\\mathbin","\\mathrel","\\mathopen","\\mathclose","\\mathpunct","\\mathinner"],props:{numArgs:1,primitive:!0},handler(_ref,args){var{parser,funcName}=_ref,body=args[0];return{type:"mclass",mode:parser.mode,mclass:"m"+funcName.slice(5),body:ordargument(body),isCharacterBox:utils.isCharacterBox(body)}},htmlBuilder:htmlBuilder$9,mathmlBuilder:mathmlBuilder$8});var binrelClass=arg=>{var atom="ordgroup"===arg.type&&arg.body.length?arg.body[0]:arg;return"atom"!==atom.type||"bin"!==atom.family&&"rel"!==atom.family?"mord":"m"+atom.family};defineFunction({type:"mclass",names:["\\@binrel"],props:{numArgs:2},handler(_ref2,args){var{parser}=_ref2;return{type:"mclass",mode:parser.mode,mclass:binrelClass(args[0]),body:ordargument(args[1]),isCharacterBox:utils.isCharacterBox(args[1])}}}),defineFunction({type:"mclass",names:["\\stackrel","\\overset","\\underset"],props:{numArgs:2},handler(_ref3,args){var mclass,{parser,funcName}=_ref3,baseArg=args[1],shiftedArg=args[0];mclass="\\stackrel"!==funcName?binrelClass(baseArg):"mrel";var baseOp={type:"op",mode:baseArg.mode,limits:!0,alwaysHandleSupSub:!0,parentIsSupSub:!1,symbol:!1,suppressBaseShift:"\\stackrel"!==funcName,body:ordargument(baseArg)},supsub={type:"supsub",mode:shiftedArg.mode,base:baseOp,sup:"\\underset"===funcName?null:shiftedArg,sub:"\\underset"===funcName?shiftedArg:null};return{type:"mclass",mode:parser.mode,mclass,body:[supsub],isCharacterBox:utils.isCharacterBox(supsub)}},htmlBuilder:htmlBuilder$9,mathmlBuilder:mathmlBuilder$8}),defineFunction({type:"pmb",names:["\\pmb"],props:{numArgs:1,allowedInText:!0},handler(_ref,args){var{parser}=_ref;return{type:"pmb",mode:parser.mode,mclass:binrelClass(args[0]),body:ordargument(args[0])}},htmlBuilder(group,options){var elements=buildExpression$1(group.body,options,!0),node=buildCommon.makeSpan([group.mclass],elements,options);return node.style.textShadow="0.02em 0.01em 0.04px",node},mathmlBuilder(group,style){var inner=buildExpression(group.body,style),node=new mathMLTree.MathNode("mstyle",inner);return node.setAttribute("style","text-shadow: 0.02em 0.01em 0.04px"),node}});var cdArrowFunctionName={">":"\\\\cdrightarrow","<":"\\\\cdleftarrow","=":"\\\\cdlongequal",A:"\\uparrow",V:"\\downarrow","|":"\\Vert",".":"no arrow"},isStartOfArrow=node=>"textord"===node.type&&"@"===node.text;function cdArrow(arrowChar,labels,parser){var funcName=cdArrowFunctionName[arrowChar];switch(funcName){case"\\\\cdrightarrow":case"\\\\cdleftarrow":return parser.callFunction(funcName,[labels[0]],[labels[1]]);case"\\uparrow":case"\\downarrow":var bareArrow={type:"atom",text:funcName,mode:"math",family:"rel"},arrowGroup={type:"ordgroup",mode:"math",body:[parser.callFunction("\\\\cdleft",[labels[0]],[]),parser.callFunction("\\Big",[bareArrow],[]),parser.callFunction("\\\\cdright",[labels[1]],[])]};return parser.callFunction("\\\\cdparent",[arrowGroup],[]);case"\\\\cdlongequal":return parser.callFunction("\\\\cdlongequal",[],[]);case"\\Vert":return parser.callFunction("\\Big",[{type:"textord",text:"\\Vert",mode:"math"}],[]);default:return{type:"textord",text:" ",mode:"math"}}}defineFunction({type:"cdlabel",names:["\\\\cdleft","\\\\cdright"],props:{numArgs:1},handler(_ref,args){var{parser,funcName}=_ref;return{type:"cdlabel",mode:parser.mode,side:funcName.slice(4),label:args[0]}},htmlBuilder(group,options){var newOptions=options.havingStyle(options.style.sup()),label=buildCommon.wrapFragment(buildGroup$1(group.label,newOptions,options),options);return label.classes.push("cd-label-"+group.side),label.style.bottom=makeEm(.8-label.depth),label.height=0,label.depth=0,label},mathmlBuilder(group,options){var label=new mathMLTree.MathNode("mrow",[buildGroup(group.label,options)]);return(label=new mathMLTree.MathNode("mpadded",[label])).setAttribute("width","0"),"left"===group.side&&label.setAttribute("lspace","-1width"),label.setAttribute("voffset","0.7em"),(label=new mathMLTree.MathNode("mstyle",[label])).setAttribute("displaystyle","false"),label.setAttribute("scriptlevel","1"),label}}),defineFunction({type:"cdlabelparent",names:["\\\\cdparent"],props:{numArgs:1},handler(_ref2,args){var{parser}=_ref2;return{type:"cdlabelparent",mode:parser.mode,fragment:args[0]}},htmlBuilder(group,options){var parent=buildCommon.wrapFragment(buildGroup$1(group.fragment,options),options);return parent.classes.push("cd-vert-arrow"),parent},mathmlBuilder:(group,options)=>new mathMLTree.MathNode("mrow",[buildGroup(group.fragment,options)])}),defineFunction({type:"textord",names:["\\@char"],props:{numArgs:1,allowedInText:!0},handler(_ref,args){for(var{parser}=_ref,group=assertNodeType(args[0],"ordgroup").body,number="",i=0;i<group.length;i++){number+=assertNodeType(group[i],"textord").text}var text,code=parseInt(number);if(isNaN(code))throw new ParseError("\\@char has non-numeric argument "+number);if(code<0||code>=1114111)throw new ParseError("\\@char with invalid code point "+number);return code<=65535?text=String.fromCharCode(code):(code-=65536,text=String.fromCharCode(55296+(code>>10),56320+(1023&code))),{type:"textord",mode:parser.mode,text}}});var htmlBuilder$8=(group,options)=>{var elements=buildExpression$1(group.body,options.withColor(group.color),!1);return buildCommon.makeFragment(elements)},mathmlBuilder$7=(group,options)=>{var inner=buildExpression(group.body,options.withColor(group.color)),node=new mathMLTree.MathNode("mstyle",inner);return node.setAttribute("mathcolor",group.color),node};defineFunction({type:"color",names:["\\textcolor"],props:{numArgs:2,allowedInText:!0,argTypes:["color","original"]},handler(_ref,args){var{parser}=_ref,color=assertNodeType(args[0],"color-token").color,body=args[1];return{type:"color",mode:parser.mode,color,body:ordargument(body)}},htmlBuilder:htmlBuilder$8,mathmlBuilder:mathmlBuilder$7}),defineFunction({type:"color",names:["\\color"],props:{numArgs:1,allowedInText:!0,argTypes:["color"]},handler(_ref2,args){var{parser,breakOnTokenText}=_ref2,color=assertNodeType(args[0],"color-token").color;parser.gullet.macros.set("\\current@color",color);var body=parser.parseExpression(!0,breakOnTokenText);return{type:"color",mode:parser.mode,color,body}},htmlBuilder:htmlBuilder$8,mathmlBuilder:mathmlBuilder$7}),defineFunction({type:"cr",names:["\\\\"],props:{numArgs:0,numOptionalArgs:0,allowedInText:!0},handler(_ref,args,optArgs){var{parser}=_ref,size="["===parser.gullet.future().text?parser.parseSizeGroup(!0):null,newLine=!parser.settings.displayMode||!parser.settings.useStrictBehavior("newLineInDisplayMode","In LaTeX, \\\\ or \\newline does nothing in display mode");return{type:"cr",mode:parser.mode,newLine,size:size&&assertNodeType(size,"size").value}},htmlBuilder(group,options){var span=buildCommon.makeSpan(["mspace"],[],options);return group.newLine&&(span.classes.push("newline"),group.size&&(span.style.marginTop=makeEm(calculateSize(group.size,options)))),span},mathmlBuilder(group,options){var node=new mathMLTree.MathNode("mspace");return group.newLine&&(node.setAttribute("linebreak","newline"),group.size&&node.setAttribute("height",makeEm(calculateSize(group.size,options)))),node}});var globalMap={"\\global":"\\global","\\long":"\\\\globallong","\\\\globallong":"\\\\globallong","\\def":"\\gdef","\\gdef":"\\gdef","\\edef":"\\xdef","\\xdef":"\\xdef","\\let":"\\\\globallet","\\futurelet":"\\\\globalfuture"},checkControlSequence=tok=>{var name=tok.text;if(/^(?:[\\{}$&#^_]|EOF)$/.test(name))throw new ParseError("Expected a control sequence",tok);return name},letCommand=(parser,name,tok,global)=>{var macro=parser.gullet.macros.get(tok.text);null==macro&&(tok.noexpand=!0,macro={tokens:[tok],numArgs:0,unexpandable:!parser.gullet.isExpandable(tok.text)}),parser.gullet.macros.set(name,macro,global)};defineFunction({type:"internal",names:["\\global","\\long","\\\\globallong"],props:{numArgs:0,allowedInText:!0},handler(_ref){var{parser,funcName}=_ref;parser.consumeSpaces();var token=parser.fetch();if(globalMap[token.text])return"\\global"!==funcName&&"\\\\globallong"!==funcName||(token.text=globalMap[token.text]),assertNodeType(parser.parseFunction(),"internal");throw new ParseError("Invalid token after macro prefix",token)}}),defineFunction({type:"internal",names:["\\def","\\gdef","\\edef","\\xdef"],props:{numArgs:0,allowedInText:!0,primitive:!0},handler(_ref2){var{parser,funcName}=_ref2,tok=parser.gullet.popToken(),name=tok.text;if(/^(?:[\\{}$&#^_]|EOF)$/.test(name))throw new ParseError("Expected a control sequence",tok);for(var insert,numArgs=0,delimiters=[[]];"{"!==parser.gullet.future().text;)if("#"===(tok=parser.gullet.popToken()).text){if("{"===parser.gullet.future().text){insert=parser.gullet.future(),delimiters[numArgs].push("{");break}if(tok=parser.gullet.popToken(),!/^[1-9]$/.test(tok.text))throw new ParseError('Invalid argument number "'+tok.text+'"');if(parseInt(tok.text)!==numArgs+1)throw new ParseError('Argument number "'+tok.text+'" out of order');numArgs++,delimiters.push([])}else{if("EOF"===tok.text)throw new ParseError("Expected a macro definition");delimiters[numArgs].push(tok.text)}var{tokens}=parser.gullet.consumeArg();return insert&&tokens.unshift(insert),"\\edef"!==funcName&&"\\xdef"!==funcName||(tokens=parser.gullet.expandTokens(tokens)).reverse(),parser.gullet.macros.set(name,{tokens,numArgs,delimiters},funcName===globalMap[funcName]),{type:"internal",mode:parser.mode}}}),defineFunction({type:"internal",names:["\\let","\\\\globallet"],props:{numArgs:0,allowedInText:!0,primitive:!0},handler(_ref3){var{parser,funcName}=_ref3,name=checkControlSequence(parser.gullet.popToken());parser.gullet.consumeSpaces();var tok=(parser=>{var tok=parser.gullet.popToken();return"="===tok.text&&" "===(tok=parser.gullet.popToken()).text&&(tok=parser.gullet.popToken()),tok})(parser);return letCommand(parser,name,tok,"\\\\globallet"===funcName),{type:"internal",mode:parser.mode}}}),defineFunction({type:"internal",names:["\\futurelet","\\\\globalfuture"],props:{numArgs:0,allowedInText:!0,primitive:!0},handler(_ref4){var{parser,funcName}=_ref4,name=checkControlSequence(parser.gullet.popToken()),middle=parser.gullet.popToken(),tok=parser.gullet.popToken();return letCommand(parser,name,tok,"\\\\globalfuture"===funcName),parser.gullet.pushToken(tok),parser.gullet.pushToken(middle),{type:"internal",mode:parser.mode}}});var getMetrics=function getMetrics(symbol,font,mode){var metrics=getCharacterMetrics(symbols.math[symbol]&&symbols.math[symbol].replace||symbol,font,mode);if(!metrics)throw new Error("Unsupported symbol "+symbol+" and font size "+font+".");return metrics},styleWrap=function styleWrap(delim,toStyle,options,classes){var newOptions=options.havingBaseStyle(toStyle),span=buildCommon.makeSpan(classes.concat(newOptions.sizingClasses(options)),[delim],options),delimSizeMultiplier=newOptions.sizeMultiplier/options.sizeMultiplier;return span.height*=delimSizeMultiplier,span.depth*=delimSizeMultiplier,span.maxFontSize=newOptions.sizeMultiplier,span},centerSpan=function centerSpan(span,options,style){var newOptions=options.havingBaseStyle(style),shift=(1-options.sizeMultiplier/newOptions.sizeMultiplier)*options.fontMetrics().axisHeight;span.classes.push("delimcenter"),span.style.top=makeEm(shift),span.height-=shift,span.depth+=shift},makeLargeDelim=function makeLargeDelim(delim,size,center,options,mode,classes){var inner=function mathrmSize(value,size,mode,options){return buildCommon.makeSymbol(value,"Size"+size+"-Regular",mode,options)}(delim,size,mode,options),span=styleWrap(buildCommon.makeSpan(["delimsizing","size"+size],[inner],options),Style$1.TEXT,options,classes);return center&&centerSpan(span,options,Style$1.TEXT),span},makeGlyphSpan=function makeGlyphSpan(symbol,font,mode){var sizeClass;return sizeClass="Size1-Regular"===font?"delim-size1":"delim-size4",{type:"elem",elem:buildCommon.makeSpan(["delimsizinginner",sizeClass],[buildCommon.makeSpan([],[buildCommon.makeSymbol(symbol,font,mode)])])}},makeInner=function makeInner(ch,height,options){var width=fontMetricsData["Size4-Regular"][ch.charCodeAt(0)]?fontMetricsData["Size4-Regular"][ch.charCodeAt(0)][4]:fontMetricsData["Size1-Regular"][ch.charCodeAt(0)][4],path=new PathNode("inner",function innerPath(name,height){switch(name){case"⎜":return"M291 0 H417 V"+height+" H291z M291 0 H417 V"+height+" H291z";case"∣":return"M145 0 H188 V"+height+" H145z M145 0 H188 V"+height+" H145z";case"∥":return"M145 0 H188 V"+height+" H145z M145 0 H188 V"+height+" H145zM367 0 H410 V"+height+" H367z M367 0 H410 V"+height+" H367z";case"⎟":return"M457 0 H583 V"+height+" H457z M457 0 H583 V"+height+" H457z";case"⎢":return"M319 0 H403 V"+height+" H319z M319 0 H403 V"+height+" H319z";case"⎥":return"M263 0 H347 V"+height+" H263z M263 0 H347 V"+height+" H263z";case"⎪":return"M384 0 H504 V"+height+" H384z M384 0 H504 V"+height+" H384z";case"⏐":return"M312 0 H355 V"+height+" H312z M312 0 H355 V"+height+" H312z";case"‖":return"M257 0 H300 V"+height+" H257z M257 0 H300 V"+height+" H257zM478 0 H521 V"+height+" H478z M478 0 H521 V"+height+" H478z";default:return""}}(ch,Math.round(1e3*height))),svgNode=new SvgNode([path],{width:makeEm(width),height:makeEm(height),style:"width:"+makeEm(width),viewBox:"0 0 "+1e3*width+" "+Math.round(1e3*height),preserveAspectRatio:"xMinYMin"}),span=buildCommon.makeSvgSpan([],[svgNode],options);return span.height=height,span.style.height=makeEm(height),span.style.width=makeEm(width),{type:"elem",elem:span}},lap={type:"kern",size:-.008},verts=["|","\\lvert","\\rvert","\\vert"],doubleVerts=["\\|","\\lVert","\\rVert","\\Vert"],makeStackedDelim=function makeStackedDelim(delim,heightTotal,center,options,mode,classes){var top,middle,repeat,bottom,svgLabel="",viewBoxWidth=0;top=repeat=bottom=delim,middle=null;var font="Size1-Regular";"\\uparrow"===delim?repeat=bottom="⏐":"\\Uparrow"===delim?repeat=bottom="‖":"\\downarrow"===delim?top=repeat="⏐":"\\Downarrow"===delim?top=repeat="‖":"\\updownarrow"===delim?(top="\\uparrow",repeat="⏐",bottom="\\downarrow"):"\\Updownarrow"===delim?(top="\\Uparrow",repeat="‖",bottom="\\Downarrow"):utils.contains(verts,delim)?(repeat="∣",svgLabel="vert",viewBoxWidth=333):utils.contains(doubleVerts,delim)?(repeat="∥",svgLabel="doublevert",viewBoxWidth=556):"["===delim||"\\lbrack"===delim?(top="⎡",repeat="⎢",bottom="⎣",font="Size4-Regular",svgLabel="lbrack",viewBoxWidth=667):"]"===delim||"\\rbrack"===delim?(top="⎤",repeat="⎥",bottom="⎦",font="Size4-Regular",svgLabel="rbrack",viewBoxWidth=667):"\\lfloor"===delim||"⌊"===delim?(repeat=top="⎢",bottom="⎣",font="Size4-Regular",svgLabel="lfloor",viewBoxWidth=667):"\\lceil"===delim||"⌈"===delim?(top="⎡",repeat=bottom="⎢",font="Size4-Regular",svgLabel="lceil",viewBoxWidth=667):"\\rfloor"===delim||"⌋"===delim?(repeat=top="⎥",bottom="⎦",font="Size4-Regular",svgLabel="rfloor",viewBoxWidth=667):"\\rceil"===delim||"⌉"===delim?(top="⎤",repeat=bottom="⎥",font="Size4-Regular",svgLabel="rceil",viewBoxWidth=667):"("===delim||"\\lparen"===delim?(top="⎛",repeat="⎜",bottom="⎝",font="Size4-Regular",svgLabel="lparen",viewBoxWidth=875):")"===delim||"\\rparen"===delim?(top="⎞",repeat="⎟",bottom="⎠",font="Size4-Regular",svgLabel="rparen",viewBoxWidth=875):"\\{"===delim||"\\lbrace"===delim?(top="⎧",middle="⎨",bottom="⎩",repeat="⎪",font="Size4-Regular"):"\\}"===delim||"\\rbrace"===delim?(top="⎫",middle="⎬",bottom="⎭",repeat="⎪",font="Size4-Regular"):"\\lgroup"===delim||"⟮"===delim?(top="⎧",bottom="⎩",repeat="⎪",font="Size4-Regular"):"\\rgroup"===delim||"⟯"===delim?(top="⎫",bottom="⎭",repeat="⎪",font="Size4-Regular"):"\\lmoustache"===delim||"⎰"===delim?(top="⎧",bottom="⎭",repeat="⎪",font="Size4-Regular"):"\\rmoustache"!==delim&&"⎱"!==delim||(top="⎫",bottom="⎩",repeat="⎪",font="Size4-Regular");var topMetrics=getMetrics(top,font,mode),topHeightTotal=topMetrics.height+topMetrics.depth,repeatMetrics=getMetrics(repeat,font,mode),repeatHeightTotal=repeatMetrics.height+repeatMetrics.depth,bottomMetrics=getMetrics(bottom,font,mode),bottomHeightTotal=bottomMetrics.height+bottomMetrics.depth,middleHeightTotal=0,middleFactor=1;if(null!==middle){var middleMetrics=getMetrics(middle,font,mode);middleHeightTotal=middleMetrics.height+middleMetrics.depth,middleFactor=2}var minHeight=topHeightTotal+bottomHeightTotal+middleHeightTotal,realHeightTotal=minHeight+Math.max(0,Math.ceil((heightTotal-minHeight)/(middleFactor*repeatHeightTotal)))*middleFactor*repeatHeightTotal,axisHeight=options.fontMetrics().axisHeight;center&&(axisHeight*=options.sizeMultiplier);var depth=realHeightTotal/2-axisHeight,stack=[];if(svgLabel.length>0){var midHeight=realHeightTotal-topHeightTotal-bottomHeightTotal,viewBoxHeight=Math.round(1e3*realHeightTotal),pathStr=function tallDelim(label,midHeight){switch(label){case"lbrack":return"M403 1759 V84 H666 V0 H319 V1759 v"+midHeight+" v1759 h347 v-84\nH403z M403 1759 V0 H319 V1759 v"+midHeight+" v1759 h84z";case"rbrack":return"M347 1759 V0 H0 V84 H263 V1759 v"+midHeight+" v1759 H0 v84 H347z\nM347 1759 V0 H263 V1759 v"+midHeight+" v1759 h84z";case"vert":return"M145 15 v585 v"+midHeight+" v585 c2.667,10,9.667,15,21,15\nc10,0,16.667,-5,20,-15 v-585 v"+-midHeight+" v-585 c-2.667,-10,-9.667,-15,-21,-15\nc-10,0,-16.667,5,-20,15z M188 15 H145 v585 v"+midHeight+" v585 h43z";case"doublevert":return"M145 15 v585 v"+midHeight+" v585 c2.667,10,9.667,15,21,15\nc10,0,16.667,-5,20,-15 v-585 v"+-midHeight+" v-585 c-2.667,-10,-9.667,-15,-21,-15\nc-10,0,-16.667,5,-20,15z M188 15 H145 v585 v"+midHeight+" v585 h43z\nM367 15 v585 v"+midHeight+" v585 c2.667,10,9.667,15,21,15\nc10,0,16.667,-5,20,-15 v-585 v"+-midHeight+" v-585 c-2.667,-10,-9.667,-15,-21,-15\nc-10,0,-16.667,5,-20,15z M410 15 H367 v585 v"+midHeight+" v585 h43z";case"lfloor":return"M319 602 V0 H403 V602 v"+midHeight+" v1715 h263 v84 H319z\nMM319 602 V0 H403 V602 v"+midHeight+" v1715 H319z";case"rfloor":return"M319 602 V0 H403 V602 v"+midHeight+" v1799 H0 v-84 H319z\nMM319 602 V0 H403 V602 v"+midHeight+" v1715 H319z";case"lceil":return"M403 1759 V84 H666 V0 H319 V1759 v"+midHeight+" v602 h84z\nM403 1759 V0 H319 V1759 v"+midHeight+" v602 h84z";case"rceil":return"M347 1759 V0 H0 V84 H263 V1759 v"+midHeight+" v602 h84z\nM347 1759 V0 h-84 V1759 v"+midHeight+" v602 h84z";case"lparen":return"M863,9c0,-2,-2,-5,-6,-9c0,0,-17,0,-17,0c-12.7,0,-19.3,0.3,-20,1\nc-5.3,5.3,-10.3,11,-15,17c-242.7,294.7,-395.3,682,-458,1162c-21.3,163.3,-33.3,349,\n-36,557 l0,"+(midHeight+84)+"c0.2,6,0,26,0,60c2,159.3,10,310.7,24,454c53.3,528,210,\n949.7,470,1265c4.7,6,9.7,11.7,15,17c0.7,0.7,7,1,19,1c0,0,18,0,18,0c4,-4,6,-7,6,-9\nc0,-2.7,-3.3,-8.7,-10,-18c-135.3,-192.7,-235.5,-414.3,-300.5,-665c-65,-250.7,-102.5,\n-544.7,-112.5,-882c-2,-104,-3,-167,-3,-189\nl0,-"+(midHeight+92)+"c0,-162.7,5.7,-314,17,-454c20.7,-272,63.7,-513,129,-723c65.3,\n-210,155.3,-396.3,270,-559c6.7,-9.3,10,-15.3,10,-18z";case"rparen":return"M76,0c-16.7,0,-25,3,-25,9c0,2,2,6.3,6,13c21.3,28.7,42.3,60.3,\n63,95c96.7,156.7,172.8,332.5,228.5,527.5c55.7,195,92.8,416.5,111.5,664.5\nc11.3,139.3,17,290.7,17,454c0,28,1.7,43,3.3,45l0,"+(midHeight+9)+"\nc-3,4,-3.3,16.7,-3.3,38c0,162,-5.7,313.7,-17,455c-18.7,248,-55.8,469.3,-111.5,664\nc-55.7,194.7,-131.8,370.3,-228.5,527c-20.7,34.7,-41.7,66.3,-63,95c-2,3.3,-4,7,-6,11\nc0,7.3,5.7,11,17,11c0,0,11,0,11,0c9.3,0,14.3,-0.3,15,-1c5.3,-5.3,10.3,-11,15,-17\nc242.7,-294.7,395.3,-681.7,458,-1161c21.3,-164.7,33.3,-350.7,36,-558\nl0,-"+(midHeight+144)+"c-2,-159.3,-10,-310.7,-24,-454c-53.3,-528,-210,-949.7,\n-470,-1265c-4.7,-6,-9.7,-11.7,-15,-17c-0.7,-0.7,-6.7,-1,-18,-1z";default:throw new Error("Unknown stretchy delimiter.")