TinyMCE: Improved the accessibility of the equation editor.

Fixes CNVS-6709

Test plan:
- Open the equation editor from within TinyMCE.
- Using the keyboard only, confirm that all controls are reachable and usable
  in both the simple and advanced views.
  - Using a screen reader:
  - Notice the hidden text recommending that screen reader users use the
    advanced view for improved accessibility.
  - Confirm that the advanced view is reachable and usable.
  - Confirm that the tabs are treated like tabs.
  - In the advanced view, confirm that each of the buttons within the toolbar
    has a label which says what will be inserted when pressing the button.
  - Confirm that the formula entry edit field in the advanced view has a
    meaningful label.

Change-Id: Ic71124b443494cdceda5792892048fdd3b6b405e
Reviewed-on: https://gerrit.instructure.com/27676
Tested-by: Jenkins <jenkins@instructure.com>
Reviewed-by: Zach Pendleton <zachp@instructure.com>
QA-Review: Matt Fairbourn <mfairbourn@instructure.com>
Product-Review: Aaron Cannon <acannon@instructure.com>
This commit is contained in:
Aaron Cannon 2013-12-18 14:54:01 -07:00
parent cd1bb984e7
commit 3b870087f0
5 changed files with 341 additions and 242 deletions

View File

@ -102,7 +102,8 @@ define [
else if view == 'mathjax'
return @$mathjaxEditor.val()
toggleView: =>
toggleView: (e) =>
e.preventDefault()
view = @$el.data('view')
equation = @getEquation()
@$mathjaxMessage.empty()
@ -112,9 +113,13 @@ define [
if view == 'mathquill'
@$mathjaxView.hide()
@$mathquillView.show()
setTimeout( =>
@$mathquillView.find('.mathquill-tab-bar li.mathquill-tab-selected a').focus()
, 200)
else if view == 'mathjax'
@$mathquillView.hide()
@$mathjaxView.show()
@$mathjaxView.find('.mathquill-tab-bar li.mathquill-tab-selected a').focus()
if !@renderEquation(view, equation)
@setView('mathjax', equation)

View File

@ -18,12 +18,29 @@ define [
@cacheEls()
@$toolbar.append(@template())
$('#mathjax-view .mathquill-tab-bar li a').click( ->
$tabLinks = $('#mathjax-view .mathquill-tab-bar li a')
$tabLinks.click( (e) ->
e.preventDefault()
$('#mathjax-view .mathquill-tab-bar li').removeClass('mathquill-tab-selected')
$tabLinks.attr('aria-selected', 'false').attr('tabindex', '-1')
$('#mathjax-view .mathquill-tab-pane').removeClass('mathquill-tab-pane-selected')
$(this).parent().addClass('mathquill-tab-selected')
$(this).attr('aria-selected', 'true').attr('tabindex', 0).focus()
$(this.href.replace(/.*#/, '#')).addClass('mathquill-tab-pane-selected')
).keydown((e) ->
switch e.keyCode
when 37 then direction = 'l'
when 39 then direction = 'r'
else return true
e.preventDefault()
listIndex = $tabLinks.index this
# Don't fall off the right end of the list.
# No need to worry about falling off the left end, as .get accepts negative indexes.
if listIndex is ($tabLinks.length-1) and direction is 'r' then listIndex = -1
if direction is 'r' then listIndex++ else listIndex--
$($tabLinks.get(listIndex)).focus().click()
)
$('#mathjax-view .mathquill-tab-bar li:first-child').addClass('mathquill-tab-selected')
$.getScript("https://c328740.ssl.cf1.rackcdn.com/mathjax/2.1-latest/MathJax.js?config=TeX-AMS_HTML.js", @addMathJaxEvents)
@ -37,11 +54,11 @@ define [
$('#mathjax-view a.mathquill-rendered-math').mousedown( (e) ->
e.stopPropagation()
).click( ->
).click( (e) ->
e.preventDefault()
text = this.title + ' '
field = document.getElementById('mathjax-editor')
if document.selection
field.focus()
sel = document.selection.createRange()
sel.text = text
else if field.selectionStart || field.selectionStart == '0'
@ -51,6 +68,7 @@ define [
field.value = val.substring(0, s) + text + val.substring(e, val.length)
else
field.value += text
$(field).focus()
renderPreview()
)

View File

@ -1,8 +1,14 @@
<div id="mathquill-view">
<p class="screenreader-only" role="alert">{{#t "#editor.screen_reader_tip"}}
Screen reader users: The most accessible way to use this editor is to switch
to the advanced view, and then either enter LaTeX directly, or use the
toolbar to assist you in doing so. The link to switch to the advanced view
can be found near the end of this dialog, directly before the edit field.