}}(svgLabel,Math.round(1e3*midHeight)),path=new PathNode(svgLabel,pathStr),width=(viewBoxWidth/1e3).toFixed(3)+"em",height=(viewBoxHeight/1e3).toFixed(3)+"em",svg=new SvgNode([path],{width,height,viewBox:"0 0 "+viewBoxWidth+" "+viewBoxHeight}),wrapper=buildCommon.makeSvgSpan([],[svg],options);wrapper.height=viewBoxHeight/1e3,wrapper.style.width=width,wrapper.style.height=height,stack.push({type:"elem",elem:wrapper})}else{if(stack.push(makeGlyphSpan(bottom,font,mode)),stack.push(lap),null===middle){var innerHeight=realHeightTotal-topHeightTotal-bottomHeightTotal+.016;stack.push(makeInner(repeat,innerHeight,options))}else{var _innerHeight=(realHeightTotal-topHeightTotal-bottomHeightTotal-middleHeightTotal)/2+.016;stack.push(makeInner(repeat,_innerHeight,options)),stack.push(lap),stack.push(makeGlyphSpan(middle,font,mode)),stack.push(lap),stack.push(makeInner(repeat,_innerHeight,options))}stack.push(lap),stack.push(makeGlyphSpan(top,font,mode))}var newOptions=options.havingBaseStyle(Style$1.TEXT),inner=buildCommon.makeVList({positionType:"bottom",positionData:depth,children:stack},newOptions);return styleWrap(buildCommon.makeSpan(["delimsizing","mult"],[inner],newOptions),Style$1.TEXT,options,classes)},sqrtSvg=function sqrtSvg(sqrtName,height,viewBoxHeight,extraVinculum,options){var path=function sqrtPath(size,extraVinculum,viewBoxHeight){extraVinculum*=1e3;var path="";switch(size){case"sqrtMain":path=function sqrtMain(extraVinculum,hLinePad){return"M95,"+(622+extraVinculum+hLinePad)+"\nc-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14\nc0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54\nc44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10\ns173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429\nc69,-144,104.5,-217.7,106.5,-221\nl"+extraVinculum/2.075+" -"+extraVinculum+"\nc5.3,-9.3,12,-14,20,-14\nH400000v"+(40+extraVinculum)+"H845.2724\ns-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7\nc-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z\nM"+(834+extraVinculum)+" "+hLinePad+"h400000v"+(40+extraVinculum)+"h-400000z"}(extraVinculum,80);break;case"sqrtSize1":path=function sqrtSize1(extraVinculum,hLinePad){return"M263,"+(601+extraVinculum+hLinePad)+"c0.7,0,18,39.7,52,119\nc34,79.3,68.167,158.7,102.5,238c34.3,79.3,51.8,119.3,52.5,120\nc340,-704.7,510.7,-1060.3,512,-1067\nl"+extraVinculum/2.084+" -"+extraVinculum+"\nc4.7,-7.3,11,-11,19,-11\nH40000v"+(40+extraVinculum)+"H1012.3\ns-271.3,567,-271.3,567c-38.7,80.7,-84,175,-136,283c-52,108,-89.167,185.3,-111.5,232\nc-22.3,46.7,-33.8,70.3,-34.5,71c-4.7,4.7,-12.3,7,-23,7s-12,-1,-12,-1\ns-109,-253,-109,-253c-72.7,-168,-109.3,-252,-110,-252c-10.7,8,-22,16.7,-34,26\nc-22,17.3,-33.3,26,-34,26s-26,-26,-26,-26s76,-59,76,-59s76,-60,76,-60z\nM"+(1001+extraVinculum)+" "+hLinePad+"h400000v"+(40+extraVinculum)+"h-400000z"}(extraVinculum,80);break;case"sqrtSize2":path=function sqrtSize2(extraVinculum,hLinePad){return"M983 "+(10+extraVinculum+hLinePad)+"\nl"+extraVinculum/3.13+" -"+extraVinculum+"\nc4,-6.7,10,-10,18,-10 H400000v"+(40+extraVinculum)+"\nH1013.1s-83.4,268,-264.1,840c-180.7,572,-277,876.3,-289,913c-4.7,4.7,-12.7,7,-24,7\ns-12,0,-12,0c-1.3,-3.3,-3.7,-11.7,-7,-25c-35.3,-125.3,-106.7,-373.3,-214,-744\nc-10,12,-21,25,-33,39s-32,39,-32,39c-6,-5.3,-15,-14,-27,-26s25,-30,25,-30\nc26.7,-32.7,52,-63,76,-91s52,-60,52,-60s208,722,208,722\nc56,-175.3,126.3,-397.3,211,-666c84.7,-268.7,153.8,-488.2,207.5,-658.5\nc53.7,-170.3,84.5,-266.8,92.5,-289.5z\nM"+(1001+extraVinculum)+" "+hLinePad+"h400000v"+(40+extraVinculum)+"h-400000z"}(extraVinculum,80);break;case"sqrtSize3":path=function sqrtSize3(extraVinculum,hLinePad){return"M424,"+(2398+extraVinculum+hLinePad)+"\nc-1.3,-0.7,-38.5,-172,-111.5,-514c-73,-342,-109.8,-513.3,-110.5,-514\nc0,-2,-10.7,14.3,-32,49c-4.7,7.3,-9.8,15.7,-15.5,25c-5.7,9.3,-9.8,16,-12.5,20\ns-5,7,-5,7c-4,-3.3,-8.3,-7.7,-13,-13s-13,-13,-13,-13s76,-122,76,-122s77,-121,77,-121\ns209,968,209,968c0,-2,84.7,-361.7,254,-1079c169.3,-717.3,254.7,-1077.7,256,-1081\nl"+extraVinculum/4.223+" -"+extraVinculum+"c4,-6.7,10,-10,18,-10 H400000\nv"+(40+extraVinculum)+"H1014.6\ns-87.3,378.7,-272.6,1166c-185.3,787.3,-279.3,1182.3,-282,1185\nc-2,6,-10,9,-24,9\nc-8,0,-12,-0.7,-12,-2z M"+(1001+extraVinculum)+" "+hLinePad+"\nh400000v"+(40+extraVinculum)+"h-400000z"}(extraVinculum,80);break;case"sqrtSize4":path=function sqrtSize4(extraVinculum,hLinePad){return"M473,"+(2713+extraVinculum+hLinePad)+"\nc339.3,-1799.3,509.3,-2700,510,-2702 l"+extraVinculum/5.298+" -"+extraVinculum+"\nc3.3,-7.3,9.3,-11,18,-11 H400000v"+(40+extraVinculum)+"H1017.7\ns-90.5,478,-276.2,1466c-185.7,988,-279.5,1483,-281.5,1485c-2,6,-10,9,-24,9\nc-8,0,-12,-0.7,-12,-2c0,-1.3,-5.3,-32,-16,-92c-50.7,-293.3,-119.7,-693.3,-207,-1200\nc0,-1.3,-5.3,8.7,-16,30c-10.7,21.3,-21.3,42.7,-32,64s-16,33,-16,33s-26,-26,-26,-26\ns76,-153,76,-153s77,-151,77,-151c0.7,0.7,35.7,202,105,604c67.3,400.7,102,602.7,104,\n606zM"+(1001+extraVinculum)+" "+hLinePad+"h400000v"+(40+extraVinculum)+"H1017.7z"}(extraVinculum,80);break;case"sqrtTall":path=function sqrtTall(extraVinculum,hLinePad,viewBoxHeight){return"M702 "+(extraVinculum+hLinePad)+"H400000"+(40+extraVinculum)+"\nH742v"+(viewBoxHeight-54-hLinePad-extraVinculum)+"l-4 4-4 4c-.667.7 -2 1.5-4 2.5s-4.167 1.833-6.5 2.5-5.5 1-9.5 1\nh-12l-28-84c-16.667-52-96.667 -294.333-240-727l-212 -643 -85 170\nc-4-3.333-8.333-7.667-13 -13l-13-13l77-155 77-156c66 199.333 139 419.667\n219 661 l218 661zM702 "+hLinePad+"H400000v"+(40+extraVinculum)+"H742z"}(extraVinculum,80,viewBoxHeight)}return path}(sqrtName,extraVinculum,viewBoxHeight),pathNode=new PathNode(sqrtName,path),svg=new SvgNode([pathNode],{width:"400em",height:makeEm(height),viewBox:"0 0 400000 "+viewBoxHeight,preserveAspectRatio:"xMinYMin slice"});return buildCommon.makeSvgSpan(["hide-tail"],[svg],options)},stackLargeDelimiters=["(","\\lparen",")","\\rparen","[","\\lbrack","]","\\rbrack","\\{","\\lbrace","\\}","\\rbrace","\\lfloor","\\rfloor","⌊","⌋","\\lceil","\\rceil","⌈","⌉","\\surd"],stackAlwaysDelimiters=["\\uparrow","\\downarrow","\\updownarrow","\\Uparrow","\\Downarrow","\\Updownarrow","|","\\|","\\vert","\\Vert","\\lvert","\\rvert","\\lVert","\\rVert","\\lgroup","\\rgroup","⟮","⟯","\\lmoustache","\\rmoustache","⎰","⎱"],stackNeverDelimiters=["<",">","\\langle","\\rangle","/","\\backslash","\\lt","\\gt"],sizeToMaxHeight=[0,1.2,1.8,2.4,3],stackNeverDelimiterSequence=[{type:"small",style:Style$1.SCRIPTSCRIPT},{type:"small",style:Style$1.SCRIPT},{type:"small",style:Style$1.TEXT},{type:"large",size:1},{type:"large",size:2},{type:"large",size:3},{type:"large",size:4}],stackAlwaysDelimiterSequence=[{type:"small",style:Style$1.SCRIPTSCRIPT},{type:"small",style:Style$1.SCRIPT},{type:"small",style:Style$1.TEXT},{type:"stack"}],stackLargeDelimiterSequence=[{type:"small",style:Style$1.SCRIPTSCRIPT},{type:"small",style:Style$1.SCRIPT},{type:"small",style:Style$1.TEXT},{type:"large",size:1},{type:"large",size:2},{type:"large",size:3},{type:"large",size:4},{type:"stack"}],delimTypeToFont=function delimTypeToFont(type){if("small"===type.type)return"Main-Regular";if("large"===type.type)return"Size"+type.size+"-Regular";if("stack"===type.type)return"Size4-Regular";throw new Error("Add support for delim type '"+type.type+"' here.")},traverseSequence=function traverseSequence(delim,height,sequence,options){for(var i=Math.min(2,3-options.style.size);i<sequence.length&&"stack"!==sequence[i].type;i++){var metrics=getMetrics(delim,delimTypeToFont(sequence[i]),"math"),heightDepth=metrics.height+metrics.depth;if("small"===sequence[i].type&&(heightDepth*=options.havingBaseStyle(sequence[i].style).sizeMultiplier),heightDepth>height)return sequence[i]}return sequence[sequence.length-1]},makeCustomSizedDelim=function makeCustomSizedDelim(delim,height,center,options,mode,classes){var sequence;"<"===delim||"\\lt"===delim||"⟨"===delim?delim="\\langle":">"!==delim&&"\\gt"!==delim&&"⟩"!==delim||(delim="\\rangle"),sequence=utils.contains(stackNeverDelimiters,delim)?stackNeverDelimiterSequence:utils.contains(stackLargeDelimiters,delim)?stackLargeDelimiterSequence:stackAlwaysDelimiterSequence;var delimType=traverseSequence(delim,height,sequence,options);return"small"===delimType.type?function makeSmallDelim(delim,style,center,options,mode,classes){var text=buildCommon.makeSymbol(delim,"Main-Regular",mode,options),span=styleWrap(text,style,options,classes);return center&&centerSpan(span,options,style),span}(delim,delimType.style,center,options,mode,classes):"large"===delimType.type?makeLargeDelim(delim,delimType.size,center,options,mode,classes):makeStackedDelim(delim,height,center,options,mode,classes)},delimiter={sqrtImage:function makeSqrtImage(height,options){var span,advanceWidth,newOptions=options.havingBaseSizing(),delim=traverseSequence("\\surd",height*newOptions.sizeMultiplier,stackLargeDelimiterSequence,newOptions),sizeMultiplier=newOptions.sizeMultiplier,extraVinculum=Math.max(0,options.minRuleThickness-options.fontMetrics().sqrtRuleThickness),spanHeight=0,texHeight=0,viewBoxHeight=0;return"small"===delim.type?(height<1?sizeMultiplier=1:height<1.4&&(sizeMultiplier=.7),texHeight=(1+extraVinculum)/sizeMultiplier,(span=sqrtSvg("sqrtMain",spanHeight=(1+extraVinculum+.08)/sizeMultiplier,viewBoxHeight=1e3+1e3*extraVinculum+80,extraVinculum,options)).style.minWidth="0.853em",advanceWidth=.833/sizeMultiplier):"large"===delim.type?(viewBoxHeight=1080*sizeToMaxHeight[delim.size],texHeight=(sizeToMaxHeight[delim.size]+extraVinculum)/sizeMultiplier,spanHeight=(sizeToMaxHeight[delim.size]+extraVinculum+.08)/sizeMultiplier,(span=sqrtSvg("sqrtSize"+delim.size,spanHeight,viewBoxHeight,extraVinculum,options)).style.minWidth="1.02em",advanceWidth=1/sizeMultiplier):(spanHeight=height+extraVinculum+.08,texHeight=height+extraVinculum,viewBoxHeight=Math.floor(1e3*height+extraVinculum)+80,(span=sqrtSvg("sqrtTall",spanHeight,viewBoxHeight,extraVinculum,options)).style.minWidth="0.742em",advanceWidth=1.056),span.height=texHeight,span.style.height=makeEm(spanHeight),{span,advanceWidth,ruleWidth:(options.fontMetrics().sqrtRuleThickness+extraVinculum)*sizeMultiplier}},sizedDelim:function makeSizedDelim(delim,size,options,mode,classes){if("<"===delim||"\\lt"===delim||"⟨"===delim?delim="\\langle":">"!==delim&&"\\gt"!==delim&&"⟩"!==delim||(delim="\\rangle"),utils.contains(stackLargeDelimiters,delim)||utils.contains(stackNeverDelimiters,delim))return makeLargeDelim(delim,size,!1,options,mode,classes);if(utils.contains(stackAlwaysDelimiters,delim))return makeStackedDelim(delim,sizeToMaxHeight[size],!1,options,mode,classes);throw new ParseError("Illegal delimiter: '"+delim+"'")},sizeToMaxHeight,customSizedDelim:makeCustomSizedDelim,leftRightDelim:function makeLeftRightDelim(delim,height,depth,options,mode,classes){var axisHeight=options.fontMetrics().axisHeight*options.sizeMultiplier,delimiterExtend=5/options.fontMetrics().ptPerEm,maxDistFromAxis=Math.max(height-axisHeight,depth+axisHeight),totalHeight=Math.max(maxDistFromAxis/500*901,2*maxDistFromAxis-delimiterExtend);return makeCustomSizedDelim(delim,totalHeight,!0,options,mode,classes)}},delimiterSizes={"\\bigl":{mclass:"mopen",size:1},"\\Bigl":{mclass:"mopen",size:2},"\\biggl":{mclass:"mopen",size:3},"\\Biggl":{mclass:"mopen",size:4},"\\bigr":{mclass:"mclose",size:1},"\\Bigr":{mclass:"mclose",size:2},"\\biggr":{mclass:"mclose",size:3},"\\Biggr":{mclass:"mclose",size:4},"\\bigm":{mclass:"mrel",size:1},"\\Bigm":{mclass:"mrel",size:2},"\\biggm":{mclass:"mrel",size:3},"\\Biggm":{mclass:"mrel",size:4},"\\big":{mclass:"mord",size:1},"\\Big":{mclass:"mord",size:2},"\\bigg":{mclass:"mord",size:3},"\\Bigg":{mclass:"mord",size:4}},delimiters=["(","\\lparen",")","\\rparen","[","\\lbrack","]","\\rbrack","\\{","\\lbrace","\\}","\\rbrace","\\lfloor","\\rfloor","⌊","⌋","\\lceil","\\rceil","⌈","⌉","<",">","\\langle","⟨","\\rangle","⟩","\\lt","\\gt","\\lvert","\\rvert","\\lVert","\\rVert","\\lgroup","\\rgroup","⟮","⟯","\\lmoustache","\\rmoustache","⎰","⎱","/","\\backslash","|","\\vert","\\|","\\Vert","\\uparrow","\\Uparrow","\\downarrow","\\Downarrow","\\updownarrow","\\Updownarrow","."];function checkDelimiter(delim,context){var symDelim=checkSymbolNodeType(delim);if(symDelim&&utils.contains(delimiters,symDelim.text))return symDelim;throw new ParseError(symDelim?"Invalid delimiter '"+symDelim.text+"' after '"+context.funcName+"'":"Invalid delimiter type '"+delim.type+"'",delim)}function assertParsed(group){if(!group.body)throw new Error("Bug: The leftright ParseNode wasn't fully parsed.")}defineFunction({type:"delimsizing",names:["\\bigl","\\Bigl","\\biggl","\\Biggl","\\bigr","\\Bigr","\\biggr","\\Biggr","\\bigm","\\Bigm","\\biggm","\\Biggm","\\big","\\Big","\\bigg","\\Bigg"],props:{numArgs:1,argTypes:["primitive"]},handler:(context,args)=>{var delim=checkDelimiter(args[0],context);return{type:"delimsizing",mode:context.parser.mode,size:delimiterSizes[context.funcName].size,mclass:delimiterSizes[context.funcName].mclass,delim:delim.text}},htmlBuilder:(group,options)=>"."===group.delim?buildCommon.makeSpan([group.mclass]):delimiter.sizedDelim(group.delim,group.size,options,group.mode,[group.mclass]),mathmlBuilder:group=>{var children=[];"."!==group.delim&&children.push(makeText(group.delim,group.mode));var node=new mathMLTree.MathNode("mo",children);"mopen"===group.mclass||"mclose"===group.mclass?node.setAttribute("fence","true"):node.setAttribute("fence","false"),node.setAttribute("stretchy","true");var size=makeEm(delimiter.sizeToMaxHeight[group.size]);return node.setAttribute("minsize",size),node.setAttribute("maxsize",size),node}}),defineFunction({type:"leftright-right",names:["\\right"],props:{numArgs:1,primitive:!0},handler:(context,args)=>{var color=context.parser.gullet.macros.get("\\current@color");if(color&&"string"!=typeof color)throw new ParseError("\\current@color set to non-string in \\right");return{type:"leftright-right",mode:context.parser.mode,delim:checkDelimiter(args[0],context).text,color}}}),defineFunction({type:"leftright",names:["\\left"],props:{numArgs:1,primitive:!0},handler:(context,args)=>{var delim=checkDelimiter(args[0],context),parser=context.parser;++parser.leftrightDepth;var body=parser.parseExpression(!1);--parser.leftrightDepth,parser.expect("\\right",!1);var right=assertNodeType(parser.parseFunction(),"leftright-right");return{type:"leftright",mode:parser.mode,body,left:delim.text,right:right.delim,rightColor:right.color}},htmlBuilder:(group,options)=>{assertParsed(group);for(var leftDelim,rightDelim,inner=buildExpression$1(group.body,options,!0,["mopen","mclose"]),innerHeight=0,innerDepth=0,hadMiddle=!1,i=0;i<inner.length;i++)inner[i].isMiddle?hadMiddle=!0:(innerHeight=Math.max(inner[i].height,innerHeight),innerDepth=Math.max(inner[i].depth,innerDepth));if(innerHeight*=options.sizeMultiplier,innerDepth*=options.sizeMultiplier,leftDelim="."===group.left?makeNullDelimiter(options,["mopen"]):delimiter.leftRightDelim(group.left,innerHeight,innerDepth,options,group.mode,["mopen"]),inner.unshift(leftDelim),hadMiddle)for(var _i=1;_i<inner.length;_i++){var isMiddle=inner[_i].isMiddle;isMiddle&&(inner[_i]=delimiter.leftRightDelim(isMiddle.delim,innerHeight,innerDepth,isMiddle.options,group.mode,[]))}if("."===group.right)rightDelim=makeNullDelimiter(options,["mclose"]);else{var colorOptions=group.rightColor?options.withColor(group.rightColor):options;rightDelim=delimiter.leftRightDelim(group.right,innerHeight,innerDepth,colorOptions,group.mode,["mclose"])}return inner.push(rightDelim),buildCommon.makeSpan(["minner"],inner,options)},mathmlBuilder:(group,options)=>{assertParsed(group);var inner=buildExpression(group.body,options);if("."!==group.left){var leftNode=new mathMLTree.MathNode("mo",[makeText(group.left,group.mode)]);leftNode.setAttribute("fence","true"),inner.unshift(leftNode)}if("."!==group.right){var rightNode=new mathMLTree.MathNode("mo",[makeText(group.right,group.mode)]);rightNode.setAttribute("fence","true"),group.rightColor&&rightNode.setAttribute("mathcolor",group.rightColor),inner.push(rightNode)}return makeRow(inner)}}),defineFunction({type:"middle",names:["\\middle"],props:{numArgs:1,primitive:!0},handler:(context,args)=>{var delim=checkDelimiter(args[0],context);if(!context.parser.leftrightDepth)throw new ParseError("\\middle without preceding \\left",delim);return{type:"middle",mode:context.parser.mode,delim:delim.text}},htmlBuilder:(group,options)=>{var middleDelim;if("."===group.delim)middleDelim=makeNullDelimiter(options,[]);else{middleDelim=delimiter.sizedDelim(group.delim,1,options,group.mode,[]);var isMiddle={delim:group.delim,options};middleDelim.isMiddle=isMiddle}return middleDelim},mathmlBuilder:(group,options)=>{var textNode="\\vert"===group.delim||"|"===group.delim?makeText("|","text"):makeText(group.delim,group.mode),middleNode=new mathMLTree.MathNode("mo",[textNode]);return middleNode.setAttribute("fence","true"),middleNode.setAttribute("lspace","0.05em"),middleNode.setAttribute("rspace","0.05em"),middleNode}});var htmlBuilder$7=(group,options)=>{var img,vlist,inner=buildCommon.wrapFragment(buildGroup$1(group.body,options),options),label=group.label.slice(1),scale=options.sizeMultiplier,imgShift=0,isSingleChar=utils.isCharacterBox(group.body);if("sout"===label)(img=buildCommon.makeSpan(["stretchy","sout"])).height=options.fontMetrics().defaultRuleThickness/scale,imgShift=-.5*options.fontMetrics().xHeight;else if("phase"===label){var lineWeight=calculateSize({number:.6,unit:"pt"},options),clearance=calculateSize({number:.35,unit:"ex"},options);scale/=options.havingBaseSizing().sizeMultiplier;var angleHeight=inner.height+inner.depth+lineWeight+clearance;inner.style.paddingLeft=makeEm(angleHeight/2+lineWeight);var viewBoxHeight=Math.floor(1e3*angleHeight*scale),path=function phasePath(y){return"M400000 "+y+" H0 L"+y/2+" 0 l65 45 L145 "+(y-80)+" H400000z"}(viewBoxHeight),svgNode=new SvgNode([new PathNode("phase",path)],{width:"400em",height:makeEm(viewBoxHeight/1e3),viewBox:"0 0 400000 "+viewBoxHeight,preserveAspectRatio:"xMinYMin slice"});(img=buildCommon.makeSvgSpan(["hide-tail"],[svgNode],options)).style.height=makeEm(angleHeight),imgShift=inner.depth+lineWeight+clearance}else{/cancel/.test(label)?isSingleChar||inner.classes.push("cancel-pad"):"angl"===label?inner.classes.push("anglpad"):inner.classes.push("boxpad");var topPad=0,bottomPad=0,ruleThickness=0;/box/.test(label)?(ruleThickness=Math.max(options.fontMetrics().fboxrule,options.minRuleThickness),bottomPad=topPad=options.fontMetrics().fboxsep+("colorbox"===label?0:ruleThickness)):"angl"===label?(topPad=4*(ruleThickness=Math.max(options.fontMetrics().defaultRuleThickness,options.minRuleThickness)),bottomPad=Math.max(0,.25-inner.depth)):bottomPad=topPad=isSingleChar?.2:0,img=stretchy_encloseSpan(inner,label,topPad,bottomPad,options),/fbox|boxed|fcolorbox/.test(label)?(img.style.borderStyle="solid",img.style.borderWidth=makeEm(ruleThickness)):"angl"===label&&.049!==ruleThickness&&(img.style.borderTopWidth=makeEm(ruleThickness),img.style.borderRightWidth=makeEm(ruleThickness)),imgShift=inner.depth+bottomPad,group.backgroundColor&&(img.style.backgroundColor=group.backgroundColor,group.borderColor&&(img.style.borderColor=group.borderColor))}if(group.backgroundColor)vlist=buildCommon.makeVList({positionType:"individualShift",children:[{type:"elem",elem:img,shift:imgShift},{type:"elem",elem:inner,shift:0}]},options);else{var classes=/cancel|phase/.test(label)?["svg-align"]:[];vlist=buildCommon.makeVList({positionType:"individualShift",children:[{type:"elem",elem:inner,shift:0},{type:"elem",elem:img,shift:imgShift,wrapperClasses:classes}]},options)}return/cancel/.test(label)&&(vlist.height=inner.height,vlist.depth=inner.depth),/cancel/.test(label)&&!isSingleChar?buildCommon.makeSpan(["mord","cancel-lap"],[vlist],options):buildCommon.makeSpan(["mord"],[vlist],options)},mathmlBuilder$6=(group,options)=>{var fboxsep=0,node=new mathMLTree.MathNode(group.label.indexOf("colorbox")>-1?"mpadded":"menclose",[buildGroup(group.body,options)]);switch(group.label){case"\\cancel":node.setAttribute("notation","updiagonalstrike");break;case"\\bcancel":node.setAttribute("notation","downdiagonalstrike");break;case"\\phase":node.setAttribute("notation","phasorangle");break;case"\\sout":node.setAttribute("notation","horizontalstrike");break;case"\\fbox":node.setAttribute("notation","box");break;case"\\angl":node.setAttribute("notation","actuarial");break;case"\\fcolorbox":case"\\colorbox":if(fboxsep=options.fontMetrics().fboxsep*options.fontMetrics().ptPerEm,node.setAttribute("width","+"+2*fboxsep+"pt"),node.setAttribute("height","+"+2*fboxsep+"pt"),node.setAttribute("lspace",fboxsep+"pt"),node.setAttribute("voffset",fboxsep+"pt"),"\\fcolorbox"===group.label){var thk=Math.max(options.fontMetrics().fboxrule,options.minRuleThickness);node.setAttribute("style","border: "+thk+"em solid "+String(group.borderColor))}break;case"\\xcancel":node.setAttribute("notation","updiagonalstrike downdiagonalstrike")}return group.backgroundColor&&node.setAttribute("mathbackground",group.backgroundColor),node};defineFunction({type:"enclose",names:["\\colorbox"],props:{numArgs:2,allowedInText:!0,argTypes:["color","text"]},handler(_ref,args,optArgs){var{parser,funcName}=_ref,color=assertNodeType(args[0],"color-token").color,body=args[1];return{type:"enclose",mode:parser.mode,label:funcName,backgroundColor:color,body}},htmlBuilder:htmlBuilder$7,mathmlBuilder:mathmlBuilder$6}),defineFunction({type:"enclose",names:["\\fcolorbox"],props:{numArgs:3,allowedInText:!0,argTypes:["color","color","text"]},handler(_ref2,args,optArgs){var{parser,funcName}=_ref2,borderColor=assertNodeType(args[0],"color-token").color,backgroundColor=assertNodeType(args[1],"color-token").color,body=args[2];return{type:"enclose",mode:parser.mode,label:funcName,backgroundColor,borderColor,body}},htmlBuilder:htmlBuilder$7,mathmlBuilder:mathmlBuilder$6}),defineFunction({type:"enclose",names:["\\fbox"],props:{numArgs:1,argTypes:["hbox"],allowedInText:!0},handler(_ref3,args){var{parser}=_ref3;return{type:"enclose",mode:parser.mode,label:"\\fbox",body:args[0]}}}),defineFunction({type:"enclose",names:["\\cancel","\\bcancel","\\xcancel","\\sout","\\phase"],props:{numArgs:1},handler(_ref4,args){var{parser,funcName}=_ref4,body=args[0];return{type:"enclose",mode:parser.mode,label:funcName,body}},htmlBuilder:htmlBuilder$7,mathmlBuilder:mathmlBuilder$6}),defineFunction({type:"enclose",names:["\\angl"],props:{numArgs:1,argTypes:["hbox"],allowedInText:!1},handler(_ref5,args){var{parser}=_ref5;return{type:"enclose",mode:parser.mode,label:"\\angl",body:args[0]}}});var _environments={};function defineEnvironment(_ref){for(var{type,names,props,handler,htmlBuilder,mathmlBuilder}=_ref,data={type,numArgs:props.numArgs||0,allowedInText:!1,numOptionalArgs:0,handler},i=0;i<names.length;++i)_environments[names[i]]=data;htmlBuilder&&(_htmlGroupBuilders[type]=htmlBuilder),mathmlBuilder&&(_mathmlGroupBuilders[type]=mathmlBuilder)}var _macros={};function defineMacro(name,body){_macros[name]=body}function getHLines(parser){var hlineInfo=[];parser.consumeSpaces();var nxt=parser.fetch().text;for("\\relax"===nxt&&(parser.consume(),parser.consumeSpaces(),nxt=parser.fetch().text);"\\hline"===nxt||"\\hdashline"===nxt;)parser.consume(),hlineInfo.push("\\hdashline"===nxt),parser.consumeSpaces(),nxt=parser.fetch().text;return hlineInfo}var validateAmsEnvironmentContext=context=>{if(!context.parser.settings.displayMode)throw new ParseError("{"+context.envName+"} can be used only in display mode.")};function getAutoTag(name){if(-1===name.indexOf("ed"))return-1===name.indexOf("*")}function parseArray(parser,_ref,style){var{hskipBeforeAndAfter,addJot,cols,arraystretch,colSeparationType,autoTag,singleRow,emptySingleRow,maxNumCols,leqno}=_ref;if(parser.gullet.beginGroup(),singleRow||parser.gullet.macros.set("\\cr","\\\\\\relax"),!arraystretch){var stretch=parser.gullet.expandMacroAsText("\\arraystretch");if(null==stretch)arraystretch=1;else if(!(arraystretch=parseFloat(stretch))||arraystretch<0)throw new ParseError("Invalid \\arraystretch: "+stretch)}parser.gullet.beginGroup();var row=[],body=[row],rowGaps=[],hLinesBeforeRow=[],tags=null!=autoTag?[]:void 0;function beginRow(){autoTag&&parser.gullet.macros.set("\\@eqnsw","1",!0)}function endRow(){tags&&(parser.gullet.macros.get("\\df@tag")?(tags.push(parser.subparse([new Token("\\df@tag")])),parser.gullet.macros.set("\\df@tag",void 0,!0)):tags.push(Boolean(autoTag)&&"1"===parser.gullet.macros.get("\\@eqnsw")))}for(beginRow(),hLinesBeforeRow.push(getHLines(parser));;){var cell=parser.parseExpression(!1,singleRow?"\\end":"\\\\");parser.gullet.endGroup(),parser.gullet.beginGroup(),cell={type:"ordgroup",mode:parser.mode,body:cell},style&&(cell={type:"styling",mode:parser.mode,style,body:[cell]}),row.push(cell);var next=parser.fetch().text;if("&"===next){if(maxNumCols&&row.length===maxNumCols){if(singleRow||colSeparationType)throw new ParseError("Too many tab characters: &",parser.nextToken);parser.settings.reportNonstrict("textEnv","Too few columns specified in the {array} column argument.")}parser.consume()}else{if("\\end"===next){endRow(),1===row.length&&"styling"===cell.type&&0===cell.body[0].body.length&&(body.length>1||!emptySingleRow)&&body.pop(),hLinesBeforeRow.length<body.length+1&&hLinesBeforeRow.push([]);break}if("\\\\"!==next)throw new ParseError("Expected & or \\\\ or \\cr or \\end",parser.nextToken);parser.consume();var size=void 0;" "!==parser.gullet.future().text&&(size=parser.parseSizeGroup(!0)),rowGaps.push(size?size.value:null),endRow(),hLinesBeforeRow.push(getHLines(parser)),row=[],body.push(row),beginRow()}}return parser.gullet.endGroup(),parser.gullet.endGroup(),{type:"array",mode:parser.mode,addJot,arraystretch,body,cols,rowGaps,hskipBeforeAndAfter,hLinesBeforeRow,colSeparationType,tags,leqno}}function dCellStyle(envName){return"d"===envName.slice(0,1)?"display":"text"}var htmlBuilder$6=function htmlBuilder(group,options){var r,c,nr=group.body.length,hLinesBeforeRow=group.hLinesBeforeRow,nc=0,body=new Array(nr),hlines=[],ruleThickness=Math.max(options.fontMetrics().arrayRuleWidth,options.minRuleThickness),pt=1/options.fontMetrics().ptPerEm,arraycolsep=5*pt;group.colSeparationType&&"small"===group.colSeparationType&&(arraycolsep=options.havingStyle(Style$1.SCRIPT).sizeMultiplier/options.sizeMultiplier*.2778);var baselineskip="CD"===group.colSeparationType?calculateSize({number:3,unit:"ex"},options):12*pt,jot=3*pt,arrayskip=group.arraystretch*baselineskip,arstrutHeight=.7*arrayskip,arstrutDepth=.3*arrayskip,totalHeight=0;function setHLinePos(hlinesInGap){for(var i=0;i<hlinesInGap.length;++i)i>0&&(totalHeight+=.25),hlines.push({pos:totalHeight,isDashed:hlinesInGap[i]})}for(setHLinePos(hLinesBeforeRow[0]),r=0;r<group.body.length;++r){var inrow=group.body[r],height=arstrutHeight,depth=arstrutDepth;nc<inrow.length&&(nc=inrow.length);var outrow=new Array(inrow.length);for(c=0;c<inrow.length;++c){var elt=buildGroup$1(inrow[c],options);depth<elt.depth&&(depth=elt.depth),height<elt.height&&(height=elt.height),outrow[c]=elt}var rowGap=group.rowGaps[r],gap=0;rowGap&&(gap=calculateSize(rowGap,options))>0&&(depth<(gap+=arstrutDepth)&&(depth=gap),gap=0),group.addJot&&(depth+=jot),outrow.height=height,outrow.depth=depth,totalHeight+=height,outrow.pos=totalHeight,totalHeight+=depth+gap,body[r]=outrow,setHLinePos(hLinesBeforeRow[r+1])}var colSep,colDescrNum,offset=totalHeight/2+options.fontMetrics().axisHeight,colDescriptions=group.cols||[],cols=[],tagSpans=[];if(group.tags&&group.tags.some((tag=>tag)))for(r=0;r<nr;++r){var rw=body[r],shift=rw.pos-offset,tag=group.tags[r],tagSpan=void 0;(tagSpan=!0===tag?buildCommon.makeSpan(["eqn-num"],[],options):!1===tag?buildCommon.makeSpan([],[],options):buildCommon.makeSpan([],buildExpression$1(tag,options,!0),options)).depth=rw.depth,tagSpan.height=rw.height,tagSpans.push({type:"elem",elem:tagSpan,shift})}for(c=0,colDescrNum=0;c<nc||colDescrNum<colDescriptions.length;++c,++colDescrNum){for(var colDescr=colDescriptions[colDescrNum]||{},firstSeparator=!0;"separator"===colDescr.type;){if(firstSeparator||((colSep=buildCommon.makeSpan(["arraycolsep"],[])).style.width=makeEm(options.fontMetrics().doubleRuleSep),cols.push(colSep)),"|"!==colDescr.separator&&":"!==colDescr.separator)throw new ParseError("Invalid separator type: "+colDescr.separator);var lineType="|"===colDescr.separator?"solid":"dashed",separator=buildCommon.makeSpan(["vertical-separator"],[],options);separator.style.height=makeEm(totalHeight),separator.style.borderRightWidth=makeEm(ruleThickness),separator.style.borderRightStyle=lineType,separator.style.margin="0 "+makeEm(-ruleThickness/2);var _shift=totalHeight-offset;_shift&&(separator.style.verticalAlign=makeEm(-_shift)),cols.push(separator),colDescr=colDescriptions[++colDescrNum]||{},firstSeparator=!1}if(!(c>=nc)){var sepwidth=void 0;(c>0||group.hskipBeforeAndAfter)&&0!==(sepwidth=utils.deflt(colDescr.pregap,arraycolsep))&&((colSep=buildCommon.makeSpan(["arraycolsep"],[])).style.width=makeEm(sepwidth),cols.push(colSep));var col=[];for(r=0;r<nr;++r){var row=body[r],elem=row[c];if(elem){var _shift2=row.pos-offset;elem.depth=row.depth,elem.height=row.height,col.push({type:"elem",elem,shift:_shift2})}}col=buildCommon.makeVList({positionType:"individualShift",children:col},options),col=buildCommon.makeSpan(["col-align-"+(colDescr.align||"c")],[col]),cols.push(col),(c<nc-1||group.hskipBeforeAndAfter)&&0!==(sepwidth=utils.deflt(colDescr.postgap,arraycolsep))&&((colSep=buildCommon.makeSpan(["arraycolsep"],[])).style.width=makeEm(sepwidth),cols.push(colSep))}}if(body=buildCommon.makeSpan(["mtable"],cols),hlines.length>0){for(var line=buildCommon.makeLineSpan("hline",options,ruleThickness),dashes=buildCommon.makeLineSpan("hdashline",options,ruleThickness),vListElems=[{type:"elem",elem:body,shift:0}];hlines.length>0;){var hline=hlines.pop(),lineShift=hline.pos-offset;hline.isDashed?vListElems.push({type:"elem",elem:dashes,shift:lineShift}):vListElems.push({type:"elem",elem:line,shift:lineShift})}body=buildCommon.makeVList({positionType:"individualShift",children:vListElems},options)}if(0===tagSpans.length)return buildCommon.makeSpan(["mord"],[body],options);var eqnNumCol=buildCommon.makeVList({positionType:"individualShift",children:tagSpans},options);return eqnNumCol=buildCommon.makeSpan(["tag"],[eqnNumCol],options),buildCommon.makeFragment([body,eqnNumCol])},alignMap={c:"center ",l:"left ",r:"right "},mathmlBuilder$5=function mathmlBuilder(group,options){for(var tbl=[],glue=new mathMLTree.MathNode("mtd",[],["mtr-glue"]),tag=new mathMLTree.MathNode("mtd",[],["mml-eqn-num"]),i=0;i<group.body.length;i++){for(var rw=group.body[i],row=[],j=0;j<rw.length;j++)row.push(new mathMLTree.MathNode("mtd",[buildGroup(rw[j],options)]));group.tags&&group.tags[i]&&(row.unshift(glue),row.push(glue),group.leqno?row.unshift(tag):row.push(tag)),tbl.push(new mathMLTree.MathNode("mtr",row))}var table=new mathMLTree.MathNode("mtable",tbl),gap=.5===group.arraystretch?.1:.16+group.arraystretch-1+(group.addJot?.09:0);table.setAttribute("rowspacing",makeEm(gap));var menclose="",align="";if(group.cols&&group.cols.length>0){var cols=group.cols,columnLines="",prevTypeWasAlign=!1,iStart=0,iEnd=cols.length;"separator"===cols[0].type&&(menclose+="top ",iStart=1),"separator"===cols[cols.length-1].type&&(menclose+="bottom ",iEnd-=1);for(var _i=iStart;_i<iEnd;_i++)"align"===cols[_i].type?(align+=alignMap[cols[_i].align],prevTypeWasAlign&&(columnLines+="none "),prevTypeWasAlign=!0):"separator"===cols[_i].type&&prevTypeWasAlign&&(columnLines+="|"===cols[_i].separator?"solid ":"dashed ",prevTypeWasAlign=!1);table.setAttribute("columnalign",align.trim()),/[sd]/.test(columnLines)&&table.setAttribute("columnlines",columnLines.trim())}if("align"===group.colSeparationType){for(var _cols=group.cols||[],spacing="",_i2=1;_i2<_cols.length;_i2++)spacing+=_i2%2?"0em ":"1em ";table.setAttribute("columnspacing",spacing.trim())}else"alignat"===group.colSeparationType||"gather"===group.colSeparationType?table.setAttribute("columnspacing","0em"):"small"===group.colSeparationType?table.setAttribute("columnspacing","0.2778em"):"CD"===group.colSeparationType?table.setAttribute("columnspacing","0.5em"):table.setAttribute("columnspacing","1em");var rowLines="",hlines=group.hLinesBeforeRow;menclose+=hlines[0].length>0?"left ":"",menclose+=hlines[hlines.length-1].length>0?"right ":"";for(var _i3=1;_i3<hlines.length-1;_i3++)rowLines+=0===hlines[_i3].length?"none ":hlines[_i3][0]?"dashed ":"solid ";return/[sd]/.test(rowLines)&&table.setAttribute("rowlines",rowLines.trim()),""!==menclose&&(table=new mathMLTree.MathNode("menclose",[table])).setAttribute("notation",menclose.trim()),group.arraystretch&&group.arraystretch<1&&(table=new mathMLTree.MathNode("mstyle",[table])).setAttribute("scriptlevel","1"),table},alignedHandler=function alignedHandler(context,args){-1===context.envName.indexOf("ed")&&validateAmsEnvironmentContext(context);var numMaths,cols=[],separationType=context.envName.indexOf("at")>-1?"alignat":"align",isSplit="split"===context.envName,res=parseArray(context.parser,{cols,addJot:!0,autoTag:isSplit?void 0:getAutoTag(context.envName),emptySingleRow:!0,colSeparationType:separationType,maxNumCols:isSplit?2:void 0,leqno:context.parser.settings.leqno},"display"),numCols=0,emptyGroup={type:"ordgroup",mode:context.mode,body:[]};if(args[0]&&"ordgroup"===args[0].type){for(var arg0="",i=0;i<args[0].body.length;i++){arg0+=assertNodeType(args[0].body[i],"textord").text}numMaths=Number(arg0),numCols=2*numMaths}var isAligned=!numCols;res.body.forEach((function(row){for(var _i4=1;_i4<row.length;_i4+=2){var styling=assertNodeType(row[_i4],"styling");assertNodeType(styling.body[0],"ordgroup").body.unshift(emptyGroup)}if(isAligned)numCols<row.length&&(numCols=row.length);else{var curMaths=row.length/2;if(numMaths<curMaths)throw new ParseError("Too many math in a row: expected "+numMaths+", but got "+curMaths,row[0])}}));for(var _i5=0;_i5<numCols;++_i5){var align="r",pregap=0;_i5%2==1?align="l":_i5>0&&isAligned&&(pregap=1),cols[_i5]={type:"align",align,pregap,postgap:0}}return res.colSeparationType=isAligned?"align":"alignat",res};defineEnvironment({type:"array",names:["array","darray"],props:{numArgs:1},handler(context,args){var cols=(checkSymbolNodeType(args[0])?[args[0]]:assertNodeType(args[0],"ordgroup").body).map((function(nde){var ca=assertSymbolNodeType(nde).text;if(-1!=="lcr".indexOf(ca))return{type:"align",align:ca};if("|"===ca)return{type:"separator",separator:"|"};if(":"===ca)return{type:"separator",separator:":"};throw new ParseError("Unknown column alignment: "+ca,nde)})),res={cols,hskipBeforeAndAfter:!0,maxNumCols:cols.length};return parseArray(context.parser,res,dCellStyle(context.envName))},htmlBuilder:htmlBuilder$6,mathmlBuilder:mathmlBuilder$5}),defineEnvironment({type:"array",names:["matrix","pmatrix","bmatrix","Bmatrix","vmatrix","Vmatrix","matrix*","pmatrix*","bmatrix*","Bmatrix*","vmatrix*","Vmatrix*"],props:{numArgs:0},handler(context){var delimiters={matrix:null,pmatrix:["(",")"],bmatrix:["[","]"],Bmatrix:["\\{","\\}"],vmatrix:["|","|"],Vmatrix:["\\Vert","\\Vert"]}[context.envName.replace("*","")],colAlign="c",payload={hskipBeforeAndAfter:!1,cols:[{type:"align",align:colAlign}]};if("*"===context.envName.charAt(context.envName.length-1)){var parser=context.parser;if(parser.consumeSpaces(),"["===parser.fetch().text){if(parser.consume(),parser.consumeSpaces(),colAlign=parser.fetch().text,-1==="lcr".indexOf(colAlign))throw new ParseError("Expected l or c or r",parser.nextToken);parser.consume(),parser.consumeSpaces(),parser.expect("]"),parser.consume(),payload.cols=[{type:"align",align:colAlign}]}}var res=parseArray(context.parser,payload,dCellStyle(context.envName)),numCols=Math.max(0,...res.body.map((row=>row.length)));return res.cols=new Array(numCols).fill({type:"align",align:colAlign}),delimiters?