{{/t}}</p>
<div class='mathquill-toolbar'>
</div>
<div class='math-toggle'>
<a class='math-toggle-link'>
<a href="#" class='math-toggle-link'>
{{#t "#editor.switch_to_mathquill"}}Switch View to Advanced{{/t}}
</a>
</div>
@ -13,11 +19,13 @@
<div class='mathquill-toolbar'>
</div>
<div class='math-toggle'>
<a class='math-toggle-link'>
<a href="#" class='math-toggle-link'>
{{#t "#editor.switch_to_mathjax"}}Switch View to Basic{{/t}}
</a>
</div>
<textarea id='mathjax-editor'>
<textarea id='mathjax-editor'
aria-label="{{#t "#editor.mathjax_text_entry_field_label"}}Enter the equation as LaTeX.{{/t}}"
>
</textarea>
<br/>
<span id='mathjax-preview'>

View File

@ -1,477 +1,519 @@
<ul class="mathquill-tab-bar">
<li class=""><a href="#basic_tab"><span class="mathquill-rendered-math">+</span>{{#t "#editor.tabs.basic"}}Basic{{/t}}</a></li>
<li class=""><a href="#greek_tab"><span class="mathquill-rendered-math">π</span>{{#t "#editor.tabs.greek"}}Greek{{/t}}</a></li>
<li class=""><a href="#operators_tab"><span class="mathquill-rendered-math">⊕</span>{{#t "#editor.tabs.operators"}}Operators{{/t}}</a></li>
<li class=""><a href="#relationships_tab"><span class="mathquill-rendered-math">≤</span>{{#t "#editor.tabs.relationships"}}Relationships{{/t}}</a></li>
<li class=""><a href="#arrows_tab"><span class="mathquill-rendered-math">⇔</span>{{#t "#editor.tabs.arrows"}}Arrows{{/t}}</a></li>
<li class=""><a href="#delimiters_tab"><span class="mathquill-rendered-math">{</span>{{#t "#editor.tabs.delimiters"}}Delimiters{{/t}}</a></li>
<li class=""><a href="#misc_tab"><span class="mathquill-rendered-math">∞</span>{{#t "#editor.tabs.misc"}}Misc{{/t}}</a></li>
<ul class="mathquill-tab-bar" role="tablist">
<li class="">
<a href="#basic_tab" aria-controls="basic_tab" aria-selected="true" role="tab"
tabindex="0" aria-label="{{#t "#editor.tabs.basic"}}Basic{{/t}}"
>
<span class="mathquill-rendered-math">+</span>{{#t "#editor.tabs.basic"}}Basic{{/t}}
</a>
</li>
<li class="">
<a href="#greek_tab" aria-controls="greek_tab" aria-selected="false" role="tab"
tabindex="-1" aria-label="{{#t "#editor.tabs.greek"}}Greek{{/t}}"
>
<span class="mathquill-rendered-math">π</span>{{#t "#editor.tabs.greek"}}Greek{{/t}}
</a>
</li>
<li class="">
<a href="#operators_tab" aria-controls="operators_tab" aria-selected="false" role="tab"
tabindex="-1" aria-label="{{#t "#editor.tabs.operators"}}Operators{{/t}}"
>
<span class="mathquill-rendered-math" >⊕</span>{{#t "#editor.tabs.operators"}}Operators{{/t}}
</a>
</li>
<li class="">
<a href="#relationships_tab" aria-controls="relationships_tab" aria-selected="false" role="tab"
tabindex="-1" aria-label="{{#t "#editor.tabs.relationships"}}Relationships{{/t}}"
>
<span class="mathquill-rendered-math">≤</span>{{#t "#editor.tabs.relationships"}}Relationships{{/t}}
</a>
</li>
<li class="">
<a href="#arrows_tab" aria-controls="arrows_tab" aria-selected="false" role="tab"
tabindex="-1" aria-label="{{#t "#editor.tabs.arrows"}}Arrows{{/t}}"
>
<span class="mathquill-rendered-math">⇔</span>{{#t "#editor.tabs.arrows"}}Arrows{{/t}}
</a>
</li>
<li class="">
<a href="#delimiters_tab" aria-controls="delimiters_tab" aria-selected="false" role="tab"
tabindex="-1" aria-label="{{#t "#editor.tabs.delimiters"}}Delimiters{{/t}}"
>
<span class="mathquill-rendered-math">{</span>{{#t "#editor.tabs.delimiters"}}Delimiters{{/t}}
</a>
</li>
<li class="">
<a href="#misc_tab" aria-controls="misc_tab" aria-selected="false" role="tab"
tabindex="-1" aria-label="{{#t "#editor.tabs.misc"}}Misc{{/t}}"
>
<span class="mathquill-rendered-math" >∞</span>{{#t "#editor.tabs.misc"}}Misc{{/t}}
</a>
</li>
</ul>
<div class="mathquill-toolbar-panes">
<div class="mathquill-tab-pane mathquill-tab-pane-selected" id="basic_tab">
<div class="mathquill-tab-pane mathquill-tab-pane-selected" id="basic_tab" role="tabpanel">
<ul>
<li><a class="mathquill-rendered-math" title="_{sub}"><sub
<li><a href="#" class="mathquill-rendered-math" title="_{sub}" aria-label="_{sub}"><sub
style="font-size: 0.6em; line-height: 3.5;">sub</sub></a></li>
<li><a class="mathquill-rendered-math" title="^{sup}"><sup style="font-size: 0.6em">sup</sup></a></li>
<li><a class="mathquill-rendered-math" title="\frac{n}{m}"><span style="font-size: 0.55em; vertical-align: middle"
<li><a href="#" class="mathquill-rendered-math" title="^{sup}" aria-label="^{sup}"><sup style="font-size: 0.6em">sup</sup></a></li>
<li><a href="#" class="mathquill-rendered-math" title="\frac{n}{m}" aria-label="\frac{n}{m}"><span style="font-size: 0.55em; vertical-align: middle"
class="fraction"><span class="numerator"><var>n</var></span><span
class="denominator"><var>m</var></span><span style="width:0"></span></span></a></li>
<li><a class="mathquill-rendered-math" title="\sqrt{x}"><span class="block"><span class="sqrt-prefix">√</span><span
<li><a href="#" class="mathquill-rendered-math" title="\sqrt{x}" aria-label="\sqrt{x}"><span class="block"><span class="sqrt-prefix">√</span><span
class="sqrt-stem">&nbsp;</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\sqrt[n]{x}"><span style="font-size: 0.7em"><sup
<li><a href="#" class="mathquill-rendered-math" title="\sqrt[n]{x}" aria-label="\sqrt[n]{x}"><span style="font-size: 0.7em"><sup
class="nthroot"><var>n</var></sup><span class="block"><span class="sqrt-prefix">√</span><span
class="sqrt-stem">&nbsp;</span></span></span></a></li>
<li><a class="mathquill-rendered-math" title="\langle \rangle"><span style="line-height: 1.5em"><span
<li><a href="#" class="mathquill-rendered-math" title="\langle \rangle" aria-label="\langle \rangle"><span style="line-height: 1.5em"><span
class="block"><span class="paren">⟨</span><span class="block"></span><span