{type:"leftright",mode:context.mode,body:[res],left:delimiters[0],right:delimiters[1],rightColor:void 0}:res},htmlBuilder:htmlBuilder$6,mathmlBuilder:mathmlBuilder$5}),defineEnvironment({type:"array",names:["smallmatrix"],props:{numArgs:0},handler(context){var res=parseArray(context.parser,{arraystretch:.5},"script");return res.colSeparationType="small",res},htmlBuilder:htmlBuilder$6,mathmlBuilder:mathmlBuilder$5}),defineEnvironment({type:"array",names:["subarray"],props:{numArgs:1},handler(context,args){var cols=(checkSymbolNodeType(args[0])?[args[0]]:assertNodeType(args[0],"ordgroup").body).map((function(nde){var ca=assertSymbolNodeType(nde).text;if(-1!=="lc".indexOf(ca))return{type:"align",align:ca};throw new ParseError("Unknown column alignment: "+ca,nde)}));if(cols.length>1)throw new ParseError("{subarray} can contain only one column");var res={cols,hskipBeforeAndAfter:!1,arraystretch:.5};if((res=parseArray(context.parser,res,"script")).body.length>0&&res.body[0].length>1)throw new ParseError("{subarray} can contain only one column");return res},htmlBuilder:htmlBuilder$6,mathmlBuilder:mathmlBuilder$5}),defineEnvironment({type:"array",names:["cases","dcases","rcases","drcases"],props:{numArgs:0},handler(context){var res=parseArray(context.parser,{arraystretch:1.2,cols:[{type:"align",align:"l",pregap:0,postgap:1},{type:"align",align:"l",pregap:0,postgap:0}]},dCellStyle(context.envName));return{type:"leftright",mode:context.mode,body:[res],left:context.envName.indexOf("r")>-1?".":"\\{",right:context.envName.indexOf("r")>-1?"\\}":".",rightColor:void 0}},htmlBuilder:htmlBuilder$6,mathmlBuilder:mathmlBuilder$5}),defineEnvironment({type:"array",names:["align","align*","aligned","split"],props:{numArgs:0},handler:alignedHandler,htmlBuilder:htmlBuilder$6,mathmlBuilder:mathmlBuilder$5}),defineEnvironment({type:"array",names:["gathered","gather","gather*"],props:{numArgs:0},handler(context){utils.contains(["gather","gather*"],context.envName)&&validateAmsEnvironmentContext(context);var res={cols:[{type:"align",align:"c"}],addJot:!0,colSeparationType:"gather",autoTag:getAutoTag(context.envName),emptySingleRow:!0,leqno:context.parser.settings.leqno};return parseArray(context.parser,res,"display")},htmlBuilder:htmlBuilder$6,mathmlBuilder:mathmlBuilder$5}),defineEnvironment({type:"array",names:["alignat","alignat*","alignedat"],props:{numArgs:1},handler:alignedHandler,htmlBuilder:htmlBuilder$6,mathmlBuilder:mathmlBuilder$5}),defineEnvironment({type:"array",names:["equation","equation*"],props:{numArgs:0},handler(context){validateAmsEnvironmentContext(context);var res={autoTag:getAutoTag(context.envName),emptySingleRow:!0,singleRow:!0,maxNumCols:1,leqno:context.parser.settings.leqno};return parseArray(context.parser,res,"display")},htmlBuilder:htmlBuilder$6,mathmlBuilder:mathmlBuilder$5}),defineEnvironment({type:"array",names:["CD"],props:{numArgs:0},handler:context=>(validateAmsEnvironmentContext(context),function parseCD(parser){var parsedRows=[];for(parser.gullet.beginGroup(),parser.gullet.macros.set("\\cr","\\\\\\relax"),parser.gullet.beginGroup();;){parsedRows.push(parser.parseExpression(!1,"\\\\")),parser.gullet.endGroup(),parser.gullet.beginGroup();var next=parser.fetch().text;if("&"!==next&&"\\\\"!==next){if("\\end"===next){0===parsedRows[parsedRows.length-1].length&&parsedRows.pop();break}throw new ParseError("Expected \\\\ or \\cr or \\end",parser.nextToken)}parser.consume()}for(var node,endChar,row=[],body=[row],i=0;i<parsedRows.length;i++){for(var rowNodes=parsedRows[i],cell={type:"styling",body:[],mode:"math",style:"display"},j=0;j<rowNodes.length;j++)if(isStartOfArrow(rowNodes[j])){row.push(cell);var arrowChar=assertSymbolNodeType(rowNodes[j+=1]).text,labels=new Array(2);if(labels[0]={type:"ordgroup",mode:"math",body:[]},labels[1]={type:"ordgroup",mode:"math",body:[]},"=|.".indexOf(arrowChar)>-1);else{if(!("<>AV".indexOf(arrowChar)>-1))throw new ParseError('Expected one of "<>AV=|." after @',rowNodes[j]);for(var labelNum=0;labelNum<2;labelNum++){for(var inLabel=!0,k=j+1;k<rowNodes.length;k++){if(endChar=arrowChar,("mathord"===(node=rowNodes[k]).type||"atom"===node.type)&&node.text===endChar){inLabel=!1,j=k;break}if(isStartOfArrow(rowNodes[k]))throw new ParseError("Missing a "+arrowChar+" character to complete a CD arrow.",rowNodes[k]);labels[labelNum].body.push(rowNodes[k])}if(inLabel)throw new ParseError("Missing a "+arrowChar+" character to complete a CD arrow.",rowNodes[j])}}var wrappedArrow={type:"styling",body:[cdArrow(arrowChar,labels,parser)],mode:"math",style:"display"};row.push(wrappedArrow),cell={type:"styling",body:[],mode:"math",style:"display"}}else cell.body.push(rowNodes[j]);i%2==0?row.push(cell):row.shift(),row=[],body.push(row)}return parser.gullet.endGroup(),parser.gullet.endGroup(),{type:"array",mode:"math",body,arraystretch:1,addJot:!0,rowGaps:[null],cols:new Array(body[0].length).fill({type:"align",align:"c",pregap:.25,postgap:.25}),colSeparationType:"CD",hLinesBeforeRow:new Array(body.length+1).fill([])}}(context.parser)),htmlBuilder:htmlBuilder$6,mathmlBuilder:mathmlBuilder$5}),defineMacro("\\nonumber","\\gdef\\@eqnsw{0}"),defineMacro("\\notag","\\nonumber"),defineFunction({type:"text",names:["\\hline","\\hdashline"],props:{numArgs:0,allowedInText:!0,allowedInMath:!0},handler(context,args){throw new ParseError(context.funcName+" valid only within array environment")}});var environments=_environments;defineFunction({type:"environment",names:["\\begin","\\end"],props:{numArgs:1,argTypes:["text"]},handler(_ref,args){var{parser,funcName}=_ref,nameGroup=args[0];if("ordgroup"!==nameGroup.type)throw new ParseError("Invalid environment name",nameGroup);for(var envName="",i=0;i<nameGroup.body.length;++i)envName+=assertNodeType(nameGroup.body[i],"textord").text;if("\\begin"===funcName){if(!environments.hasOwnProperty(envName))throw new ParseError("No such environment: "+envName,nameGroup);var env=environments[envName],{args:_args,optArgs}=parser.parseArguments("\\begin{"+envName+"}",env),context={mode:parser.mode,envName,parser},result=env.handler(context,_args,optArgs);parser.expect("\\end",!1);var endNameToken=parser.nextToken,end=assertNodeType(parser.parseFunction(),"environment");if(end.name!==envName)throw new ParseError("Mismatch: \\begin{"+envName+"} matched by \\end{"+end.name+"}",endNameToken);return result}return{type:"environment",mode:parser.mode,name:envName,nameGroup}}});var htmlBuilder$5=(group,options)=>{var font=group.font,newOptions=options.withFont(font);return buildGroup$1(group.body,newOptions)},mathmlBuilder$4=(group,options)=>{var font=group.font,newOptions=options.withFont(font);return buildGroup(group.body,newOptions)},fontAliases={"\\Bbb":"\\mathbb","\\bold":"\\mathbf","\\frak":"\\mathfrak","\\bm":"\\boldsymbol"};defineFunction({type:"font",names:["\\mathrm","\\mathit","\\mathbf","\\mathnormal","\\mathsfit","\\mathbb","\\mathcal","\\mathfrak","\\mathscr","\\mathsf","\\mathtt","\\Bbb","\\bold","\\frak"],props:{numArgs:1,allowedInArgument:!0},handler:(_ref,args)=>{var{parser,funcName}=_ref,body=normalizeArgument(args[0]),func=funcName;return func in fontAliases&&(func=fontAliases[func]),{type:"font",mode:parser.mode,font:func.slice(1),body}},htmlBuilder:htmlBuilder$5,mathmlBuilder:mathmlBuilder$4}),defineFunction({type:"mclass",names:["\\boldsymbol","\\bm"],props:{numArgs:1},handler:(_ref2,args)=>{var{parser}=_ref2,body=args[0],isCharacterBox=utils.isCharacterBox(body);return{type:"mclass",mode:parser.mode,mclass:binrelClass(body),body:[{type:"font",mode:parser.mode,font:"boldsymbol",body}],isCharacterBox}}}),defineFunction({type:"font",names:["\\rm","\\sf","\\tt","\\bf","\\it","\\cal"],props:{numArgs:0,allowedInText:!0},handler:(_ref3,args)=>{var{parser,funcName,breakOnTokenText}=_ref3,{mode}=parser,body=parser.parseExpression(!0,breakOnTokenText);return{type:"font",mode,font:"math"+funcName.slice(1),body:{type:"ordgroup",mode:parser.mode,body}}},htmlBuilder:htmlBuilder$5,mathmlBuilder:mathmlBuilder$4});var adjustStyle=(size,originalStyle)=>{var style=originalStyle;return"display"===size?style=style.id>=Style$1.SCRIPT.id?style.text():Style$1.DISPLAY:"text"===size&&style.size===Style$1.DISPLAY.size?style=Style$1.TEXT:"script"===size?style=Style$1.SCRIPT:"scriptscript"===size&&(style=Style$1.SCRIPTSCRIPT),style},htmlBuilder$4=(group,options)=>{var newOptions,style=adjustStyle(group.size,options.style),nstyle=style.fracNum(),dstyle=style.fracDen();newOptions=options.havingStyle(nstyle);var numerm=buildGroup$1(group.numer,newOptions,options);if(group.continued){var hStrut=8.5/options.fontMetrics().ptPerEm,dStrut=3.5/options.fontMetrics().ptPerEm;numerm.height=numerm.height<hStrut?hStrut:numerm.height,numerm.depth=numerm.depth<dStrut?dStrut:numerm.depth}newOptions=options.havingStyle(dstyle);var rule,ruleWidth,ruleSpacing,numShift,clearance,denomShift,frac,delimSize,leftDelim,rightDelim,denomm=buildGroup$1(group.denom,newOptions,options);if(group.hasBarLine?(group.barSize?(ruleWidth=calculateSize(group.barSize,options),rule=buildCommon.makeLineSpan("frac-line",options,ruleWidth)):rule=buildCommon.makeLineSpan("frac-line",options),ruleWidth=rule.height,ruleSpacing=rule.height):(rule=null,ruleWidth=0,ruleSpacing=options.fontMetrics().defaultRuleThickness),style.size===Style$1.DISPLAY.size||"display"===group.size?(numShift=options.fontMetrics().num1,clearance=ruleWidth>0?3*ruleSpacing:7*ruleSpacing,denomShift=options.fontMetrics().denom1):(ruleWidth>0?(numShift=options.fontMetrics().num2,clearance=ruleSpacing):(numShift=options.fontMetrics().num3,clearance=3*ruleSpacing),denomShift=options.fontMetrics().denom2),rule){var axisHeight=options.fontMetrics().axisHeight;numShift-numerm.depth-(axisHeight+.5*ruleWidth)<clearance&&(numShift+=clearance-(numShift-numerm.depth-(axisHeight+.5*ruleWidth))),axisHeight-.5*ruleWidth-(denomm.height-denomShift)<clearance&&(denomShift+=clearance-(axisHeight-.5*ruleWidth-(denomm.height-denomShift)));var midShift=-(axisHeight-.5*ruleWidth);frac=buildCommon.makeVList({positionType:"individualShift",children:[{type:"elem",elem:denomm,shift:denomShift},{type:"elem",elem:rule,shift:midShift},{type:"elem",elem:numerm,shift:-numShift}]},options)}else{var candidateClearance=numShift-numerm.depth-(denomm.height-denomShift);candidateClearance<clearance&&(numShift+=.5*(clearance-candidateClearance),denomShift+=.5*(clearance-candidateClearance)),frac=buildCommon.makeVList({positionType:"individualShift",children:[{type:"elem",elem:denomm,shift:denomShift},{type:"elem",elem:numerm,shift:-numShift}]},options)}return newOptions=options.havingStyle(style),frac.height*=newOptions.sizeMultiplier/options.sizeMultiplier,frac.depth*=newOptions.sizeMultiplier/options.sizeMultiplier,delimSize=style.size===Style$1.DISPLAY.size?options.fontMetrics().delim1:style.size===Style$1.SCRIPTSCRIPT.size?options.havingStyle(Style$1.SCRIPT).fontMetrics().delim2:options.fontMetrics().delim2,leftDelim=null==group.leftDelim?makeNullDelimiter(options,["mopen"]):delimiter.customSizedDelim(group.leftDelim,delimSize,!0,options.havingStyle(style),group.mode,["mopen"]),rightDelim=group.continued?buildCommon.makeSpan([]):null==group.rightDelim?makeNullDelimiter(options,["mclose"]):delimiter.customSizedDelim(group.rightDelim,delimSize,!0,options.havingStyle(style),group.mode,["mclose"]),buildCommon.makeSpan(["mord"].concat(newOptions.sizingClasses(options)),[leftDelim,buildCommon.makeSpan(["mfrac"],[frac]),rightDelim],options)},mathmlBuilder$3=(group,options)=>{var node=new mathMLTree.MathNode("mfrac",[buildGroup(group.numer,options),buildGroup(group.denom,options)]);if(group.hasBarLine){if(group.barSize){var ruleWidth=calculateSize(group.barSize,options);node.setAttribute("linethickness",makeEm(ruleWidth))}}else node.setAttribute("linethickness","0px");var style=adjustStyle(group.size,options.style);if(style.size!==options.style.size){node=new mathMLTree.MathNode("mstyle",[node]);var isDisplay=style.size===Style$1.DISPLAY.size?"true":"false";node.setAttribute("displaystyle",isDisplay),node.setAttribute("scriptlevel","0")}if(null!=group.leftDelim||null!=group.rightDelim){var withDelims=[];if(null!=group.leftDelim){var leftOp=new mathMLTree.MathNode("mo",[new mathMLTree.TextNode(group.leftDelim.replace("\\",""))]);leftOp.setAttribute("fence","true"),withDelims.push(leftOp)}if(withDelims.push(node),null!=group.rightDelim){var rightOp=new mathMLTree.MathNode("mo",[new mathMLTree.TextNode(group.rightDelim.replace("\\",""))]);rightOp.setAttribute("fence","true"),withDelims.push(rightOp)}return makeRow(withDelims)}return node};defineFunction({type:"genfrac",names:["\\dfrac","\\frac","\\tfrac","\\dbinom","\\binom","\\tbinom","\\\\atopfrac","\\\\bracefrac","\\\\brackfrac"],props:{numArgs:2,allowedInArgument:!0},handler:(_ref,args)=>{var hasBarLine,{parser,funcName}=_ref,numer=args[0],denom=args[1],leftDelim=null,rightDelim=null,size="auto";switch(funcName){case"\\dfrac":case"\\frac":case"\\tfrac":hasBarLine=!0;break;case"\\\\atopfrac":hasBarLine=!1;break;case"\\dbinom":case"\\binom":case"\\tbinom":hasBarLine=!1,leftDelim="(",rightDelim=")";break;case"\\\\bracefrac":hasBarLine=!1,leftDelim="\\{",rightDelim="\\}";break;case"\\\\brackfrac":hasBarLine=!1,leftDelim="[",rightDelim="]";break;default:throw new Error("Unrecognized genfrac command")}switch(funcName){case"\\dfrac":case"\\dbinom":size="display";break;case"\\tfrac":case"\\tbinom":size="text"}return{type:"genfrac",mode:parser.mode,continued:!1,numer,denom,hasBarLine,leftDelim,rightDelim,size,barSize:null}},htmlBuilder:htmlBuilder$4,mathmlBuilder:mathmlBuilder$3}),defineFunction({type:"genfrac",names:["\\cfrac"],props:{numArgs:2},handler:(_ref2,args)=>{var{parser,funcName}=_ref2,numer=args[0],denom=args[1];return{type:"genfrac",mode:parser.mode,continued:!0,numer,denom,hasBarLine:!0,leftDelim:null,rightDelim:null,size:"display",barSize:null}}}),defineFunction({type:"infix",names:["\\over","\\choose","\\atop","\\brace","\\brack"],props:{numArgs:0,infix:!0},handler(_ref3){var replaceWith,{parser,funcName,token}=_ref3;switch(funcName){case"\\over":replaceWith="\\frac";break;case"\\choose":replaceWith="\\binom";break;case"\\atop":replaceWith="\\\\atopfrac";break;case"\\brace":replaceWith="\\\\bracefrac";break;case"\\brack":replaceWith="\\\\brackfrac";break;default:throw new Error("Unrecognized infix genfrac command")}return{type:"infix",mode:parser.mode,replaceWith,token}}});var stylArray=["display","text","script","scriptscript"],delimFromValue=function delimFromValue(delimString){var delim=null;return delimString.length>0&&(delim="."===(delim=delimString)?null:delim),delim};defineFunction({type:"genfrac",names:["\\genfrac"],props:{numArgs:6,allowedInArgument:!0,argTypes:["math","math","size","text","math","math"]},handler(_ref4,args){var hasBarLine,{parser}=_ref4,numer=args[4],denom=args[5],leftNode=normalizeArgument(args[0]),leftDelim="atom"===leftNode.type&&"open"===leftNode.family?delimFromValue(leftNode.text):null,rightNode=normalizeArgument(args[1]),rightDelim="atom"===rightNode.type&&"close"===rightNode.family?delimFromValue(rightNode.text):null,barNode=assertNodeType(args[2],"size"),barSize=null;hasBarLine=!!barNode.isBlank||(barSize=barNode.value).number>0;var size="auto",styl=args[3];if("ordgroup"===styl.type){if(styl.body.length>0){var textOrd=assertNodeType(styl.body[0],"textord");size=stylArray[Number(textOrd.text)]}}else styl=assertNodeType(styl,"textord"),size=stylArray[Number(styl.text)];return{type:"genfrac",mode:parser.mode,numer,denom,continued:!1,hasBarLine,barSize,leftDelim,rightDelim,size}},htmlBuilder:htmlBuilder$4,mathmlBuilder:mathmlBuilder$3}),defineFunction({type:"infix",names:["\\above"],props:{numArgs:1,argTypes:["size"],infix:!0},handler(_ref5,args){var{parser,funcName,token}=_ref5;return{type:"infix",mode:parser.mode,replaceWith:"\\\\abovefrac",size:assertNodeType(args[0],"size").value,token}}}),defineFunction({type:"genfrac",names:["\\\\abovefrac"],props:{numArgs:3,argTypes:["math","size","math"]},handler:(_ref6,args)=>{var{parser,funcName}=_ref6,numer=args[0],barSize=function assert(value){if(!value)throw new Error("Expected non-null, but got "+String(value));return value}(assertNodeType(args[1],"infix").size),denom=args[2],hasBarLine=barSize.number>0;return{type:"genfrac",mode:parser.mode,numer,denom,continued:!1,hasBarLine,barSize,leftDelim:null,rightDelim:null,size:"auto"}},htmlBuilder:htmlBuilder$4,mathmlBuilder:mathmlBuilder$3});var htmlBuilder$3=(grp,options)=>{var supSubGroup,group,style=options.style;"supsub"===grp.type?(supSubGroup=grp.sup?buildGroup$1(grp.sup,options.havingStyle(style.sup()),options):buildGroup$1(grp.sub,options.havingStyle(style.sub()),options),group=assertNodeType(grp.base,"horizBrace")):group=assertNodeType(grp,"horizBrace");var vlist,body=buildGroup$1(group.base,options.havingBaseStyle(Style$1.DISPLAY)),braceBody=stretchy_svgSpan(group,options);if(group.isOver?(vlist=buildCommon.makeVList({positionType:"firstBaseline",children:[{type:"elem",elem:body},{type:"kern",size:.1},{type:"elem",elem:braceBody}]},options)).children[0].children[0].children[1].classes.push("svg-align"):(vlist=buildCommon.makeVList({positionType:"bottom",positionData:body.depth+.1+braceBody.height,children:[{type:"elem",elem:braceBody},{type:"kern",size:.1},{type:"elem",elem:body}]},options)).children[0].children[0].children[0].classes.push("svg-align"),supSubGroup){var vSpan=buildCommon.makeSpan(["mord",group.isOver?"mover":"munder"],[vlist],options);vlist=group.isOver?buildCommon.makeVList({positionType:"firstBaseline",children:[{type:"elem",elem:vSpan},{type:"kern",size:.2},{type:"elem",elem:supSubGroup}]},options):buildCommon.makeVList({positionType:"bottom",positionData:vSpan.depth+.2+supSubGroup.height+supSubGroup.depth,children:[{type:"elem",elem:supSubGroup},{type:"kern",size:.2},{type:"elem",elem:vSpan}]},options)}return buildCommon.makeSpan(["mord",group.isOver?"mover":"munder"],[vlist],options)};defineFunction({type:"horizBrace",names:["\\overbrace","\\underbrace"],props:{numArgs:1},handler(_ref,args){var{parser,funcName}=_ref;return{type:"horizBrace",mode:parser.mode,label:funcName,isOver:/^\\over/.test(funcName),base:args[0]}},htmlBuilder:htmlBuilder$3,mathmlBuilder:(group,options)=>{var accentNode=stretchy_mathMLnode(group.label);return new mathMLTree.MathNode(group.isOver?"mover":"munder",[buildGroup(group.base,options),accentNode])}}),defineFunction({type:"href",names:["\\href"],props:{numArgs:2,argTypes:["url","original"],allowedInText:!0},handler:(_ref,args)=>{var{parser}=_ref,body=args[1],href=assertNodeType(args[0],"url").url;return parser.settings.isTrusted({command:"\\href",url:href})?{type:"href",mode:parser.mode,href,body:ordargument(body)}:parser.formatUnsupportedCmd("\\href")},htmlBuilder:(group,options)=>{var elements=buildExpression$1(group.body,options,!1);return buildCommon.makeAnchor(group.href,[],elements,options)},mathmlBuilder:(group,options)=>{var math=buildExpressionRow(group.body,options);return math instanceof MathNode||(math=new MathNode("mrow",[math])),math.setAttribute("href",group.href),math}}),defineFunction({type:"href",names:["\\url"],props:{numArgs:1,argTypes:["url"],allowedInText:!0},handler:(_ref2,args)=>{var{parser}=_ref2,href=assertNodeType(args[0],"url").url;if(!parser.settings.isTrusted({command:"\\url",url:href}))return parser.formatUnsupportedCmd("\\url");for(var chars=[],i=0;i<href.length;i++){var c=href[i];"~"===c&&(c="\\textasciitilde"),chars.push({type:"textord",mode:"text",text:c})}var body={type:"text",mode:parser.mode,font:"\\texttt",body:chars};return{type:"href",mode:parser.mode,href,body:ordargument(body)}}}),defineFunction({type:"hbox",names:["\\hbox"],props:{numArgs:1,argTypes:["text"],allowedInText:!0,primitive:!0},handler(_ref,args){var{parser}=_ref;return{type:"hbox",mode:parser.mode,body:ordargument(args[0])}},htmlBuilder(group,options){var elements=buildExpression$1(group.body,options,!1);return buildCommon.makeFragment(elements)},mathmlBuilder:(group,options)=>new mathMLTree.MathNode("mrow",buildExpression(group.body,options))}),defineFunction({type:"html",names:["\\htmlClass","\\htmlId","\\htmlStyle","\\htmlData"],props:{numArgs:2,argTypes:["raw","original"],allowedInText:!0},handler:(_ref,args)=>{var trustContext,{parser,funcName,token}=_ref,value=assertNodeType(args[0],"raw").string,body=args[1];parser.settings.strict&&parser.settings.reportNonstrict("htmlExtension","HTML extension is disabled on strict mode");var attributes={};switch(funcName){case"\\htmlClass":attributes.class=value,trustContext={command:"\\htmlClass",class:value};break;case"\\htmlId":attributes.id=value,trustContext={command:"\\htmlId",id:value};break;case"\\htmlStyle":attributes.style=value,trustContext={command:"\\htmlStyle",style:value};break;case"\\htmlData":for(var data=value.split(","),i=0;i<data.length;i++){var keyVal=data[i].split("=");if(2!==keyVal.length)throw new ParseError("Error parsing key-value for \\htmlData");attributes["data-"+keyVal[0].trim()]=keyVal[1].trim()}trustContext={command:"\\htmlData",attributes};break;default:throw new Error("Unrecognized html command")}return parser.settings.isTrusted(trustContext)?{type:"html",mode:parser.mode,attributes,body:ordargument(body)}:parser.formatUnsupportedCmd(funcName)},htmlBuilder:(group,options)=>{var elements=buildExpression$1(group.body,options,!1),classes=["enclosing"];group.attributes.class&&classes.push(...group.attributes.class.trim().split(/\s+/));var span=buildCommon.makeSpan(classes,elements,options);for(var attr in group.attributes)"class"!==attr&&group.attributes.hasOwnProperty(attr)&&span.setAttribute(attr,group.attributes[attr]);return span},mathmlBuilder:(group,options)=>buildExpressionRow(group.body,options)}),defineFunction({type:"htmlmathml",names:["\\html@mathml"],props:{numArgs:2,allowedInText:!0},handler:(_ref,args)=>{var{parser}=_ref;return{type:"htmlmathml",mode:parser.mode,html:ordargument(args[0]),mathml:ordargument(args[1])}},htmlBuilder:(group,options)=>{var elements=buildExpression$1(group.html,options,!1);return buildCommon.makeFragment(elements)},mathmlBuilder:(group,options)=>buildExpressionRow(group.mathml,options)});var sizeData=function sizeData(str){if(/^[-+]? *(\d+(\.\d*)?|\.\d+)$/.test(str))return{number:+str,unit:"bp"};var match=/([-+]?) *(\d+(?:\.\d*)?|\.\d+) *([a-z]{2})/.exec(str);if(!match)throw new ParseError("Invalid size: '"+str+"' in \\includegraphics");var data={number:+(match[1]+match[2]),unit:match[3]};if(!validUnit(data))throw new ParseError("Invalid unit: '"+data.unit+"' in \\includegraphics.");return data};defineFunction({type:"includegraphics",names:["\\includegraphics"],props:{numArgs:1,numOptionalArgs:1,argTypes:["raw","url"],allowedInText:!1},handler:(_ref,args,optArgs)=>{var{parser}=_ref,width={number:0,unit:"em"},height={number:.9,unit:"em"},totalheight={number:0,unit:"em"},alt="";if(optArgs[0])for(var attributes=assertNodeType(optArgs[0],"raw").string.split(","),i=0;i<attributes.length;i++){var keyVal=attributes[i].split("=");if(2===keyVal.length){var str=keyVal[1].trim();switch(keyVal[0].trim()){case"alt":alt=str;break;case"width":width=sizeData(str);break;case"height":height=sizeData(str);break;case"totalheight":totalheight=sizeData(str);break;default:throw new ParseError("Invalid key: '"+keyVal[0]+"' in \\includegraphics.")}}}var src=assertNodeType(args[0],"url").url;return""===alt&&(alt=(alt=(alt=src).replace(/^.*[\\/]/,"")).substring(0,alt.lastIndexOf("."))),parser.settings.isTrusted({command:"\\includegraphics",url:src})?{type:"includegraphics",mode:parser.mode,alt,width,height,totalheight,src}:parser.formatUnsupportedCmd("\\includegraphics")},htmlBuilder:(group,options)=>{var height=calculateSize(group.height,options),depth=0;group.totalheight.number>0&&(depth=calculateSize(group.totalheight,options)-height);var width=0;group.width.number>0&&(width=calculateSize(group.width,options));var style={height:makeEm(height+depth)};width>0&&(style.width=makeEm(width)),depth>0&&(style.verticalAlign=makeEm(-depth));var node=new Img(group.src,group.alt,style);return node.height=height,node.depth=depth,node},mathmlBuilder:(group,options)=>{var node=new mathMLTree.MathNode("mglyph",[]);node.setAttribute("alt",group.alt);var height=calculateSize(group.height,options),depth=0;if(group.totalheight.number>0&&(depth=calculateSize(group.totalheight,options)-height,node.setAttribute("valign",makeEm(-depth))),node.setAttribute("height",makeEm(height+depth)),group.width.number>0){var width=calculateSize(group.width,options);node.setAttribute("width",makeEm(width))}return node.setAttribute("src",group.src),node}}),defineFunction({type:"kern",names:["\\kern","\\mkern","\\hskip","\\mskip"],props:{numArgs:1,argTypes:["size"],primitive:!0,allowedInText:!0},handler(_ref,args){var{parser,funcName}=_ref,size=assertNodeType(args[0],"size");if(parser.settings.strict){var mathFunction="m"===funcName[1],muUnit="mu"===size.value.unit;mathFunction?(muUnit||parser.settings.reportNonstrict("mathVsTextUnits","LaTeX's "+funcName+" supports only mu units, not "+size.value.unit+" units"),"math"!==parser.mode&&parser.settings.reportNonstrict("mathVsTextUnits","LaTeX's "+funcName+" works only in math mode")):muUnit&&parser.settings.reportNonstrict("mathVsTextUnits","LaTeX's "+funcName+" doesn't support mu units")}return{type:"kern",mode:parser.mode,dimension:size.value}},htmlBuilder:(group,options)=>buildCommon.makeGlue(group.dimension,options),mathmlBuilder(group,options){var dimension=calculateSize(group.dimension,options);return new mathMLTree.SpaceNode(dimension)}}),defineFunction({type:"lap",names:["\\mathllap","\\mathrlap","\\mathclap"],props:{numArgs:1,allowedInText:!0},handler:(_ref,args)=>{var{parser,funcName}=_ref,body=args[0];return{type:"lap",mode:parser.mode,alignment:funcName.slice(5),body}},htmlBuilder:(group,options)=>{var inner;"clap"===group.alignment?(inner=buildCommon.makeSpan([],[buildGroup$1(group.body,options)]),inner=buildCommon.makeSpan(["inner"],[inner],options)):inner=buildCommon.makeSpan(["inner"],[buildGroup$1(group.body,options)]);var fix=buildCommon.makeSpan(["fix"],[]),node=buildCommon.makeSpan([group.alignment],[inner,fix],options),strut=buildCommon.makeSpan(["strut"]);return strut.style.height=makeEm(node.height+node.depth),node.depth&&(strut.style.verticalAlign=makeEm(-node.depth)),node.children.unshift(strut),node=buildCommon.makeSpan(["thinbox"],[node],options),buildCommon.makeSpan(["mord","vbox"],[node],options)},mathmlBuilder:(group,options)=>{var node=new mathMLTree.MathNode("mpadded",[buildGroup(group.body,options)]);if("rlap"!==group.alignment){var offset="llap"===group.alignment?"-1":"-0.5";node.setAttribute("lspace",offset+"width")}return node.setAttribute("width","0px"),node}}),defineFunction({type:"styling",names:["\\(","$"],props:{numArgs:0,allowedInText:!0,allowedInMath:!1},handler(_ref,args){var{funcName,parser}=_ref,outerMode=parser.mode;parser.switchMode("math");var close="\\("===funcName?"\\)":"$",body=parser.parseExpression(!1,close);return parser.expect(close),parser.switchMode(outerMode),{type:"styling",mode:parser.mode,style:"text",body}}}),defineFunction({type:"text",names:["\\)","\\]"],props:{numArgs:0,allowedInText:!0,allowedInMath:!1},handler(context,args){throw new ParseError("Mismatched "+context.funcName)}});var chooseMathStyle=(group,options)=>{switch(options.style.size){case Style$1.DISPLAY.size:return group.display;case Style$1.TEXT.size:return group.text;case Style$1.SCRIPT.size:return group.script;case Style$1.SCRIPTSCRIPT.size:return group.scriptscript;default:return group.text}};defineFunction({type:"mathchoice",names:["\\mathchoice"],props:{numArgs:4,primitive:!0},handler:(_ref,args)=>{var{parser}=_ref;return{type:"mathchoice",mode:parser.mode,display:ordargument(args[0]),text:ordargument(args[1]),script:ordargument(args[2]),scriptscript:ordargument(args[3])}},htmlBuilder:(group,options)=>{var body=chooseMathStyle(group,options),elements=buildExpression$1(body,options,!1);return buildCommon.makeFragment(elements)},mathmlBuilder:(group,options)=>{var body=chooseMathStyle(group,options);return buildExpressionRow(body,options)}});var assembleSupSub=(base,supGroup,subGroup,options,style,slant,baseShift)=>{base=buildCommon.makeSpan([],[base]);var sub,sup,finalGroup,subIsSingleCharacter=subGroup&&utils.isCharacterBox(subGroup);if(supGroup){var elem=buildGroup$1(supGroup,options.havingStyle(style.sup()),options);sup={elem,kern:Math.max(options.fontMetrics().bigOpSpacing1,options.fontMetrics().bigOpSpacing3-elem.depth)}}if(subGroup){var _elem=buildGroup$1(subGroup,options.havingStyle(style.sub()),options);sub={elem:_elem,kern:Math.max(options.fontMetrics().bigOpSpacing2,options.fontMetrics().bigOpSpacing4-_elem.height)}}if(sup&&sub){var bottom=options.fontMetrics().bigOpSpacing5+sub.elem.height+sub.elem.depth+sub.kern+base.depth+baseShift;finalGroup=buildCommon.makeVList({positionType:"bottom",positionData:bottom,children:[{type:"kern",size:options.fontMetrics().bigOpSpacing5},{type:"elem",elem:sub.elem,marginLeft:makeEm(-slant)},{type:"kern",size:sub.kern},{type:"elem",elem:base},{type:"kern",size:sup.kern},{type:"elem",elem:sup.elem,marginLeft:makeEm(slant)},{type:"kern",size:options.fontMetrics().bigOpSpacing5}]},options)}else if(sub){var top=base.height-baseShift;finalGroup=buildCommon.makeVList({positionType:"top",positionData:top,children:[{type:"kern",size:options.fontMetrics().bigOpSpacing5},{type:"elem",elem:sub.elem,marginLeft:makeEm(-slant)},{type:"kern",size:sub.kern},{type:"elem",elem:base}]},options)}else{if(!sup)return base;var _bottom=base.depth+baseShift;finalGroup=buildCommon.makeVList({positionType:"bottom",positionData:_bottom,children:[{type:"elem",elem:base},{type:"kern",size:sup.kern},{type:"elem",elem:sup.elem,marginLeft:makeEm(slant)},{type:"kern",size:options.fontMetrics().bigOpSpacing5}]},options)}var parts=[finalGroup];if(sub&&0!==slant&&!subIsSingleCharacter){var spacer=buildCommon.makeSpan(["mspace"],[],options);spacer.style.marginRight=makeEm(slant),parts.unshift(spacer)}return buildCommon.makeSpan(["mop","op-limits"],parts,options)},noSuccessor=["\\smallint"],htmlBuilder$2=(grp,options)=>{var supGroup,subGroup,group,hasLimits=!1;"supsub"===grp.type?(supGroup=grp.sup,subGroup=grp.sub,group=assertNodeType(grp.base,"op"),hasLimits=!0):group=assertNodeType(grp,"op");var base,style=options.style,large=!1;if(style.size===Style$1.DISPLAY.size&&group.symbol&&!utils.contains(noSuccessor,group.name)&&(large=!0),group.symbol){var fontName=large?"Size2-Regular":"Size1-Regular",stash="";if("\\oiint"!==group.name&&"\\oiiint"!==group.name||(stash=group.name.slice(1),group.name="oiint"===stash?"\\iint":"\\iiint"),base=buildCommon.makeSymbol(group.name,fontName,"math",options,["mop","op-symbol",large?"large-op":"small-op"]),stash.length>0){var italic=base.italic,oval=buildCommon.staticSvg(stash+"Size"+(large?"2":"1"),options);base=buildCommon.makeVList({positionType:"individualShift",children:[{type:"elem",elem:base,shift:0},{type:"elem",elem:oval,shift:large?.08:0}]},options),group.name="\\"+stash,base.classes.unshift("mop"),base.italic=italic}}else if(group.body){var inner=buildExpression$1(group.body,options,!0);1===inner.length&&inner[0]instanceof SymbolNode?(base=inner[0]).classes[0]="mop":base=buildCommon.makeSpan(["mop"],inner,options)}else{for(var output=[],i=1;i<group.name.length;i++)output.push(buildCommon.mathsym(group.name[i],group.mode,options));base=buildCommon.makeSpan(["mop"],output,options)}var baseShift=0,slant=0;return(base instanceof SymbolNode||"\\oiint"===group.name||"\\oiiint"===group.name)&&!group.suppressBaseShift&&(baseShift=(base.height-base.depth)/2-options.fontMetrics().axisHeight,slant=base.italic),hasLimits?assembleSupSub(base,supGroup,subGroup,options,style,slant,baseShift):(baseShift&&(base.style.position="relative",base.style.top=makeEm(baseShift)),base)},mathmlBuilder$1=(group,options)=>{var node;if(group.symbol)node=new MathNode("mo",[makeText(group.name,group.mode)]),utils.contains(noSuccessor,group.name)&&node.setAttribute("largeop","false");else if(group.body)node=new MathNode("mo",buildExpression(group.body,options));else{node=new MathNode("mi",[new TextNode(group.name.slice(1))]);var operator=new MathNode("mo",[makeText("⁡","text")]);node=group.parentIsSupSub?new MathNode("mrow",[node,operator]):newDocumentFragment([node,operator])}return node},singleCharBigOps={"∏":"\\prod","∐":"\\coprod","∑":"\\sum","⋀":"\\bigwedge","⋁":"\\bigvee","⋂":"\\bigcap","⋃":"\\bigcup","⨀":"\\bigodot","⨁":"\\bigoplus","⨂":"\\bigotimes","⨄":"\\biguplus","⨆":"\\bigsqcup"};defineFunction({type:"op",names:["\\coprod","\\bigvee","\\bigwedge","\\biguplus","\\bigcap","\\bigcup","\\intop","\\prod","\\sum","\\bigotimes","\\bigoplus","\\bigodot","\\bigsqcup","\\smallint","∏","∐","∑","⋀","⋁","⋂","⋃","⨀","⨁","⨂","⨄","⨆"],props:{numArgs:0},handler:(_ref,args)=>{var{parser,funcName}=_ref,fName=funcName;return 1===fName.length&&(fName=singleCharBigOps[fName]),{type:"op",mode:parser.mode,limits:!0,parentIsSupSub:!1,symbol:!0,name:fName}},htmlBuilder:htmlBuilder$2,mathmlBuilder:mathmlBuilder$1}),defineFunction({type:"op",names:["\\mathop"],props:{numArgs:1,primitive:!0},handler:(_ref2,args)=>{var{parser}=_ref2,body=args[0];return{type:"op",mode:parser.mode,limits:!1,parentIsSupSub:!1,symbol:!1,body:ordargument(body)}},htmlBuilder:htmlBuilder$2,mathmlBuilder:mathmlBuilder$1});var singleCharIntegrals={"∫":"\\int","∬":"\\iint","∭":"\\iiint","∮":"\\oint","∯":"\\oiint","∰":"\\oiiint"};defineFunction({type:"op",names:["\\arcsin","\\arccos","\\arctan","\\arctg","\\arcctg","\\arg","\\ch","\\cos","\\cosec","\\cosh","\\cot","\\cotg","\\coth","\\csc","\\ctg","\\cth","\\deg","\\dim","\\exp","\\hom","\\ker","\\lg","\\ln","\\log","\\sec","\\sin","\\sinh","\\sh","\\tan","\\tanh","\\tg","\\th"],props:{numArgs:0},handler(_ref3){var{parser,funcName}=_ref3;return{type:"op",mode:parser.mode,limits:!1,parentIsSupSub:!1,symbol:!1,name:funcName}},htmlBuilder:htmlBuilder$2,mathmlBuilder:mathmlBuilder$1}),defineFunction({type:"op",names:["\\det","\\gcd","\\inf","\\lim","\\max","\\min","\\Pr","\\sup"],props:{numArgs:0},handler(_ref4){var{parser,funcName}=_ref4;return{type:"op",mode:parser.mode,limits:!0,parentIsSupSub:!1,symbol:!1,name:funcName}},htmlBuilder:htmlBuilder$2,mathmlBuilder:mathmlBuilder$1}),defineFunction({type:"op",names:["\\int","\\iint","\\iiint","\\oint","\\oiint","\\oiiint","∫","∬","∭","∮","∯","∰"],props:{numArgs:0},handler(_ref5){var{parser,funcName}=_ref5,fName=funcName;return 1===fName.length&&(fName=singleCharIntegrals[fName]),{type:"op",mode:parser.mode,limits:!1,parentIsSupSub:!1,symbol:!0,name:fName}},htmlBuilder:htmlBuilder$2,mathmlBuilder:mathmlBuilder$1});var htmlBuilder$1=(grp,options)=>{var supGroup,subGroup,group,base,hasLimits=!1;if("supsub"===grp.type?(supGroup=grp.sup,subGroup=grp.sub,group=assertNodeType(grp.base,"operatorname"),hasLimits=!0):group=assertNodeType(grp,"operatorname"),group.body.length>0){for(var body=group.body.map((child=>{var childText=child.text;return"string"==typeof childText?