class="paren">⟩</span></span></span></a></li>
<li><a class="mathquill-rendered-math" title="\binom{n}{m}"><span style="font-size: 0.48em"><span class="paren"
<li><a href="#" class="mathquill-rendered-math" title="\binom{n}{m}" aria-label="\binom{n}{m}"><span style="font-size: 0.48em"><span class="paren"
style="font-size: 2.087912087912088em; ">(</span><span
class="array"><span><var>n</var></span><span><var>m</var></span></span><span class="paren"
style="font-size: 2.087912087912088em; ">)</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\begin{matrix} 1 \\ 2 \\ 3 \end{matrix}"><span class="array"
<li><a href="#" class="mathquill-rendered-math" title="\begin{matrix} 1 \\ 2 \\ 3 \end{matrix}" aria-label="\begin{matrix} 1 \\ 2 \\ 3 \end{matrix}"><span class="array"
style="vertical-align: middle; font-size: 0.4em; line-height: 0.9em"><span>1</span><span>2</span><span>3</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="f"><span style="line-height: 1.5em"><var
<li><a href="#" class="mathquill-rendered-math" title="f" aria-label="f"><span style="line-height: 1.5em"><var
class="florin">ƒ</var><span style="display:inline-block;width:0">&nbsp;</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\prime"><span style="line-height: 1.5em"><span></span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\prime" aria-label="\prime"><span style="line-height: 1.5em"><span></span></span></a>
</li>
<li class="mathquill-button-spacer"></li>
<li><a class="mathquill-rendered-math" title="+"><span style="line-height: 1.5em"><span>+</span></span></a></li>
<li><a class="mathquill-rendered-math" title="-"><span style="line-height: 1.5em"><span></span></span></a></li>
<li><a class="mathquill-rendered-math" title="\pm"><span style="line-height: 1.5em"><span>±</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="+" aria-label="+"><span style="line-height: 1.5em"><span>+</span></span></a></li>
<li><a href="#" class="mathquill-rendered-math" title="-" aria-label="-"><span style="line-height: 1.5em"><span></span></span></a></li>
<li><a href="#" class="mathquill-rendered-math" title="\pm" aria-label="\pm"><span style="line-height: 1.5em"><span>±</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\mp"><span style="line-height: 1.5em"><span>∓</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\mp" aria-label="\mp"><span style="line-height: 1.5em"><span>∓</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\cdot"><span style="line-height: 1.5em"><span
<li><a href="#" class="mathquill-rendered-math" title="\cdot" aria-label="\cdot"><span style="line-height: 1.5em"><span
class="binary-operator">·</span></span></a></li>
<li><a class="mathquill-rendered-math" title="="><span style="line-height: 1.5em"><span class="binary-operator">=</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="=" aria-label="="><span style="line-height: 1.5em"><span class="binary-operator">=</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\times"><span style="line-height: 1.5em"><span
<li><a href="#" class="mathquill-rendered-math" title="\times" aria-label="\times"><span style="line-height: 1.5em"><span
class="binary-operator">×</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\div"><span style="line-height: 1.5em"><span
<li><a href="#" class="mathquill-rendered-math" title="\div" aria-label="\div"><span style="line-height: 1.5em"><span
class="binary-operator">÷</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\ast"><span style="line-height: 1.5em"><span
<li><a href="#" class="mathquill-rendered-math" title="\ast" aria-label="\ast"><span style="line-height: 1.5em"><span
class="binary-operator"></span></span></a></li>
<li class="mathquill-button-spacer"></li>
<li><a class="mathquill-rendered-math" title="\therefore"><span style="line-height: 1.5em"><span
<li><a href="#" class="mathquill-rendered-math" title="\therefore" aria-label="\therefore"><span style="line-height: 1.5em"><span
class="binary-operator">∴</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\because"><span style="line-height: 1.5em"><span
<li><a href="#" class="mathquill-rendered-math" title="\because" aria-label="\because"><span style="line-height: 1.5em"><span
class="binary-operator">∵</span></span></a></li>
<li class="mathquill-button-spacer"></li>
<li><a class="mathquill-rendered-math" title="\sum{n}"><span style="line-height: 1.5em"><big>∑</big></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\sum{n}" aria-label="\sum{n}"><span style="line-height: 1.5em"><big>∑</big></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\prod{n}"><span style="line-height: 1.5em"><big>∏</big></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\prod{n}" aria-label="\prod{n}"><span style="line-height: 1.5em"><big>∏</big></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\coprod{n}"><span style="line-height: 1.5em"><big>∐</big></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\coprod{n}" aria-label="\coprod{n}"><span style="line-height: 1.5em"><big>∐</big></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\int{x}"><span style="line-height: 1.5em"><big>∫</big></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\int{x}" aria-label="\int{x}"><span style="line-height: 1.5em"><big>∫</big></span></a>
</li>
<li class="mathquill-button-spacer"></li>
<li><a class="mathquill-rendered-math" title="\mathbb{N}"><span style="line-height: 1.5em"><span></span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\mathbb{N}" aria-label="\mathbb{N}"><span style="line-height: 1.5em"><span></span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\mathbb{P}"><span style="line-height: 1.5em"><span></span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\mathbb{P}" aria-label="\mathbb{P}"><span style="line-height: 1.5em"><span></span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\mathbb{Z}"><span style="line-height: 1.5em"><span></span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\mathbb{Z}" aria-label="\mathbb{Z}"><span style="line-height: 1.5em"><span></span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\mathbb{Q}"><span style="line-height: 1.5em"><span></span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\mathbb{Q}" aria-label="\mathbb{Q}"><span style="line-height: 1.5em"><span></span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\mathbb{R}"><span style="line-height: 1.5em"><span></span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\mathbb{R}" aria-label="\mathbb{R}"><span style="line-height: 1.5em"><span></span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\mathbb{C}"><span style="line-height: 1.5em"><span></span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\mathbb{C}" aria-label="\mathbb{C}"><span style="line-height: 1.5em"><span></span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\mathbb{H}"><span style="line-height: 1.5em"><span></span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\mathbb{H}" aria-label="\mathbb{H}"><span style="line-height: 1.5em"><span></span></span></a>
</li>
<li class="mathquill-button-spacer"></li>
</ul>
</div>
<div class="mathquill-tab-pane" id="greek_tab">
<div class="mathquill-tab-pane" id="greek_tab" role="tabpanel">
<ul>
<li><a class="mathquill-rendered-math" title="\alpha"><span style="line-height: 1.5em"><var>α</var></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\alpha" aria-label="\alpha"><span style="line-height: 1.5em"><var>α</var></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\beta"><span style="line-height: 1.5em"><var>β</var></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\beta" aria-label="\beta"><span style="line-height: 1.5em"><var>β</var></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\gamma"><span style="line-height: 1.5em"><var>γ</var></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\gamma" aria-label="\gamma"><span style="line-height: 1.5em"><var>γ</var></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\delta"><span style="line-height: 1.5em"><var>δ</var></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\delta" aria-label="\delta"><span style="line-height: 1.5em"><var>δ</var></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\epsilon"><span style="line-height: 1.5em"><var>ϵ</var></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\epsilon" aria-label="\epsilon"><span style="line-height: 1.5em"><var>ϵ</var></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\zeta"><span style="line-height: 1.5em"><var>ζ</var></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\zeta" aria-label="\zeta"><span style="line-height: 1.5em"><var>ζ</var></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\eta"><span style="line-height: 1.5em"><var>η</var></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\eta" aria-label="\eta"><span style="line-height: 1.5em"><var>η</var></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\theta"><span style="line-height: 1.5em"><var>θ</var></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\theta" aria-label="\theta"><span style="line-height: 1.5em"><var>θ</var></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\iota"><span style="line-height: 1.5em"><var>ι</var></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\iota" aria-label="\iota"><span style="line-height: 1.5em"><var>ι</var></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\kappa"><span style="line-height: 1.5em"><var>κ</var></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\kappa" aria-label="\kappa"><span style="line-height: 1.5em"><var>κ</var></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\lambda"><span style="line-height: 1.5em"><span
<li><a href="#" class="mathquill-rendered-math" title="\lambda" aria-label="\lambda"><span style="line-height: 1.5em"><span
class="nonSymbola">λ</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\mu"><span style="line-height: 1.5em"><var>μ</var></span></a></li>
<li><a class="mathquill-rendered-math" title="\nu"><span style="line-height: 1.5em"><var>ν</var></span></a></li>
<li><a class="mathquill-rendered-math" title="\xi"><span style="line-height: 1.5em"><var>ξ</var></span></a></li>
<li><a class="mathquill-rendered-math" title="\pi"><span style="line-height: 1.5em"><span
<li><a href="#" class="mathquill-rendered-math" title="\mu" aria-label="\mu"><span style="line-height: 1.5em"><var>μ</var></span></a></li>
<li><a href="#" class="mathquill-rendered-math" title="\nu" aria-label="\nu"><span style="line-height: 1.5em"><var>ν</var></span></a></li>
<li><a href="#" class="mathquill-rendered-math" title="\xi" aria-label="\xi"><span style="line-height: 1.5em"><var>ξ</var></span></a></li>
<li><a href="#" class="mathquill-rendered-math" title="\pi" aria-label="\pi"><span style="line-height: 1.5em"><span