{type:"textord",mode:child.mode,text:childText}:child})),expression=buildExpression$1(body,options.withFont("mathrm"),!0),i=0;i<expression.length;i++){var child=expression[i];child instanceof SymbolNode&&(child.text=child.text.replace(/\u2212/,"-").replace(/\u2217/,"*"))}base=buildCommon.makeSpan(["mop"],expression,options)}else base=buildCommon.makeSpan(["mop"],[],options);return hasLimits?assembleSupSub(base,supGroup,subGroup,options,options.style,0,0):base};function sizingGroup(value,options,baseOptions){for(var inner=buildExpression$1(value,options,!1),multiplier=options.sizeMultiplier/baseOptions.sizeMultiplier,i=0;i<inner.length;i++){var pos=inner[i].classes.indexOf("sizing");pos<0?Array.prototype.push.apply(inner[i].classes,options.sizingClasses(baseOptions)):inner[i].classes[pos+1]==="reset-size"+options.size&&(inner[i].classes[pos+1]="reset-size"+baseOptions.size),inner[i].height*=multiplier,inner[i].depth*=multiplier}return buildCommon.makeFragment(inner)}defineFunction({type:"operatorname",names:["\\operatorname@","\\operatornamewithlimits"],props:{numArgs:1},handler:(_ref,args)=>{var{parser,funcName}=_ref,body=args[0];return{type:"operatorname",mode:parser.mode,body:ordargument(body),alwaysHandleSupSub:"\\operatornamewithlimits"===funcName,limits:!1,parentIsSupSub:!1}},htmlBuilder:htmlBuilder$1,mathmlBuilder:(group,options)=>{for(var expression=buildExpression(group.body,options.withFont("mathrm")),isAllString=!0,i=0;i<expression.length;i++){var node=expression[i];if(node instanceof mathMLTree.SpaceNode);else if(node instanceof mathMLTree.MathNode)switch(node.type){case"mi":case"mn":case"ms":case"mspace":case"mtext":break;case"mo":var child=node.children[0];1===node.children.length&&child instanceof mathMLTree.TextNode?child.text=child.text.replace(/\u2212/,"-").replace(/\u2217/,"*"):isAllString=!1;break;default:isAllString=!1}else isAllString=!1}if(isAllString){var word=expression.map((node=>node.toText())).join("");expression=[new mathMLTree.TextNode(word)]}var identifier=new mathMLTree.MathNode("mi",expression);identifier.setAttribute("mathvariant","normal");var operator=new mathMLTree.MathNode("mo",[makeText("⁡","text")]);return group.parentIsSupSub?new mathMLTree.MathNode("mrow",[identifier,operator]):mathMLTree.newDocumentFragment([identifier,operator])}}),defineMacro("\\operatorname","\\@ifstar\\operatornamewithlimits\\operatorname@"),defineFunctionBuilders({type:"ordgroup",htmlBuilder:(group,options)=>group.semisimple?buildCommon.makeFragment(buildExpression$1(group.body,options,!1)):buildCommon.makeSpan(["mord"],buildExpression$1(group.body,options,!0),options),mathmlBuilder:(group,options)=>buildExpressionRow(group.body,options,!0)}),defineFunction({type:"overline",names:["\\overline"],props:{numArgs:1},handler(_ref,args){var{parser}=_ref,body=args[0];return{type:"overline",mode:parser.mode,body}},htmlBuilder(group,options){var innerGroup=buildGroup$1(group.body,options.havingCrampedStyle()),line=buildCommon.makeLineSpan("overline-line",options),defaultRuleThickness=options.fontMetrics().defaultRuleThickness,vlist=buildCommon.makeVList({positionType:"firstBaseline",children:[{type:"elem",elem:innerGroup},{type:"kern",size:3*defaultRuleThickness},{type:"elem",elem:line},{type:"kern",size:defaultRuleThickness}]},options);return buildCommon.makeSpan(["mord","overline"],[vlist],options)},mathmlBuilder(group,options){var operator=new mathMLTree.MathNode("mo",[new mathMLTree.TextNode("‾")]);operator.setAttribute("stretchy","true");var node=new mathMLTree.MathNode("mover",[buildGroup(group.body,options),operator]);return node.setAttribute("accent","true"),node}}),defineFunction({type:"phantom",names:["\\phantom"],props:{numArgs:1,allowedInText:!0},handler:(_ref,args)=>{var{parser}=_ref,body=args[0];return{type:"phantom",mode:parser.mode,body:ordargument(body)}},htmlBuilder:(group,options)=>{var elements=buildExpression$1(group.body,options.withPhantom(),!1);return buildCommon.makeFragment(elements)},mathmlBuilder:(group,options)=>{var inner=buildExpression(group.body,options);return new mathMLTree.MathNode("mphantom",inner)}}),defineFunction({type:"hphantom",names:["\\hphantom"],props:{numArgs:1,allowedInText:!0},handler:(_ref2,args)=>{var{parser}=_ref2,body=args[0];return{type:"hphantom",mode:parser.mode,body}},htmlBuilder:(group,options)=>{var node=buildCommon.makeSpan([],[buildGroup$1(group.body,options.withPhantom())]);if(node.height=0,node.depth=0,node.children)for(var i=0;i<node.children.length;i++)node.children[i].height=0,node.children[i].depth=0;return node=buildCommon.makeVList({positionType:"firstBaseline",children:[{type:"elem",elem:node}]},options),buildCommon.makeSpan(["mord"],[node],options)},mathmlBuilder:(group,options)=>{var inner=buildExpression(ordargument(group.body),options),phantom=new mathMLTree.MathNode("mphantom",inner),node=new mathMLTree.MathNode("mpadded",[phantom]);return node.setAttribute("height","0px"),node.setAttribute("depth","0px"),node}}),defineFunction({type:"vphantom",names:["\\vphantom"],props:{numArgs:1,allowedInText:!0},handler:(_ref3,args)=>{var{parser}=_ref3,body=args[0];return{type:"vphantom",mode:parser.mode,body}},htmlBuilder:(group,options)=>{var inner=buildCommon.makeSpan(["inner"],[buildGroup$1(group.body,options.withPhantom())]),fix=buildCommon.makeSpan(["fix"],[]);return buildCommon.makeSpan(["mord","rlap"],[inner,fix],options)},mathmlBuilder:(group,options)=>{var inner=buildExpression(ordargument(group.body),options),phantom=new mathMLTree.MathNode("mphantom",inner),node=new mathMLTree.MathNode("mpadded",[phantom]);return node.setAttribute("width","0px"),node}}),defineFunction({type:"raisebox",names:["\\raisebox"],props:{numArgs:2,argTypes:["size","hbox"],allowedInText:!0},handler(_ref,args){var{parser}=_ref,amount=assertNodeType(args[0],"size").value,body=args[1];return{type:"raisebox",mode:parser.mode,dy:amount,body}},htmlBuilder(group,options){var body=buildGroup$1(group.body,options),dy=calculateSize(group.dy,options);return buildCommon.makeVList({positionType:"shift",positionData:-dy,children:[{type:"elem",elem:body}]},options)},mathmlBuilder(group,options){var node=new mathMLTree.MathNode("mpadded",[buildGroup(group.body,options)]),dy=group.dy.number+group.dy.unit;return node.setAttribute("voffset",dy),node}}),defineFunction({type:"internal",names:["\\relax"],props:{numArgs:0,allowedInText:!0},handler(_ref){var{parser}=_ref;return{type:"internal",mode:parser.mode}}}),defineFunction({type:"rule",names:["\\rule"],props:{numArgs:2,numOptionalArgs:1,allowedInText:!0,allowedInMath:!0,argTypes:["size","size","size"]},handler(_ref,args,optArgs){var{parser}=_ref,shift=optArgs[0],width=assertNodeType(args[0],"size"),height=assertNodeType(args[1],"size");return{type:"rule",mode:parser.mode,shift:shift&&assertNodeType(shift,"size").value,width:width.value,height:height.value}},htmlBuilder(group,options){var rule=buildCommon.makeSpan(["mord","rule"],[],options),width=calculateSize(group.width,options),height=calculateSize(group.height,options),shift=group.shift?calculateSize(group.shift,options):0;return rule.style.borderRightWidth=makeEm(width),rule.style.borderTopWidth=makeEm(height),rule.style.bottom=makeEm(shift),rule.width=width,rule.height=height+shift,rule.depth=-shift,rule.maxFontSize=1.125*height*options.sizeMultiplier,rule},mathmlBuilder(group,options){var width=calculateSize(group.width,options),height=calculateSize(group.height,options),shift=group.shift?calculateSize(group.shift,options):0,color=options.color&&options.getColor()||"black",rule=new mathMLTree.MathNode("mspace");rule.setAttribute("mathbackground",color),rule.setAttribute("width",makeEm(width)),rule.setAttribute("height",makeEm(height));var wrapper=new mathMLTree.MathNode("mpadded",[rule]);return shift>=0?wrapper.setAttribute("height",makeEm(shift)):(wrapper.setAttribute("height",makeEm(shift)),wrapper.setAttribute("depth",makeEm(-shift))),wrapper.setAttribute("voffset",makeEm(shift)),wrapper}});var sizeFuncs=["\\tiny","\\sixptsize","\\scriptsize","\\footnotesize","\\small","\\normalsize","\\large","\\Large","\\LARGE","\\huge","\\Huge"];defineFunction({type:"sizing",names:sizeFuncs,props:{numArgs:0,allowedInText:!0},handler:(_ref,args)=>{var{breakOnTokenText,funcName,parser}=_ref,body=parser.parseExpression(!1,breakOnTokenText);return{type:"sizing",mode:parser.mode,size:sizeFuncs.indexOf(funcName)+1,body}},htmlBuilder:(group,options)=>{var newOptions=options.havingSize(group.size);return sizingGroup(group.body,newOptions,options)},mathmlBuilder:(group,options)=>{var newOptions=options.havingSize(group.size),inner=buildExpression(group.body,newOptions),node=new mathMLTree.MathNode("mstyle",inner);return node.setAttribute("mathsize",makeEm(newOptions.sizeMultiplier)),node}}),defineFunction({type:"smash",names:["\\smash"],props:{numArgs:1,numOptionalArgs:1,allowedInText:!0},handler:(_ref,args,optArgs)=>{var{parser}=_ref,smashHeight=!1,smashDepth=!1,tbArg=optArgs[0]&&assertNodeType(optArgs[0],"ordgroup");if(tbArg)for(var letter="",i=0;i<tbArg.body.length;++i){if("t"===(letter=tbArg.body[i].text))smashHeight=!0;else{if("b"!==letter){smashHeight=!1,smashDepth=!1;break}smashDepth=!0}}else smashHeight=!0,smashDepth=!0;var body=args[0];return{type:"smash",mode:parser.mode,body,smashHeight,smashDepth}},htmlBuilder:(group,options)=>{var node=buildCommon.makeSpan([],[buildGroup$1(group.body,options)]);if(!group.smashHeight&&!group.smashDepth)return node;if(group.smashHeight&&(node.height=0,node.children))for(var i=0;i<node.children.length;i++)node.children[i].height=0;if(group.smashDepth&&(node.depth=0,node.children))for(var _i=0;_i<node.children.length;_i++)node.children[_i].depth=0;var smashedNode=buildCommon.makeVList({positionType:"firstBaseline",children:[{type:"elem",elem:node}]},options);return buildCommon.makeSpan(["mord"],[smashedNode],options)},mathmlBuilder:(group,options)=>{var node=new mathMLTree.MathNode("mpadded",[buildGroup(group.body,options)]);return group.smashHeight&&node.setAttribute("height","0px"),group.smashDepth&&node.setAttribute("depth","0px"),node}}),defineFunction({type:"sqrt",names:["\\sqrt"],props:{numArgs:1,numOptionalArgs:1},handler(_ref,args,optArgs){var{parser}=_ref,index=optArgs[0],body=args[0];return{type:"sqrt",mode:parser.mode,body,index}},htmlBuilder(group,options){var inner=buildGroup$1(group.body,options.havingCrampedStyle());0===inner.height&&(inner.height=options.fontMetrics().xHeight),inner=buildCommon.wrapFragment(inner,options);var theta=options.fontMetrics().defaultRuleThickness,phi=theta;options.style.id<Style$1.TEXT.id&&(phi=options.fontMetrics().xHeight);var lineClearance=theta+phi/4,minDelimiterHeight=inner.height+inner.depth+lineClearance+theta,{span:img,ruleWidth,advanceWidth}=delimiter.sqrtImage(minDelimiterHeight,options),delimDepth=img.height-ruleWidth;delimDepth>inner.height+inner.depth+lineClearance&&(lineClearance=(lineClearance+delimDepth-inner.height-inner.depth)/2);var imgShift=img.height-inner.height-lineClearance-ruleWidth;inner.style.paddingLeft=makeEm(advanceWidth);var body=buildCommon.makeVList({positionType:"firstBaseline",children:[{type:"elem",elem:inner,wrapperClasses:["svg-align"]},{type:"kern",size:-(inner.height+imgShift)},{type:"elem",elem:img},{type:"kern",size:ruleWidth}]},options);if(group.index){var newOptions=options.havingStyle(Style$1.SCRIPTSCRIPT),rootm=buildGroup$1(group.index,newOptions,options),toShift=.6*(body.height-body.depth),rootVList=buildCommon.makeVList({positionType:"shift",positionData:-toShift,children:[{type:"elem",elem:rootm}]},options),rootVListWrap=buildCommon.makeSpan(["root"],[rootVList]);return buildCommon.makeSpan(["mord","sqrt"],[rootVListWrap,body],options)}return buildCommon.makeSpan(["mord","sqrt"],[body],options)},mathmlBuilder(group,options){var{body,index}=group;return index?new mathMLTree.MathNode("mroot",[buildGroup(body,options),buildGroup(index,options)]):new mathMLTree.MathNode("msqrt",[buildGroup(body,options)])}});var styleMap={display:Style$1.DISPLAY,text:Style$1.TEXT,script:Style$1.SCRIPT,scriptscript:Style$1.SCRIPTSCRIPT};defineFunction({type:"styling",names:["\\displaystyle","\\textstyle","\\scriptstyle","\\scriptscriptstyle"],props:{numArgs:0,allowedInText:!0,primitive:!0},handler(_ref,args){var{breakOnTokenText,funcName,parser}=_ref,body=parser.parseExpression(!0,breakOnTokenText),style=funcName.slice(1,funcName.length-5);return{type:"styling",mode:parser.mode,style,body}},htmlBuilder(group,options){var newStyle=styleMap[group.style],newOptions=options.havingStyle(newStyle).withFont("");return sizingGroup(group.body,newOptions,options)},mathmlBuilder(group,options){var newStyle=styleMap[group.style],newOptions=options.havingStyle(newStyle),inner=buildExpression(group.body,newOptions),node=new mathMLTree.MathNode("mstyle",inner),attr={display:["0","true"],text:["0","false"],script:["1","false"],scriptscript:["2","false"]}[group.style];return node.setAttribute("scriptlevel",attr[0]),node.setAttribute("displaystyle",attr[1]),node}});defineFunctionBuilders({type:"supsub",htmlBuilder(group,options){var builderDelegate=function htmlBuilderDelegate(group,options){var base=group.base;return base?"op"===base.type?base.limits&&(options.style.size===Style$1.DISPLAY.size||base.alwaysHandleSupSub)?htmlBuilder$2:null:"operatorname"===base.type?base.alwaysHandleSupSub&&(options.style.size===Style$1.DISPLAY.size||base.limits)?htmlBuilder$1:null:"accent"===base.type?utils.isCharacterBox(base.base)?htmlBuilder$a:null:"horizBrace"===base.type&&!group.sub===base.isOver?htmlBuilder$3:null:null}(group,options);if(builderDelegate)return builderDelegate(group,options);var supm,subm,minSupShift,{base:valueBase,sup:valueSup,sub:valueSub}=group,base=buildGroup$1(valueBase,options),metrics=options.fontMetrics(),supShift=0,subShift=0,isCharacterBox=valueBase&&utils.isCharacterBox(valueBase);if(valueSup){var newOptions=options.havingStyle(options.style.sup());supm=buildGroup$1(valueSup,newOptions,options),isCharacterBox||(supShift=base.height-newOptions.fontMetrics().supDrop*newOptions.sizeMultiplier/options.sizeMultiplier)}if(valueSub){var _newOptions=options.havingStyle(options.style.sub());subm=buildGroup$1(valueSub,_newOptions,options),isCharacterBox||(subShift=base.depth+_newOptions.fontMetrics().subDrop*_newOptions.sizeMultiplier/options.sizeMultiplier)}minSupShift=options.style===Style$1.DISPLAY?metrics.sup1:options.style.cramped?metrics.sup3:metrics.sup2;var supsub,multiplier=options.sizeMultiplier,marginRight=makeEm(.5/metrics.ptPerEm/multiplier),marginLeft=null;if(subm){var isOiint=group.base&&"op"===group.base.type&&group.base.name&&("\\oiint"===group.base.name||"\\oiiint"===group.base.name);(base instanceof SymbolNode||isOiint)&&(marginLeft=makeEm(-base.italic))}if(supm&&subm){supShift=Math.max(supShift,minSupShift,supm.depth+.25*metrics.xHeight),subShift=Math.max(subShift,metrics.sub2);var maxWidth=4*metrics.defaultRuleThickness;if(supShift-supm.depth-(subm.height-subShift)<maxWidth){subShift=maxWidth-(supShift-supm.depth)+subm.height;var psi=.8*metrics.xHeight-(supShift-supm.depth);psi>0&&(supShift+=psi,subShift-=psi)}var vlistElem=[{type:"elem",elem:subm,shift:subShift,marginRight,marginLeft},{type:"elem",elem:supm,shift:-supShift,marginRight}];supsub=buildCommon.makeVList({positionType:"individualShift",children:vlistElem},options)}else if(subm){subShift=Math.max(subShift,metrics.sub1,subm.height-.8*metrics.xHeight);var _vlistElem=[{type:"elem",elem:subm,marginLeft,marginRight}];supsub=buildCommon.makeVList({positionType:"shift",positionData:subShift,children:_vlistElem},options)}else{if(!supm)throw new Error("supsub must have either sup or sub.");supShift=Math.max(supShift,minSupShift,supm.depth+.25*metrics.xHeight),supsub=buildCommon.makeVList({positionType:"shift",positionData:-supShift,children:[{type:"elem",elem:supm,marginRight}]},options)}var mclass=getTypeOfDomTree(base,"right")||"mord";return buildCommon.makeSpan([mclass],[base,buildCommon.makeSpan(["msupsub"],[supsub])],options)},mathmlBuilder(group,options){var isOver,isBrace=!1;group.base&&"horizBrace"===group.base.type&&!!group.sup===group.base.isOver&&(isBrace=!0,isOver=group.base.isOver),!group.base||"op"!==group.base.type&&"operatorname"!==group.base.type||(group.base.parentIsSupSub=!0);var nodeType,children=[buildGroup(group.base,options)];if(group.sub&&children.push(buildGroup(group.sub,options)),group.sup&&children.push(buildGroup(group.sup,options)),isBrace)nodeType=isOver?"mover":"munder";else if(group.sub)if(group.sup){var _base2=group.base;nodeType=_base2&&"op"===_base2.type&&_base2.limits&&options.style===Style$1.DISPLAY||_base2&&"operatorname"===_base2.type&&_base2.alwaysHandleSupSub&&(options.style===Style$1.DISPLAY||_base2.limits)?"munderover":"msubsup"}else{var _base=group.base;nodeType=_base&&"op"===_base.type&&_base.limits&&(options.style===Style$1.DISPLAY||_base.alwaysHandleSupSub)||_base&&"operatorname"===_base.type&&_base.alwaysHandleSupSub&&(_base.limits||options.style===Style$1.DISPLAY)?"munder":"msub"}else{var base=group.base;nodeType=base&&"op"===base.type&&base.limits&&(options.style===Style$1.DISPLAY||base.alwaysHandleSupSub)||base&&"operatorname"===base.type&&base.alwaysHandleSupSub&&(base.limits||options.style===Style$1.DISPLAY)?"mover":"msup"}return new mathMLTree.MathNode(nodeType,children)}}),defineFunctionBuilders({type:"atom",htmlBuilder:(group,options)=>buildCommon.mathsym(group.text,group.mode,options,["m"+group.family]),mathmlBuilder(group,options){var node=new mathMLTree.MathNode("mo",[makeText(group.text,group.mode)]);if("bin"===group.family){var variant=getVariant(group,options);"bold-italic"===variant&&node.setAttribute("mathvariant",variant)}else"punct"===group.family?node.setAttribute("separator","true"):"open"!==group.family&&"close"!==group.family||node.setAttribute("stretchy","false");return node}});var defaultVariant={mi:"italic",mn:"normal",mtext:"normal"};defineFunctionBuilders({type:"mathord",htmlBuilder:(group,options)=>buildCommon.makeOrd(group,options,"mathord"),mathmlBuilder(group,options){var node=new mathMLTree.MathNode("mi",[makeText(group.text,group.mode,options)]),variant=getVariant(group,options)||"italic";return variant!==defaultVariant[node.type]&&node.setAttribute("mathvariant",variant),node}}),defineFunctionBuilders({type:"textord",htmlBuilder:(group,options)=>buildCommon.makeOrd(group,options,"textord"),mathmlBuilder(group,options){var node,text=makeText(group.text,group.mode,options),variant=getVariant(group,options)||"normal";return node="text"===group.mode?new mathMLTree.MathNode("mtext",[text]):/[0-9]/.test(group.text)?new mathMLTree.MathNode("mn",[text]):"\\prime"===group.text?new mathMLTree.MathNode("mo",[text]):new mathMLTree.MathNode("mi",[text]),variant!