class="nonSymbola">π</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\rho"><span style="line-height: 1.5em"><var>ρ</var></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\rho" aria-label="\rho"><span style="line-height: 1.5em"><var>ρ</var></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\sigma"><span style="line-height: 1.5em"><var>σ</var></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\sigma" aria-label="\sigma"><span style="line-height: 1.5em"><var>σ</var></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\tau"><span style="line-height: 1.5em"><var>τ</var></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\tau" aria-label="\tau"><span style="line-height: 1.5em"><var>τ</var></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\upsilon"><span style="line-height: 1.5em"><var>υ</var></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\upsilon" aria-label="\upsilon"><span style="line-height: 1.5em"><var>υ</var></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\phi"><span style="line-height: 1.5em"><var>ϕ</var></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\phi" aria-label="\phi"><span style="line-height: 1.5em"><var>ϕ</var></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\chi"><span style="line-height: 1.5em"><var>χ</var></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\chi" aria-label="\chi"><span style="line-height: 1.5em"><var>χ</var></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\psi"><span style="line-height: 1.5em"><var>ψ</var></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\psi" aria-label="\psi"><span style="line-height: 1.5em"><var>ψ</var></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\omega"><span style="line-height: 1.5em"><var>ω</var></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\omega" aria-label="\omega"><span style="line-height: 1.5em"><var>ω</var></span></a>
</li>
<li class="mathquill-button-spacer"></li>
<li><a class="mathquill-rendered-math" title="\digamma"><span style="line-height: 1.5em"><var>ϝ</var></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\digamma" aria-label="\digamma"><span style="line-height: 1.5em"><var>ϝ</var></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\varepsilon"><span style="line-height: 1.5em"><var>ε</var></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\varepsilon" aria-label="\varepsilon"><span style="line-height: 1.5em"><var>ε</var></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\vartheta"><span
<li><a href="#" class="mathquill-rendered-math" title="\vartheta" aria-label="\vartheta"><span
style="line-height: 1.5em"><var>ϑ</var></span></a></li>
<li><a class="mathquill-rendered-math" title="\varkappa"><span
<li><a href="#" class="mathquill-rendered-math" title="\varkappa" aria-label="\varkappa"><span
style="line-height: 1.5em"><var>ϰ</var></span></a></li>
<li><a class="mathquill-rendered-math" title="\varpi"><span style="line-height: 1.5em"><var>ϖ</var></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\varpi" aria-label="\varpi"><span style="line-height: 1.5em"><var>ϖ</var></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\varrho"><span style="line-height: 1.5em"><var>ϱ</var></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\varrho" aria-label="\varrho"><span style="line-height: 1.5em"><var>ϱ</var></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\varsigma"><span
<li><a href="#" class="mathquill-rendered-math" title="\varsigma" aria-label="\varsigma"><span
style="line-height: 1.5em"><var>ς</var></span></a></li>
<li><a class="mathquill-rendered-math" title="\varphi"><span style="line-height: 1.5em"><var>φ</var></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\varphi" aria-label="\varphi"><span style="line-height: 1.5em"><var>φ</var></span></a>
</li>
<li class="mathquill-button-spacer"></li>
<li><a class="mathquill-rendered-math" title="\Gamma"><span style="line-height: 1.5em"><span>Γ</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\Gamma" aria-label="\Gamma"><span style="line-height: 1.5em"><span>Γ</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\Delta"><span style="line-height: 1.5em"><span>Δ</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\Delta" aria-label="\Delta"><span style="line-height: 1.5em"><span>Δ</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\Theta"><span style="line-height: 1.5em"><span>Θ</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\Theta" aria-label="\Theta"><span style="line-height: 1.5em"><span>Θ</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\Lambda"><span
<li><a href="#" class="mathquill-rendered-math" title="\Lambda" aria-label="\Lambda"><span
style="line-height: 1.5em"><span>Λ</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\Xi"><span style="line-height: 1.5em"><span>Ξ</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\Xi" aria-label="\Xi"><span style="line-height: 1.5em"><span>Ξ</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\Pi"><span style="line-height: 1.5em"><span>Π</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\Pi" aria-label="\Pi"><span style="line-height: 1.5em"><span>Π</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\Sigma"><span style="line-height: 1.5em"><span>Σ</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\Sigma" aria-label="\Sigma"><span style="line-height: 1.5em"><span>Σ</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\Upsilon"><span style="line-height: 1.5em"><var
<li><a href="#" class="mathquill-rendered-math" title="\Upsilon" aria-label="\Upsilon"><span style="line-height: 1.5em"><var
style="font-family: serif">ϒ</var></span></a></li>
<li><a class="mathquill-rendered-math" title="\Phi"><span style="line-height: 1.5em"><span>Φ</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\Phi" aria-label="\Phi"><span style="line-height: 1.5em"><span>Φ</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\Psi"><span style="line-height: 1.5em"><span>Ψ</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\Psi" aria-label="\Psi"><span style="line-height: 1.5em"><span>Ψ</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\Omega"><span style="line-height: 1.5em"><span>Ω</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\Omega" aria-label="\Omega"><span style="line-height: 1.5em"><span>Ω</span></span></a>
</li>
<li class="mathquill-button-spacer"></li>
</ul>
</div>
<div class="mathquill-tab-pane" id="operators_tab">
<div class="mathquill-tab-pane" id="operators_tab" role="tabpanel">
<ul>
<li><a class="mathquill-rendered-math" title="\wedge"><span style="line-height: 1.5em"><span>∧</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\wedge" aria-label="\wedge"><span style="line-height: 1.5em"><span>∧</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\vee"><span style="line-height: 1.5em"><span></span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\vee" aria-label="\vee"><span style="line-height: 1.5em"><span></span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\cup"><span style="line-height: 1.5em"><span></span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\cup" aria-label="\cup"><span style="line-height: 1.5em"><span></span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\cap"><span style="line-height: 1.5em"><span>∩</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\cap" aria-label="\cap"><span style="line-height: 1.5em"><span>∩</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\diamond"><span
<li><a href="#" class="mathquill-rendered-math" title="\diamond" aria-label="\diamond"><span
style="line-height: 1.5em"><span>◇</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\bigtriangleup"><span
<li><a href="#" class="mathquill-rendered-math" title="\bigtriangleup" aria-label="\bigtriangleup"><span
style="line-height: 1.5em"><span>△</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\ominus"><span
<li><a href="#" class="mathquill-rendered-math" title="\ominus" aria-label="\ominus"><span
style="line-height: 1.5em"><span>⊖</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\uplus"><span style="line-height: 1.5em"><span>⊎</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\uplus" aria-label="\uplus"><span style="line-height: 1.5em"><span>⊎</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\otimes"><span style="line-height: 1.5em"><span
<li><a href="#" class="mathquill-rendered-math" title="\otimes" aria-label="\otimes"><span style="line-height: 1.5em"><span
class="binary-operator">⊗</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\oplus"><span style="line-height: 1.5em"><span
<li><a href="#" class="mathquill-rendered-math" title="\oplus" aria-label="\oplus"><span style="line-height: 1.5em"><span
class="binary-operator">⊕</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\bigtriangledown"><span style="line-height: 1.5em"><span>▽</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\bigtriangledown" aria-label="\bigtriangledown"><span style="line-height: 1.5em"><span>▽</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\sqcap"><span style="line-height: 1.5em"><span>⊓</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\sqcap" aria-label="\sqcap"><span style="line-height: 1.5em"><span>⊓</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\triangleleft"><span
<li><a href="#" class="mathquill-rendered-math" title="\triangleleft" aria-label="\triangleleft"><span
style="line-height: 1.5em"><span>⊲</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\sqcup"><span style="line-height: 1.5em"><span>⊔</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\sqcup" aria-label="\sqcup"><span style="line-height: 1.5em"><span>⊔</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\triangleright"><span
<li><a href="#" class="mathquill-rendered-math" title="\triangleright" aria-label="\triangleright"><span
style="line-height: 1.5em"><span>⊳</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\odot"><span style="line-height: 1.5em"><span>⊙</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\odot" aria-label="\odot"><span style="line-height: 1.5em"><span>⊙</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\bigcirc"><span
<li><a href="#" class="mathquill-rendered-math" title="\bigcirc" aria-label="\bigcirc"><span
style="line-height: 1.5em"><span>◯</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\dagger"><span
<li><a href="#" class="mathquill-rendered-math" title="\dagger" aria-label="\dagger"><span
style="line-height: 1.5em"><span>†</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\ddagger"><span
<li><a href="#" class="mathquill-rendered-math" title="\ddagger" aria-label="\ddagger"><span
style="line-height: 1.5em"><span>‡</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\wr"><span style="line-height: 1.5em"><span>≀</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\wr" aria-label="\wr"><span style="line-height: 1.5em"><span>≀</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\amalg"><span style="line-height: 1.5em"><span>∐</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\amalg" aria-label="\amalg"><span style="line-height: 1.5em"><span>∐</span></span></a>
</li>
<li class="mathquill-button-spacer"></li>
</ul>
</div>
<div class="mathquill-tab-pane" id="relationships_tab">
<div class="mathquill-tab-pane" id="relationships_tab" role="tabpanel">
<ul>
<li><a class="mathquill-rendered-math" title="&lt;"><span style="line-height: 1.5em"><span
<li><a href="#" class="mathquill-rendered-math" title="&lt;" aria-label="&lt;"><span style="line-height: 1.5em"><span
class="binary-operator">&lt;</span></span></a></li>
<li><a class="mathquill-rendered-math" title="&gt;"><span style="line-height: 1.5em"><span
<li><a href="#" class="mathquill-rendered-math" title="&gt;" aria-label="&gt;"><span style="line-height: 1.5em"><span
class="binary-operator">&gt;</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\equiv"><span style="line-height: 1.5em"><span