==defaultVariant[node.type]&&node.setAttribute("mathvariant",variant),node}});var cssSpace={"\\nobreak":"nobreak","\\allowbreak":"allowbreak"},regularSpace={" ":{},"\\ ":{},"~":{className:"nobreak"},"\\space":{},"\\nobreakspace":{className:"nobreak"}};defineFunctionBuilders({type:"spacing",htmlBuilder(group,options){if(regularSpace.hasOwnProperty(group.text)){var className=regularSpace[group.text].className||"";if("text"===group.mode){var ord=buildCommon.makeOrd(group,options,"textord");return ord.classes.push(className),ord}return buildCommon.makeSpan(["mspace",className],[buildCommon.mathsym(group.text,group.mode,options)],options)}if(cssSpace.hasOwnProperty(group.text))return buildCommon.makeSpan(["mspace",cssSpace[group.text]],[],options);throw new ParseError('Unknown type of space "'+group.text+'"')},mathmlBuilder(group,options){if(!regularSpace.hasOwnProperty(group.text)){if(cssSpace.hasOwnProperty(group.text))return new mathMLTree.MathNode("mspace");throw new ParseError('Unknown type of space "'+group.text+'"')}return new mathMLTree.MathNode("mtext",[new mathMLTree.TextNode(" ")])}});var pad=()=>{var padNode=new mathMLTree.MathNode("mtd",[]);return padNode.setAttribute("width","50%"),padNode};defineFunctionBuilders({type:"tag",mathmlBuilder(group,options){var table=new mathMLTree.MathNode("mtable",[new mathMLTree.MathNode("mtr",[pad(),new mathMLTree.MathNode("mtd",[buildExpressionRow(group.body,options)]),pad(),new mathMLTree.MathNode("mtd",[buildExpressionRow(group.tag,options)])])]);return table.setAttribute("width","100%"),table}});var textFontFamilies={"\\text":void 0,"\\textrm":"textrm","\\textsf":"textsf","\\texttt":"texttt","\\textnormal":"textrm"},textFontWeights={"\\textbf":"textbf","\\textmd":"textmd"},textFontShapes={"\\textit":"textit","\\textup":"textup"},optionsWithFont=(group,options)=>{var font=group.font;return font?textFontFamilies[font]?options.withTextFontFamily(textFontFamilies[font]):textFontWeights[font]?options.withTextFontWeight(textFontWeights[font]):"\\emph"===font?"textit"===options.fontShape?options.withTextFontShape("textup"):options.withTextFontShape("textit"):options.withTextFontShape(textFontShapes[font]):options};defineFunction({type:"text",names:["\\text","\\textrm","\\textsf","\\texttt","\\textnormal","\\textbf","\\textmd","\\textit","\\textup","\\emph"],props:{numArgs:1,argTypes:["text"],allowedInArgument:!0,allowedInText:!0},handler(_ref,args){var{parser,funcName}=_ref,body=args[0];return{type:"text",mode:parser.mode,body:ordargument(body),font:funcName}},htmlBuilder(group,options){var newOptions=optionsWithFont(group,options),inner=buildExpression$1(group.body,newOptions,!0);return buildCommon.makeSpan(["mord","text"],inner,newOptions)},mathmlBuilder(group,options){var newOptions=optionsWithFont(group,options);return buildExpressionRow(group.body,newOptions)}}),defineFunction({type:"underline",names:["\\underline"],props:{numArgs:1,allowedInText:!0},handler(_ref,args){var{parser}=_ref;return{type:"underline",mode:parser.mode,body:args[0]}},htmlBuilder(group,options){var innerGroup=buildGroup$1(group.body,options),line=buildCommon.makeLineSpan("underline-line",options),defaultRuleThickness=options.fontMetrics().defaultRuleThickness,vlist=buildCommon.makeVList({positionType:"top",positionData:innerGroup.height,children:[{type:"kern",size:defaultRuleThickness},{type:"elem",elem:line},{type:"kern",size:3*defaultRuleThickness},{type:"elem",elem:innerGroup}]},options);return buildCommon.makeSpan(["mord","underline"],[vlist],options)},mathmlBuilder(group,options){var operator=new mathMLTree.MathNode("mo",[new mathMLTree.TextNode("‾")]);operator.setAttribute("stretchy","true");var node=new mathMLTree.MathNode("munder",[buildGroup(group.body,options),operator]);return node.setAttribute("accentunder","true"),node}}),defineFunction({type:"vcenter",names:["\\vcenter"],props:{numArgs:1,argTypes:["original"],allowedInText:!1},handler(_ref,args){var{parser}=_ref;return{type:"vcenter",mode:parser.mode,body:args[0]}},htmlBuilder(group,options){var body=buildGroup$1(group.body,options),axisHeight=options.fontMetrics().axisHeight,dy=.5*(body.height-axisHeight-(body.depth+axisHeight));return buildCommon.makeVList({positionType:"shift",positionData:dy,children:[{type:"elem",elem:body}]},options)},mathmlBuilder:(group,options)=>new mathMLTree.MathNode("mpadded",[buildGroup(group.body,options)],["vcenter"])}),defineFunction({type:"verb",names:["\\verb"],props:{numArgs:0,allowedInText:!0},handler(context,args,optArgs){throw new ParseError("\\verb ended by end of line instead of matching delimiter")},htmlBuilder(group,options){for(var text=makeVerb(group),body=[],newOptions=options.havingStyle(options.style.text()),i=0;i<text.length;i++){var c=text[i];"~"===c&&(c="\\textasciitilde"),body.push(buildCommon.makeSymbol(c,"Typewriter-Regular",group.mode,newOptions,["mord","texttt"]))}return buildCommon.makeSpan(["mord","text"].concat(newOptions.sizingClasses(options)),buildCommon.tryCombineChars(body),newOptions)},mathmlBuilder(group,options){var text=new mathMLTree.TextNode(makeVerb(group)),node=new mathMLTree.MathNode("mtext",[text]);return node.setAttribute("mathvariant","monospace"),node}});var makeVerb=group=>group.body.replace(/ /g,group.star?"␣":" "),functions=_functions,combiningDiacriticalMarksEndRegex=new RegExp("[̀-ͯ]+$");class Lexer{constructor(input,settings){this.input=void 0,this.settings=void 0,this.tokenRegex=void 0,this.catcodes=void 0,this.input=input,this.settings=settings,this.tokenRegex=new RegExp("([ \r\n\t]+)|\\\\(\n|[ \r\t]+\n?)[ \r\t]*|([!-\\[\\]-‧‪-퟿豈-￿][̀-ͯ]*|[\ud800-\udbff][\udc00-\udfff][̀-ͯ]*|\\\\verb\\*([^]).*?\\4|\\\\verb([^*a-zA-Z]).*?\\5|(\\\\[a-zA-Z@]+)[ \r\n\t]*|\\\\[^\ud800-\udfff])","g"),this.catcodes={"%":14,"~":13}}setCatcode(char,code){this.catcodes[char]=code}lex(){var input=this.input,pos=this.tokenRegex.lastIndex;if(pos===input.length)return new Token("EOF",new SourceLocation(this,pos,pos));var match=this.tokenRegex.exec(input);if(null===match||match.index!==pos)throw new ParseError("Unexpected character: '"+input[pos]+"'",new Token(input[pos],new SourceLocation(this,pos,pos+1)));var text=match[6]||match[3]||(match[2]?"\\ ":" ");if(14===this.catcodes[text]){var nlIndex=input.indexOf("\n",this.tokenRegex.lastIndex);return-1===nlIndex?(this.tokenRegex.lastIndex=input.length,this.settings.reportNonstrict("commentAtEnd","% comment has no terminating newline; LaTeX would fail because of commenting the end of math mode (e.g. $)")):this.tokenRegex.lastIndex=nlIndex+1,this.lex()}return new Token(text,new SourceLocation(this,pos,this.tokenRegex.lastIndex))}}class Namespace{constructor(builtins,globalMacros){void 0===builtins&&(builtins={}),void 0===globalMacros&&(globalMacros={}),this.current=void 0,this.builtins=void 0,this.undefStack=void 0,this.current=globalMacros,this.builtins=builtins,this.undefStack=[]}beginGroup(){this.undefStack.push({})}endGroup(){if(0===this.undefStack.length)throw new ParseError("Unbalanced namespace destruction: attempt to pop global namespace; please report this as a bug");var undefs=this.undefStack.pop();for(var undef in undefs)undefs.hasOwnProperty(undef)&&(null==undefs[undef]?delete this.current[undef]:this.current[undef]=undefs[undef])}endGroups(){for(;this.undefStack.length>0;)this.endGroup()}has(name){return this.current.hasOwnProperty(name)||this.builtins.hasOwnProperty(name)}get(name){return this.current.hasOwnProperty(name)?this.current[name]:this.builtins[name]}set(name,value,global){if(void 0===global&&(global=!1),global){for(var i=0;i<this.undefStack.length;i++)delete this.undefStack[i][name];this.undefStack.length>0&&(this.undefStack[this.undefStack.length-1][name]=value)}else{var top=this.undefStack[this.undefStack.length-1];top&&!top.hasOwnProperty(name)&&(top[name]=this.current[name])}null==value?delete this.current[name]:this.current[name]=value}}var macros=_macros;defineMacro("\\noexpand",(function(context){var t=context.popToken();return context.isExpandable(t.text)&&(t.noexpand=!0,t.treatAsRelax=!0),{tokens:[t],numArgs:0}})),defineMacro("\\expandafter",(function(context){var t=context.popToken();return context.expandOnce(!0),{tokens:[t],numArgs:0}})),defineMacro("\\@firstoftwo",(function(context){return{tokens:context.consumeArgs(2)[0],numArgs:0}})),defineMacro("\\@secondoftwo",(function(context){return{tokens:context.consumeArgs(2)[1],numArgs:0}})),defineMacro("\\@ifnextchar",(function(context){var args=context.consumeArgs(3);context.consumeSpaces();var nextToken=context.future();return 1===args[0].length&&args[0][0].text===nextToken.text?{tokens:args[1],numArgs:0}:{tokens:args[2],numArgs:0}})),defineMacro("\\@ifstar","\\@ifnextchar *{\\@firstoftwo{#1}}"),defineMacro("\\TextOrMath",(function(context){var args=context.consumeArgs(2);return"text"===context.mode?{tokens:args[0],numArgs:0}:{tokens:args[1],numArgs:0}}));var digitToNumber={0:0,1:1,2:2,3:3,4:4,5:5,6:6,7:7,8:8,9:9,a:10,A:10,b:11,B:11,c:12,C:12,d:13,D:13,e:14,E:14,f:15,F:15};defineMacro("\\char",(function(context){var base,token=context.popToken(),number="";if("'"===token.text)base=8,token=context.popToken();else if('"'===token.text)base=16,token=context.popToken();else if("`"===token.text)if("\\"===(token=context.popToken()).text[0])number=token.text.charCodeAt(1);else{if("EOF"===token.text)throw new ParseError("\\char` missing argument");number=token.text.charCodeAt(0)}else base=10;if(base){if(null==(number=digitToNumber[token.text])||number>=base)throw new ParseError("Invalid base-"+base+" digit 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braketHelper=one=>context=>{var left=context.consumeArg().tokens,middle=context.consumeArg().tokens,middleDouble=context.consumeArg().tokens,right=context.consumeArg().tokens,oldMiddle=context.macros.get("|"),oldMiddleDouble=context.macros.get("\\|");context.macros.beginGroup();var midMacro=double=>context=>{one&&(context.macros.set("|",oldMiddle),middleDouble.length&&context.macros.set("\\|",oldMiddleDouble));var doubled=double;!double&&middleDouble.length&&("|"===context.future().text&&(context.popToken(),doubled=!0));return{tokens:doubled?middleDouble:middle,numArgs:0}};context.macros.set("|",midMacro(!1)),middleDouble.length&&context.macros.set("\\|",midMacro(!0));var arg=context.consumeArg().tokens,expanded=context.expandTokens([...right,...arg,...left]);return context.macros.endGroup(),{tokens:expanded.reverse(),numArgs:0}};defineMacro("\\bra@ket",braketHelper(!1)),defineMacro("\\bra@set",braketHelper(!0)),defineMacro("\\Braket","\\bra@ket{\\left\\langle}{\\,\\middle\\vert\\,}{\\,\\middle\\vert\\,}{\\right\\rangle}"),defineMacro("\\Set","\\bra@set{\\left\\{\\:}{\\;\\middle\\vert\\;}{\\;\\middle\\Vert\\;}{\\:\\right\\}}"),defineMacro("\\set","\\bra@set{\\{\\,}{\\mid}{}{\\,\\}}"),defineMacro("\\angln","{\\angl n}"),defineMacro("\\blue","\\textcolor{##6495ed}{#1}"),defineMacro("\\orange","\\textcolor{##ffa500}{#1}"),defineMacro("\\pink","\\textcolor{##ff00af}{#1}"),defineMacro("\\red","\\textcolor{##df0030}{#1}"),defineMacro("\\green","\\textcolor{##28ae7b}{#1}"),defineMacro("\\gray","\\textcolor{gray}{#1}"),defineMacro("\\purple","\\textcolor{##9d38bd}{#1}"),defineMacro("\\blueA","\\textcolor{##ccfaff}{#1}"),defineMacro("\\blueB","\\textcolor{##80f6ff}{#1}"),defineMacro("\\blueC","\\textcolor{##63d9ea}{#1}"),defineMacro("\\blueD","\\textcolor{##11accd}{#1}"),defineMacro("\\blueE","\\textcolor{##0c7f99}{#1}"),defineMacro("\\tealA","\\textcolor{##94fff5}{#1}"),defineMacro("\\tealB","\\textcolor{##26edd5}{#1}"),defineMacro("\\tealC","\\textcolor{##01d1c1}{#1}"),defineMacro("\\tealD","\\textcolor{##01a995}{#1}"),defineMacro("\\tealE","\\textcolor{##208170}{#1}"),defineMacro("\\greenA","\\textcolor{##b6ffb0}{#1}"),defineMacro("\\greenB","\\textcolor{##8af281}{#1}"),defineMacro("\\greenC","\\textcolor{##74cf70}{#1}"),defineMacro("\\greenD","\\textcolor{##1fab54}{#1}"),defineMacro("\\greenE","\\textcolor{##0d923f}{#1}"),defineMacro("\\goldA","\\textcolor{##ffd0a9}{#1}"),defineMacro("\\goldB","\\textcolor{##ffbb71}{#1}"),defineMacro("\\goldC","\\textcolor{##ff9c39}{#1}"),defineMacro("\\goldD","\\textcolor{##e07d10}{#1}"),defineMacro("\\goldE","\\textcolor{##a75a05}{#1}"),defineMacro("\\redA","\\textcolor{##fca9a9}{#1}"),defineMacro("\\redB","\\textcolor{##ff8482}{#1}"),defineMacro("\\redC","\\textcolor{##f9685d}{#1}"),defineMacro("\\redD","\\textcolor{##e84d39}{#1}"),defineMacro("\\redE","\\textcolor{##bc2612}{#1}"),defineMacro("\\maroonA","\\textcolor{##ffbde0}{#1}"),defineMacro("\\maroonB","\\textcolor{##ff92c6}{#1}"),defineMacro("\\maroonC","\\textcolor{##ed5fa6}{#1}"),defineMacro("\\maroonD","\\textcolor{##ca337c}{#1}"),defineMacro("\\maroonE","\\textcolor{##9e034e}{#1}"),defineMacro("\\purpleA","\\textcolor{##ddd7ff}{#1}"),defineMacro("\\purpleB","\\textcolor{##c6b9fc}{#1}"),defineMacro("\\purpleC","\\textcolor{##aa87ff}{#1}"),defineMacro("\\purpleD","\\textcolor{##7854ab}{#1}"),defineMacro("\\purpleE","\\textcolor{##543b78}{#1}"),defineMacro("\\mintA","\\textcolor{##f5f9e8}{#1}"),defineMacro("\\mintB","\\textcolor{##edf2df}{#1}"),defineMacro("\\mintC","\\textcolor{##e0e5cc}{#1}"),defineMacro("\\grayA","\\textcolor{##f6f7f7}{#1}"),defineMacro("\\grayB","\\textcolor{##f0f1f2}{#1}"),defineMacro("\\grayC","\\textcolor{##e3e5e6}{#1}"),defineMacro("\\grayD","\\textcolor{##d6d8da}{#1}"),defineMacro("\\grayE","\\textcolor{##babec2}{#1}"),defineMacro("\\grayF","\\textcolor{##888d93}{#1}"),defineMacro("\\grayG","\\textcolor{##626569}{#1}"),defineMacro("\\grayH","\\textcolor{##3b3e40}{#1}"),defineMacro("\\grayI","\\textcolor{##21242c}{#1}"),defineMacro("\\kaBlue","\\textcolor{##314453}{#1}"),defineMacro("\\kaGreen","\\textcolor{##71B307}{#1}");var implicitCommands={"^":!0,_:!0,"\\limits":!0,"\\nolimits":!0};class MacroExpander{constructor(input,settings,mode){this.settings=void 0,this.expansionCount=void 0,this.lexer=void 0,this.macros=void 0,this.stack=void 0,this.mode=void 0,this.settings=settings,this.expansionCount=0,this.feed(input),this.macros=new Namespace(macros,settings.macros),this.mode=mode,this.stack=[]}feed(input){this.lexer=new Lexer(input,this.settings)}switchMode(newMode){this.mode=newMode}beginGroup(){this.macros.beginGroup()}endGroup(){this.macros.endGroup()}endGroups(){this.macros.endGroups()}future(){return 0===this.stack.length&&this.pushToken(this.lexer.lex()),this.stack[this.stack.length-1]}popToken(){return this.future(),this.stack.pop()}pushToken(token){this.stack.push(token)}pushTokens(tokens){this.stack.push(...tokens)}scanArgument(isOptional){var start,end,tokens;if(isOptional){if(this.consumeSpaces(),"["!==this.future().text)return null;start=this.popToken(),({tokens,end}=this.consumeArg(["]"]))}else({tokens,start,end}=this.consumeArg());return this.pushToken(new Token("EOF",end.loc)),this.pushTokens(tokens),start.range(end,"")}consumeSpaces(){for(;;){if(" "!==this.future().text)break;this.stack.pop()}}consumeArg(delims){var tokens=[],isDelimited=delims&&delims.length>0;isDelimited||this.consumeSpaces();var tok,start=this.future(),depth=0,match=0;do{if(tok=this.popToken(),tokens.push(tok),"{"===tok.text)++depth;else if("}"===tok.text){if(-1===--depth)throw new ParseError("Extra }",tok)}else if("EOF"===tok.text)throw new ParseError("Unexpected end of input in a macro argument, expected '"+(delims&&isDelimited?delims[match]:"}")+"'",tok);if(delims&&isDelimited)if((0===depth||1===depth&&"{"===delims[match])&&tok.text===delims[match]){if(++match===delims.length){tokens.splice(-match,match);break}}else match=0}while(0!==depth||isDelimited);return"{"===start.text&&"}"===tokens[tokens.length-1].text&&(tokens.pop(),tokens.shift()),tokens.reverse(),{tokens,start,end:tok}}consumeArgs(numArgs,delimiters){if(delimiters){if(delimiters.length!==numArgs+1)throw new ParseError("The length of delimiters doesn't match the number of args!");for(var delims=delimiters[0],i=0;i<delims.length;i++){var tok=this.popToken();if(delims[i]!==tok.text)throw new ParseError("Use of the macro doesn't match its definition",tok)}}for(var args=[],_i=0;_i<numArgs;_i++)args.push(this.consumeArg(delimiters&&delimiters[_i+1]).tokens);return args}countExpansion(amount){if(this.expansionCount+=amount,this.expansionCount>this.settings.maxExpand)throw new ParseError("Too many expansions: infinite loop or need to increase maxExpand setting")}expandOnce(expandableOnly){var topToken=this.popToken(),name=topToken.text,expansion=topToken.noexpand?null:this._getExpansion(name);if(null==expansion||expandableOnly&&expansion.unexpandable){if(expandableOnly&&null==expansion&&"\\"===name[0]&&!this.isDefined(name))throw new ParseError("Undefined control sequence: "+name);return this.pushToken(topToken),!1}this.countExpansion(1);var tokens=expansion.tokens,args=this.consumeArgs(expansion.numArgs,expansion.delimiters);if(expansion.numArgs)for(var i=(tokens=tokens.slice()).length-1;i>=0;--i){var tok=tokens[i];if("#"===tok.text){if(0===i)throw new ParseError("Incomplete placeholder at end of macro body",tok);if("#"===(tok=tokens[--i]).text)tokens.splice(i+1,1);else{if(!/^[1-9]$/.test(tok.text))throw new ParseError("Not a valid argument number",tok);tokens.splice(i,2,...args[+tok.text-1])}}}return this.pushTokens(tokens),tokens.length}expandAfterFuture(){return this.expandOnce(),this.future()}expandNextToken(){for(;;)if(!1===this.expandOnce()){var token=this.stack.pop();return token.treatAsRelax&&(token.text="\\relax"),token}throw new Error}expandMacro(name){return this.macros.has(name)?this.expandTokens([new Token(name)]):void 0}expandTokens(tokens){var output=[],oldStackLength=this.stack.length;for(this.pushTokens(tokens);this.stack.length>oldStackLength;)if(!1===this.expandOnce(!0)){var token=this.stack.pop();token.treatAsRelax&&(token.noexpand=!1,token.treatAsRelax=!1),output.push(token)}return this.countExpansion(output.length),output}expandMacroAsText(name){var tokens=this.expandMacro(name);return tokens?tokens.map((token=>token.text)).join(""):tokens}_getExpansion(name){var definition=this.macros.get(name);if(null==definition)return definition;if(1===name.length){var catcode=this.lexer.catcodes[name];if(null!=catcode&&13!==catcode)return}var expansion="function"==typeof definition?definition(this):definition;if("string"==typeof expansion){var numArgs=0;if(-1!==expansion.indexOf("#"))for(var stripped=expansion.replace(/##/g,"");-1!==stripped.indexOf("#"+(numArgs+1));)++numArgs;for(var bodyLexer=new Lexer(expansion,this.settings),tokens=[],tok=bodyLexer.lex();"EOF"!==tok.text;)tokens.push(tok),tok=bodyLexer.lex();return tokens.reverse(),{tokens,numArgs}}return expansion}isDefined(name){return this.macros.has(name)||functions.hasOwnProperty(name)||symbols.math.hasOwnProperty(name)||symbols.text.hasOwnProperty(name)||implicitCommands.hasOwnProperty(name)}isExpandable(name){var macro=this.macros.get(name);return null!