<li><a href="#" class="mathquill-rendered-math" title="\equiv" aria-label="\equiv"><span style="line-height: 1.5em"><span
class="binary-operator">≡</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\cong"><span style="line-height: 1.5em"><span
<li><a href="#" class="mathquill-rendered-math" title="\cong" aria-label="\cong"><span style="line-height: 1.5em"><span
class="binary-operator">≅</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\sim"><span style="line-height: 1.5em"><span
<li><a href="#" class="mathquill-rendered-math" title="\sim" aria-label="\sim"><span style="line-height: 1.5em"><span
class="binary-operator"></span></span></a></li>
<li><a class="mathquill-rendered-math" title="\not\in"><span style="line-height: 1.5em"><span
<li><a href="#" class="mathquill-rendered-math" title="\not\in" aria-label="\not\in"><span style="line-height: 1.5em"><span
class="binary-operator">∉</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\ne"><span style="line-height: 1.5em"><span
<li><a href="#" class="mathquill-rendered-math" title="\ne" aria-label="\ne"><span style="line-height: 1.5em"><span
class="binary-operator">≠</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\propto"><span style="line-height: 1.5em"><span
<li><a href="#" class="mathquill-rendered-math" title="\propto" aria-label="\propto"><span style="line-height: 1.5em"><span
class="binary-operator">∝</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\approx"><span style="line-height: 1.5em"><span
<li><a href="#" class="mathquill-rendered-math" title="\approx" aria-label="\approx"><span style="line-height: 1.5em"><span
class="binary-operator">≈</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\le"><span style="line-height: 1.5em"><span
<li><a href="#" class="mathquill-rendered-math" title="\le" aria-label="\le"><span style="line-height: 1.5em"><span
class="binary-operator">≤</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\ge"><span style="line-height: 1.5em"><span
<li><a href="#" class="mathquill-rendered-math" title="\ge" aria-label="\ge"><span style="line-height: 1.5em"><span
class="binary-operator">≥</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\in"><span style="line-height: 1.5em"><span
<li><a href="#" class="mathquill-rendered-math" title="\in" aria-label="\in"><span style="line-height: 1.5em"><span
class="binary-operator">∈</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\ni"><span style="line-height: 1.5em"><span
<li><a href="#" class="mathquill-rendered-math" title="\ni" aria-label="\ni"><span style="line-height: 1.5em"><span
class="binary-operator">∋</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\not\ni"><span style="line-height: 1.5em"><span
<li><a href="#" class="mathquill-rendered-math" title="\not\ni" aria-label="\not\ni"><span style="line-height: 1.5em"><span
class="binary-operator">∌</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\subset"><span style="line-height: 1.5em"><span
<li><a href="#" class="mathquill-rendered-math" title="\subset" aria-label="\subset"><span style="line-height: 1.5em"><span
class="binary-operator">⊂</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\supset"><span style="line-height: 1.5em"><span
<li><a href="#" class="mathquill-rendered-math" title="\supset" aria-label="\supset"><span style="line-height: 1.5em"><span
class="binary-operator">⊃</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\not\subset"><span style="line-height: 1.5em"><span
<li><a href="#" class="mathquill-rendered-math" title="\not\subset" aria-label="\not\subset"><span style="line-height: 1.5em"><span
class="binary-operator">⊄</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\not\supset"><span style="line-height: 1.5em"><span
<li><a href="#" class="mathquill-rendered-math" title="\not\supset" aria-label="\not\supset"><span style="line-height: 1.5em"><span
class="binary-operator">⊅</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\subseteq"><span style="line-height: 1.5em"><span
<li><a href="#" class="mathquill-rendered-math" title="\subseteq" aria-label="\subseteq"><span style="line-height: 1.5em"><span
class="binary-operator">⊆</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\supseteq"><span style="line-height: 1.5em"><span
<li><a href="#" class="mathquill-rendered-math" title="\supseteq" aria-label="\supseteq"><span style="line-height: 1.5em"><span
class="binary-operator">⊇</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\not\subseteq"><span style="line-height: 1.5em"><span
<li><a href="#" class="mathquill-rendered-math" title="\not\subseteq" aria-label="\not\subseteq"><span style="line-height: 1.5em"><span
class="binary-operator">⊈</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\not\supseteq"><span style="line-height: 1.5em"><span
<li><a href="#" class="mathquill-rendered-math" title="\not\supseteq" aria-label="\not\supseteq"><span style="line-height: 1.5em"><span
class="binary-operator">⊉</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\models"><span
<li><a href="#" class="mathquill-rendered-math" title="\models" aria-label="\models"><span
style="line-height: 1.5em"><span>⊨</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\prec"><span style="line-height: 1.5em"><span>≺</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\prec" aria-label="\prec"><span style="line-height: 1.5em"><span>≺</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\succ"><span style="line-height: 1.5em"><span>≻</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\succ" aria-label="\succ"><span style="line-height: 1.5em"><span>≻</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\preceq"><span