=macro?"string"==typeof macro||"function"==typeof macro||!macro.unexpandable:functions.hasOwnProperty(name)&&!functions[name].primitive}}var unicodeSubRegEx=/^[₊₋₌₍₎₀₁₂₃₄₅₆₇₈₉ₐₑₕᵢⱼₖₗₘₙₒₚᵣₛₜᵤᵥₓᵦᵧᵨᵩᵪ]/,uSubsAndSups=Object.freeze({"₊":"+","₋":"-","₌":"=","₍":"(","₎":")","₀":"0","₁":"1","₂":"2","₃":"3","₄":"4","₅":"5","₆":"6","₇":"7","₈":"8","₉":"9",ₐ:"a",ₑ:"e",ₕ:"h",ᵢ:"i",ⱼ:"j",ₖ:"k",ₗ:"l",ₘ:"m",ₙ:"n",ₒ:"o",ₚ:"p",ᵣ:"r",ₛ:"s",ₜ:"t",ᵤ:"u",ᵥ:"v",ₓ:"x",ᵦ:"β",ᵧ:"γ",ᵨ:"ρ",ᵩ:"ϕ",ᵪ:"χ","⁺":"+","⁻":"-","⁼":"=","⁽":"(","⁾":")","⁰":"0","¹":"1","²":"2","³":"3","⁴":"4","⁵":"5","⁶":"6","⁷":"7","⁸":"8","⁹":"9",ᴬ:"A",ᴮ:"B",ᴰ:"D",ᴱ:"E",ᴳ:"G",ᴴ:"H",ᴵ:"I",ᴶ:"J",ᴷ:"K",ᴸ:"L",ᴹ:"M",ᴺ:"N",ᴼ:"O",ᴾ:"P",ᴿ:"R",ᵀ:"T",ᵁ:"U",ⱽ:"V",ᵂ:"W",ᵃ:"a",ᵇ:"b",ᶜ:"c",ᵈ:"d",ᵉ:"e",ᶠ:"f",ᵍ:"g",ʰ:"h",ⁱ:"i",ʲ:"j",ᵏ:"k",ˡ:"l",ᵐ:"m",ⁿ:"n",ᵒ:"o",ᵖ:"p",ʳ:"r",ˢ:"s",ᵗ:"t",ᵘ:"u",ᵛ:"v",ʷ:"w",ˣ:"x",ʸ:"y",ᶻ:"z",ᵝ:"β",ᵞ:"γ",ᵟ:"δ",ᵠ:"ϕ",ᵡ:"χ",ᶿ:"θ"}),unicodeAccents={"́":{text:"\\'",math:"\\acute"},"̀":{text:"\\`",math:"\\grave"},"̈":{text:'\\"',math:"\\ddot"},"̃":{text:"\\~",math:"\\tilde"},"̄":{text:"\\=",math:"\\bar"},"̆":{text:"\\u",math:"\\breve"},"̌":{text:"\\v",math:"\\check"},"̂":{text:"\\^",math:"\\hat"},"̇":{text:"\\.",math:"\\dot"},"̊":{text:"\\r",math:"\\mathring"},"̋":{text:"\\H"},"̧":{text:"\\c"}},unicodeSymbols={á:"á",à:"à",ä:"ä",ǟ:"ǟ",ã:"ã",ā:"ā",ă:"ă",ắ:"ắ",ằ:"ằ",ẵ:"ẵ",ǎ:"ǎ",â:"â",ấ:"ấ",ầ:"ầ",ẫ:"ẫ",ȧ:"ȧ",ǡ:"ǡ",å:"å",ǻ:"ǻ",ḃ:"ḃ",ć:"ć",ḉ:"ḉ",č:"č",ĉ:"ĉ",ċ:"ċ",ç:"ç",ď:"ď",ḋ:"ḋ",ḑ:"ḑ",é:"é",è:"è",ë:"ë",ẽ:"ẽ",ē:"ē",ḗ:"ḗ",ḕ:"ḕ",ĕ:"ĕ",ḝ:"ḝ",ě:"ě",ê:"ê",ế:"ế",ề:"ề",ễ:"ễ",ė:"ė",ȩ:"ȩ",ḟ:"ḟ",ǵ:"ǵ",ḡ:"ḡ",ğ:"ğ",ǧ:"ǧ",ĝ:"ĝ",ġ:"ġ",ģ:"ģ",ḧ:"ḧ",ȟ:"ȟ",ĥ:"ĥ",ḣ:"ḣ",ḩ:"ḩ",í:"í",ì:"ì",ï:"ï",ḯ:"ḯ",ĩ:"ĩ",ī:"ī",ĭ:"ĭ",ǐ:"ǐ",î:"î",ǰ:"ǰ",ĵ:"ĵ",ḱ:"ḱ",ǩ:"ǩ",ķ:"ķ",ĺ:"ĺ",ľ:"ľ",ļ:"ļ",ḿ:"ḿ",ṁ:"ṁ",ń:"ń",ǹ:"ǹ",ñ:"ñ",ň:"ň",ṅ:"ṅ",ņ:"ņ",ó:"ó",ò:"ò",ö:"ö",ȫ:"ȫ",õ:"õ",ṍ:"ṍ",ṏ:"ṏ",ȭ:"ȭ",ō:"ō",ṓ:"ṓ",ṑ:"ṑ",ŏ:"ŏ",ǒ:"ǒ",ô:"ô",ố:"ố",ồ:"ồ",ỗ:"ỗ",ȯ:"ȯ",ȱ:"ȱ",ő:"ő",ṕ:"ṕ",ṗ:"ṗ",ŕ:"ŕ",ř:"ř",ṙ:"ṙ",ŗ:"ŗ",ś:"ś",ṥ:"ṥ",š:"š",ṧ:"ṧ",ŝ:"ŝ",ṡ:"ṡ",ş:"ş",ẗ:"ẗ",ť:"ť",ṫ:"ṫ",ţ:"ţ",ú:"ú",ù:"ù",ü:"ü",ǘ:"ǘ",ǜ:"ǜ",ǖ:"ǖ",ǚ:"ǚ",ũ:"ũ",ṹ:"ṹ",ū:"ū",ṻ:"ṻ",ŭ:"ŭ",ǔ:"ǔ",û:"û",ů:"ů",ű:"ű",ṽ:"ṽ",ẃ:"ẃ",ẁ:"ẁ",ẅ:"ẅ",ŵ:"ŵ",ẇ:"ẇ",ẘ:"ẘ",ẍ:"ẍ",ẋ:"ẋ",ý:"ý",ỳ:"ỳ",ÿ:"ÿ",ỹ:"ỹ",ȳ:"ȳ",ŷ:"ŷ",ẏ:"ẏ",ẙ:"ẙ",ź:"ź",ž:"ž",ẑ:"ẑ",ż:"ż",Á:"Á",À:"À",Ä:"Ä",Ǟ:"Ǟ",Ã:"Ã",Ā:"Ā",Ă:"Ă",Ắ:"Ắ",Ằ:"Ằ",Ẵ:"Ẵ",Ǎ:"Ǎ",Â:"Â",Ấ:"Ấ",Ầ:"Ầ",Ẫ:"Ẫ",Ȧ:"Ȧ",Ǡ:"Ǡ",Å:"Å",Ǻ:"Ǻ",Ḃ:"Ḃ",Ć:"Ć",Ḉ:"Ḉ",Č:"Č",Ĉ:"Ĉ",Ċ:"Ċ",Ç:"Ç",Ď:"Ď",Ḋ:"Ḋ",Ḑ:"Ḑ",É:"É",È:"È",Ë:"Ë",Ẽ:"Ẽ",Ē:"Ē",Ḗ:"Ḗ",Ḕ:"Ḕ",Ĕ:"Ĕ",Ḝ:"Ḝ",Ě:"Ě",Ê:"Ê",Ế:"Ế",Ề:"Ề",Ễ:"Ễ",Ė:"Ė",Ȩ:"Ȩ",Ḟ:"Ḟ",Ǵ:"Ǵ",Ḡ:"Ḡ",Ğ:"Ğ",Ǧ:"Ǧ",Ĝ:"Ĝ",Ġ:"Ġ",Ģ:"Ģ",Ḧ:"Ḧ",Ȟ:"Ȟ",Ĥ:"Ĥ",Ḣ:"Ḣ",Ḩ:"Ḩ",Í:"Í",Ì:"Ì",Ï:"Ï",Ḯ:"Ḯ",Ĩ:"Ĩ",Ī:"Ī",Ĭ:"Ĭ",Ǐ:"Ǐ",Î:"Î",İ:"İ",Ĵ:"Ĵ",Ḱ:"Ḱ",Ǩ:"Ǩ",Ķ:"Ķ",Ĺ:"Ĺ",Ľ:"Ľ",Ļ:"Ļ",Ḿ:"Ḿ",Ṁ:"Ṁ",Ń:"Ń",Ǹ:"Ǹ",Ñ:"Ñ",Ň:"Ň",Ṅ:"Ṅ",Ņ:"Ņ",Ó:"Ó",Ò:"Ò",Ö:"Ö",Ȫ:"Ȫ",Õ:"Õ",Ṍ:"Ṍ",Ṏ:"Ṏ",Ȭ:"Ȭ",Ō:"Ō",Ṓ:"Ṓ",Ṑ:"Ṑ",Ŏ:"Ŏ",Ǒ:"Ǒ",Ô:"Ô",Ố:"Ố",Ồ:"Ồ",Ỗ:"Ỗ",Ȯ:"Ȯ",Ȱ:"Ȱ",Ő:"Ő",Ṕ:"Ṕ",Ṗ:"Ṗ",Ŕ:"Ŕ",Ř:"Ř",Ṙ:"Ṙ",Ŗ:"Ŗ",Ś:"Ś",Ṥ:"Ṥ",Š:"Š",Ṧ:"Ṧ",Ŝ:"Ŝ",Ṡ:"Ṡ",Ş:"Ş",Ť:"Ť",Ṫ:"Ṫ",Ţ:"Ţ",Ú:"Ú",Ù:"Ù",Ü:"Ü",Ǘ:"Ǘ",Ǜ:"Ǜ",Ǖ:"Ǖ",Ǚ:"Ǚ",Ũ:"Ũ",Ṹ:"Ṹ",Ū:"Ū",Ṻ:"Ṻ",Ŭ:"Ŭ",Ǔ:"Ǔ",Û:"Û",Ů:"Ů",Ű:"Ű",Ṽ:"Ṽ",Ẃ:"Ẃ",Ẁ:"Ẁ",Ẅ:"Ẅ",Ŵ:"Ŵ",Ẇ:"Ẇ",Ẍ:"Ẍ",Ẋ:"Ẋ",Ý:"Ý",Ỳ:"Ỳ",Ÿ:"Ÿ",Ỹ:"Ỹ",Ȳ:"Ȳ",Ŷ:"Ŷ",Ẏ:"Ẏ",Ź:"Ź",Ž:"Ž",Ẑ:"Ẑ",Ż:"Ż",ά:"ά",ὰ:"ὰ",ᾱ:"ᾱ",ᾰ:"ᾰ",έ:"έ",ὲ:"ὲ",ή:"ή",ὴ:"ὴ",ί:"ί",ὶ:"ὶ",ϊ:"ϊ",ΐ:"ΐ",ῒ:"ῒ",ῑ:"ῑ",ῐ:"ῐ",ό:"ό",ὸ:"ὸ",ύ:"ύ",ὺ:"ὺ",ϋ:"ϋ",ΰ:"ΰ",ῢ:"ῢ",ῡ:"ῡ",ῠ:"ῠ",ώ:"ώ",ὼ:"ὼ",Ύ:"Ύ",Ὺ:"Ὺ",Ϋ:"Ϋ",Ῡ:"Ῡ",Ῠ:"Ῠ",Ώ:"Ώ",Ὼ:"Ὼ"};class Parser{constructor(input,settings){this.mode=void 0,this.gullet=void 0,this.settings=void 0,this.leftrightDepth=void 0,this.nextToken=void 0,this.mode="math",this.gullet=new MacroExpander(input,settings,this.mode),this.settings=settings,this.leftrightDepth=0}expect(text,consume){if(void 0===consume&&(consume=!0),this.fetch().text!==text)throw new ParseError("Expected '"+text+"', got '"+this.fetch().text+"'",this.fetch());consume&&this.consume()}consume(){this.nextToken=null}fetch(){return null==this.nextToken&&(this.nextToken=this.gullet.expandNextToken()),this.nextToken}switchMode(newMode){this.mode=newMode,this.gullet.switchMode(newMode)}parse(){this.settings.globalGroup||this.gullet.beginGroup(),this.settings.colorIsTextColor&&this.gullet.macros.set("\\color","\\textcolor");try{var parse=this.parseExpression(!1);return this.expect("EOF"),this.settings.globalGroup||this.gullet.endGroup(),parse}finally{this.gullet.endGroups()}}subparse(tokens){var oldToken=this.nextToken;this.consume(),this.gullet.pushToken(new Token("}")),this.gullet.pushTokens(tokens);var parse=this.parseExpression(!1);return this.expect("}"),this.nextToken=oldToken,parse}parseExpression(breakOnInfix,breakOnTokenText){for(var body=[];;){"math"===this.mode&&this.consumeSpaces();var lex=this.fetch();if(-1!==Parser.endOfExpression.indexOf(lex.text))break;if(breakOnTokenText&&lex.text===breakOnTokenText)break;if(breakOnInfix&&functions[lex.text]&&functions[lex.text].infix)break;var atom=this.parseAtom(breakOnTokenText);if(!atom)break;"internal"!==atom.type&&body.push(atom)}return"text"===this.mode&&this.formLigatures(body),this.handleInfixNodes(body)}handleInfixNodes(body){for(var funcName,overIndex=-1,i=0;i<body.length;i++)if("infix"===body[i].type){if(-1!==overIndex)throw new ParseError("only one infix operator per group",body[i].token);overIndex=i,funcName=body[i].replaceWith}if(-1!==overIndex&&funcName){var numerNode,denomNode,numerBody=body.slice(0,overIndex),denomBody=body.slice(overIndex+1);return numerNode=1===numerBody.length&&"ordgroup"===numerBody[0].type?numerBody[0]:{type:"ordgroup",mode:this.mode,body:numerBody},denomNode=1===denomBody.length&&"ordgroup"===denomBody[0].type?denomBody[0]:{type:"ordgroup",mode:this.mode,body:denomBody},["\\\\abovefrac"===funcName?this.callFunction(funcName,[numerNode,body[overIndex],denomNode],[]):this.callFunction(funcName,[numerNode,denomNode],[])]}return body}handleSupSubscript(name){var symbolToken=this.fetch(),symbol=symbolToken.text;this.consume(),this.consumeSpaces();var group=this.parseGroup(name);if(!group)throw new ParseError("Expected group after '"+symbol+"'",symbolToken);return group}formatUnsupportedCmd(text){for(var textordArray=[],i=0;i<text.length;i++)textordArray.push({type:"textord",mode:"text",text:text[i]});var textNode={type:"text",mode:this.mode,body:textordArray};return{type:"color",mode:this.mode,color:this.settings.errorColor,body:[textNode]}}parseAtom(breakOnTokenText){var superscript,subscript,base=this.parseGroup("atom",breakOnTokenText);if("text"===this.mode)return base;for(;;){this.consumeSpaces();var lex=this.fetch();if("\\limits"===lex.text||"\\nolimits"===lex.text){if(base&&"op"===base.type){var limits="\\limits"===lex.text;base.limits=limits,base.alwaysHandleSupSub=!0}else{if(!base||"operatorname"!==base.type)throw new ParseError("Limit controls must follow a math operator",lex);base.alwaysHandleSupSub&&(base.limits="\\limits"===lex.text)}this.consume()}else if("^"===lex.text){if(superscript)throw new ParseError("Double superscript",lex);superscript=this.handleSupSubscript("superscript")}else if("_"===lex.text){if(subscript)throw new ParseError("Double subscript",lex);subscript=this.handleSupSubscript("subscript")}else if("'"===lex.text){if(superscript)throw new ParseError("Double superscript",lex);var prime={type:"textord",mode:this.mode,text:"\\prime"},primes=[prime];for(this.consume();"'"===this.fetch().text;)primes.push(prime),this.consume();"^"===this.fetch().text&&primes.push(this.handleSupSubscript("superscript")),superscript={type:"ordgroup",mode:this.mode,body:primes}}else{if(!uSubsAndSups[lex.text])break;var isSub=unicodeSubRegEx.test(lex.text),subsupTokens=[];for(subsupTokens.push(new Token(uSubsAndSups[lex.text])),this.consume();;){var token=this.fetch().text;if(!uSubsAndSups[token])break;if(unicodeSubRegEx.test(token)!==isSub)break;subsupTokens.unshift(new Token(uSubsAndSups[token])),this.consume()}var body=this.subparse(subsupTokens);isSub?subscript={type:"ordgroup",mode:"math",body}:superscript={type:"ordgroup",mode:"math",body}}}return superscript||subscript?{type:"supsub",mode:this.mode,base,sup:superscript,sub:subscript}:base}parseFunction(breakOnTokenText,name){var token=this.fetch(),func=token.text,funcData=functions[func];if(!funcData)return null;if(this.consume(),name&&"atom"!==name&&!funcData.allowedInArgument)throw new ParseError("Got function '"+func+"' with no arguments"+(name?" as "+name:""),token);if("text"===this.mode&&!funcData.allowedInText)throw new ParseError("Can't use function '"+func+"' in text mode",token);if("math"===this.mode&&!1===funcData.allowedInMath)throw new ParseError("Can't use function '"+func+"' in math mode",token);var{args,optArgs}=this.parseArguments(func,funcData);return this.callFunction(func,args,optArgs,token,breakOnTokenText)}callFunction(name,args,optArgs,token,breakOnTokenText){var context={funcName:name,parser:this,token,breakOnTokenText},func=functions[name];if(func&&func.handler)return func.handler(context,args,optArgs);throw new ParseError("No function handler for "+name)}parseArguments(func,funcData){var totalArgs=funcData.numArgs+funcData.numOptionalArgs;if(0===totalArgs)return{args:[],optArgs:[]};for(var args=[],optArgs=[],i=0;i<totalArgs;i++){var argType=funcData.argTypes&&funcData.argTypes[i],isOptional=i<funcData.numOptionalArgs;(funcData.primitive&&null==argType||"sqrt"===funcData.type&&1===i&&null==optArgs[0])&&(argType="primitive");var arg=this.parseGroupOfType("argument to '"+func+"'",argType,isOptional);if(isOptional)optArgs.push(arg);else{if(null==arg)throw new ParseError("Null argument, please report this as a bug");args.push(arg)}}return{args,optArgs}}parseGroupOfType(name,type,optional){switch(type){case"color":return this.parseColorGroup(optional);case"size":return this.parseSizeGroup(optional);case"url":return this.parseUrlGroup(optional);case"math":case"text":return this.parseArgumentGroup(optional,type);case"hbox":var group=this.parseArgumentGroup(optional,"text");return null!=group?{type:"styling",mode:group.mode,body:[group],style:"text"}:null;case"raw":var token=this.parseStringGroup("raw",optional);return null!=token?{type:"raw",mode:"text",string:token.text}:null;case"primitive":if(optional)throw new ParseError("A primitive argument cannot be optional");var _group=this.parseGroup(name);if(null==_group)throw new ParseError("Expected group as "+name,this.fetch());return _group;case"original":case null:case void 0:return this.parseArgumentGroup(optional);default:throw new ParseError("Unknown group type as "+name,this.fetch())}}consumeSpaces(){for(;" "===this.fetch().text;)this.consume()}parseStringGroup(modeName,optional){var argToken=this.gullet.scanArgument(optional);if(null==argToken)return null;for(var nextToken,str="";"EOF"!==(nextToken=this.fetch()).text;)str+=nextToken.text,this.consume();return this.consume(),argToken.text=str,argToken}parseRegexGroup(regex,modeName){for(var nextToken,firstToken=this.fetch(),lastToken=firstToken,str="";"EOF"!==(nextToken=this.fetch()).text&&regex.test(str+nextToken.text);)str+=(lastToken=nextToken).text,this.consume();if(""===str)throw new ParseError("Invalid "+modeName+": '"+firstToken.text+"'",firstToken);return firstToken.range(lastToken,str)}parseColorGroup(optional){var res=this.parseStringGroup("color",optional);if(null==res)return null;var match=/^(#[a-f0-9]{3}|#?[a-f0-9]{6}|[a-z]+)$/i.exec(res.text);if(!match)throw new ParseError("Invalid color: '"+res.text+"'",res);var color=match[0];return/^[0-9a-f]{6}$/i.test(color)&&(color="#"+color),{type:"color-token",mode:this.mode,color}}parseSizeGroup(optional){var res,isBlank=!1;if(this.gullet.consumeSpaces(),!(res=optional||"{"===this.gullet.future().text?this.parseStringGroup("size",optional):this.parseRegexGroup(/^[-+]? *(?:$|\d+|\d+\.\d*|\.\d*) *[a-z]{0,2} *$/,"size")))return null;optional||0!==res.text.length||(res.text="0pt",isBlank=!0);var match=/([-+]?) *(\d+(?:\.\d*)?|\.\d+) *([a-z]{2})/.exec(res.text);if(!match)throw new ParseError("Invalid size: '"+res.text+"'",res);var data={number:+(match[1]+match[2]),unit:match[3]};if(!validUnit(data))throw new ParseError("Invalid unit: '"+data.unit+"'",res);return{type:"size",mode:this.mode,value:data,isBlank}}parseUrlGroup(optional){this.gullet.lexer.setCatcode("%",13),this.gullet.lexer.setCatcode("~",12);var res=this.parseStringGroup("url",optional);if(this.gullet.lexer.setCatcode("%",14),this.gullet.lexer.setCatcode("~",13),null==res)return null;var url=res.text.replace(/\\([#$%&~_^{}])/g,"$1");return{type:"url",mode:this.mode,url}}parseArgumentGroup(optional,mode){var argToken=this.gullet.scanArgument(optional);if(null==argToken)return null;var outerMode=this.mode;mode&&this.switchMode(mode),this.gullet.beginGroup();var expression=this.parseExpression(!1,"EOF");this.expect("EOF"),this.gullet.endGroup();var result={type:"ordgroup",mode:this.mode,loc:argToken.loc,body:expression};return mode&&this.switchMode(outerMode),result}parseGroup(name,breakOnTokenText){var result,firstToken=this.fetch(),text=firstToken.text;if("{"===text||"\\begingroup"===text){this.consume();var groupEnd="{"===text?"}":"\\endgroup";this.gullet.beginGroup();var expression=this.parseExpression(!1,groupEnd),lastToken=this.fetch();this.expect(groupEnd),this.gullet.endGroup(),result={type:"ordgroup",mode:this.mode,loc:SourceLocation.range(firstToken,lastToken),body:expression,semisimple:"\\begingroup"===text||void 0}}else if(null==(result=this.parseFunction(breakOnTokenText,name)||this.parseSymbol())&&"\\"===text[0]&&!implicitCommands.hasOwnProperty(text)){if(this.settings.throwOnError)throw new ParseError("Undefined control sequence: "+text,firstToken);result=this.formatUnsupportedCmd(text),this.consume()}return result}formLigatures(group){for(var n=group.length-1,i=0;i<n;++i){var a=group[i],v=a.text;"-"===v&&"-"===group[i+1].text&&(i+1<n&&"-"===group[i+2].text?(group.splice(i,3,{type:"textord",mode:"text",loc:SourceLocation.range(a,group[i+2]),text:"---"}),n-=2):(group.splice(i,2,{type:"textord",mode:"text",loc:SourceLocation.range(a,group[i+1]),text:"--"}),n-=1)),"'"!==v&&"`"!==v||group[i+1].text!==v||(group.splice(i,2,{type:"textord",mode:"text",loc:SourceLocation.range(a,group[i+1]),text:v+v}),n-=1)}}parseSymbol(){var nucleus=this.fetch(),text=nucleus.text;if(/^\\verb[^a-zA-Z]/.test(text)){this.consume();var arg=text.slice(5),star="*"===arg.charAt(0);if(star&&(arg=arg.slice(1)),arg.length<2||arg.charAt(0)!==arg.slice(-1))throw new ParseError("\\verb assertion failed --\n                    please report what input caused this bug");return{type:"verb",mode:"text",body:arg=arg.slice(1,-1),star}}unicodeSymbols.hasOwnProperty(text[0])&&!symbols[this.mode][text[0]]&&(this.settings.strict&&"math"===this.mode&&this.settings.reportNonstrict("unicodeTextInMathMode",'Accented Unicode text character "'+text[0]+'" used in math mode',nucleus),text=unicodeSymbols[text[0]]+text.slice(1));var symbol,match=combiningDiacriticalMarksEndRegex.exec(text);if(match&&("i"===(text=text.substring(0,match.index))?text="ı":"j"===text&&(text="ȷ")),symbols[this.mode][text]){this.settings.strict&&"math"===this.mode&&"ÐÞþ".indexOf(text)>=0&&this.settings.reportNonstrict("unicodeTextInMathMode",'Latin-1/Unicode text character "'+text[0]+'" used in math mode',nucleus);var s,group=symbols[this.mode][text].group,loc=SourceLocation.range(nucleus);if(ATOMS.hasOwnProperty(group)){var family=group;s={type:"atom",mode:this.mode,family,loc,text}}else s={type:group,mode:this.mode,loc,text};symbol=s}else{if(!(text.charCodeAt(0)>=128))return null;this.settings.strict&&(supportedCodepoint(text.charCodeAt(0))?"math"===this.mode&&this.settings.reportNonstrict("unicodeTextInMathMode",'Unicode text character "'+text[0]+'" used in math mode',nucleus):this.settings.reportNonstrict("unknownSymbol",'Unrecognized Unicode character "'+text[0]+'" ('+text.charCodeAt(0)+")",nucleus)),symbol={type:"textord",mode:"text",loc:SourceLocation.range(nucleus),text}}if(this.consume(),match)for(var i=0;i<match[0].length;i++){var accent=match[0][i];if(!unicodeAccents[accent])throw new ParseError("Unknown accent ' "+accent+"'",nucleus);var command=unicodeAccents[accent][this.mode]||unicodeAccents[accent].text;if(!command)throw new ParseError("Accent "+accent+" unsupported in "+this.mode+" mode",nucleus);symbol={type:"accent",mode:this.mode,loc:SourceLocation.range(nucleus),label:command,isStretchy:!1,isShifty:!0,base:symbol}}return symbol}}Parser.endOfExpression=["}","\\endgroup","\\end","\\right","&"];var parseTree=function parseTree(toParse,settings){if(!("string"==typeof toParse||toParse instanceof String))throw new TypeError("KaTeX can only parse string typed expression");var parser=new Parser(toParse,settings);delete parser.gullet.macros.current["\\df@tag"];var tree=parser.parse();if(delete parser.gullet.macros.current["\\current@color"],delete parser.gullet.macros.current["\\color"],parser.gullet.macros.get("\\df@tag")){if(!settings.displayMode)throw new ParseError("\\tag works only in display equations");tree=[{type:"tag",mode:"text",body:tree,tag:parser.subparse([new Token("\\df@tag")])}]}return tree},render=function render(expression,baseNode,options){baseNode.textContent="";var node=renderToDomTree(expression,options).toNode();baseNode.appendChild(node)};"undefined"!=typeof document&&"CSS1Compat"!==document.compatMode&&("undefined"!=typeof console&&console.warn("Warning: KaTeX doesn't work in quirks mode. Make sure your website has a suitable doctype."),render=function render(){throw new ParseError("KaTeX doesn't work in quirks mode.")});var renderError=function renderError(error,expression,options){if(options.throwOnError||!(error instanceof ParseError))throw error;var node=buildCommon.makeSpan(["katex-error"],[new SymbolNode(expression)]);return node.setAttribute("title",error.toString()),node.setAttribute("style","color:"+options.errorColor),node},renderToDomTree=function renderToDomTree(expression,options){var settings=new Settings(options);try{return function buildTree(tree,expression,settings){var katexNode,options=optionsFromSettings(settings);if("mathml"===settings.output)return buildMathML(tree,expression,options,settings.displayMode,!0);if("html"===settings.output){var htmlNode=buildHTML(tree,options);katexNode=buildCommon.makeSpan(["katex"],[htmlNode])}else{var mathMLNode=buildMathML(tree,expression,options,settings.displayMode,!1),_htmlNode=buildHTML(tree,options);katexNode=buildCommon.makeSpan(["katex"],[mathMLNode,_htmlNode])}return displayWrap(katexNode,settings)}(parseTree(expression,settings),expression,settings)}catch(error){return renderError(error,expression,settings)}},katex={version:"0.16.21",render,renderToString:function renderToString(expression,options){return renderToDomTree(expression,options).toMarkup()},ParseError,SETTINGS_SCHEMA,__parse:function generateParseTree(expression,options){var settings=new Settings(options);return parseTree(expression,settings)},__renderToDomTree:renderToDomTree,__renderToHTMLTree:function renderToHTMLTree(expression,options){var settings=new Settings(options);try{return function buildHTMLTree(tree,expression,settings){var htmlNode=buildHTML(tree,optionsFromSettings(settings)),katexNode=buildCommon.makeSpan(["katex"],[htmlNode]);return displayWrap(katexNode,settings)}(parseTree(expression,settings),0,settings)}catch(error){return renderError(error,expression,settings)}},__setFontMetrics:function setFontMetrics(fontName,metrics){fontMetricsData[fontName]=metrics},__defineSymbol:defineSymbol,__defineFunction:defineFunction,__defineMacro:defineMacro,__domTree:{Span,Anchor,SymbolNode,SvgNode,PathNode,LineNode}}}}]);