<li><a href="#" class="mathquill-rendered-math" title="\preceq" aria-label="\preceq"><span
style="line-height: 1.5em"><span>≼</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\succeq"><span
<li><a href="#" class="mathquill-rendered-math" title="\succeq" aria-label="\succeq"><span
style="line-height: 1.5em"><span>≽</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\simeq"><span style="line-height: 1.5em"><span>≃</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\simeq" aria-label="\simeq"><span style="line-height: 1.5em"><span>≃</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\mid"><span style="line-height: 1.5em"><span></span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\mid" aria-label="\mid"><span style="line-height: 1.5em"><span></span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\ll"><span style="line-height: 1.5em"><span>≪</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\ll" aria-label="\ll"><span style="line-height: 1.5em"><span>≪</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\gg"><span style="line-height: 1.5em"><span>≫</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\gg" aria-label="\gg"><span style="line-height: 1.5em"><span>≫</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\parallel"><span style="line-height: 1.5em"><span>∥</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\parallel" aria-label="\parallel"><span style="line-height: 1.5em"><span>∥</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\bowtie"><span
<li><a href="#" class="mathquill-rendered-math" title="\bowtie" aria-label="\bowtie"><span
style="line-height: 1.5em"><span>⋈</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\sqsubset"><span style="line-height: 1.5em"><span>⊏</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\sqsubset" aria-label="\sqsubset"><span style="line-height: 1.5em"><span>⊏</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\sqsupset"><span style="line-height: 1.5em"><span>⊐</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\sqsupset" aria-label="\sqsupset"><span style="line-height: 1.5em"><span>⊐</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\smile"><span style="line-height: 1.5em"><span>⌣</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\smile" aria-label="\smile"><span style="line-height: 1.5em"><span>⌣</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\sqsubseteq"><span
<li><a href="#" class="mathquill-rendered-math" title="\sqsubseteq" aria-label="\sqsubseteq"><span
style="line-height: 1.5em"><span>⊑</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\sqsupseteq"><span
<li><a href="#" class="mathquill-rendered-math" title="\sqsupseteq" aria-label="\sqsupseteq"><span
style="line-height: 1.5em"><span>⊒</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\doteq"><span style="line-height: 1.5em"><span>≐</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\doteq" aria-label="\doteq"><span style="line-height: 1.5em"><span>≐</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\frown"><span style="line-height: 1.5em"><span>⌢</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\frown" aria-label="\frown"><span style="line-height: 1.5em"><span>⌢</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\vdash"><span style="line-height: 1.5em"><span>⊦</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\vdash" aria-label="\vdash"><span style="line-height: 1.5em"><span>⊦</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\dashv"><span style="line-height: 1.5em"><span>⊣</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\dashv" aria-label="\dashv"><span style="line-height: 1.5em"><span>⊣</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\exists"><span
<li><a href="#" class="mathquill-rendered-math" title="\exists" aria-label="\exists"><span
style="line-height: 1.5em"><span>∃</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\varnothing"><span style="line-height: 1.5em"><span
<li><a href="#" class="mathquill-rendered-math" title="\varnothing" aria-label="\varnothing"><span style="line-height: 1.5em"><span
class="binary-operator">∅</span></span></a></li>
<li class="mathquill-button-spacer"></li>
</ul>
</div>
<div class="mathquill-tab-pane" id="arrows_tab">
<div class="mathquill-tab-pane" id="arrows_tab" role="tabpanel">
<ul>
<li><a class="mathquill-rendered-math" title="\longleftarrow"><span
<li><a href="#" class="mathquill-rendered-math" title="\longleftarrow" aria-label="\longleftarrow"><span
style="line-height: 1.5em"><span>←</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\longrightarrow"><span
<li><a href="#" class="mathquill-rendered-math" title="\longrightarrow" aria-label="\longrightarrow"><span
style="line-height: 1.5em"><span>→</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\Longleftarrow"><span
<li><a href="#" class="mathquill-rendered-math" title="\Longleftarrow" aria-label="\Longleftarrow"><span
style="line-height: 1.5em"><span>⇐</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\Longrightarrow"><span
<li><a href="#" class="mathquill-rendered-math" title="\Longrightarrow" aria-label="\Longrightarrow"><span
style="line-height: 1.5em"><span>⇒</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\longleftrightarrow"><span
<li><a href="#" class="mathquill-rendered-math" title="\longleftrightarrow" aria-label="\longleftrightarrow"><span
style="line-height: 1.5em"><span>↔</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\updownarrow"><span
<li><a href="#" class="mathquill-rendered-math" title="\updownarrow" aria-label="\updownarrow"><span
style="line-height: 1.5em"><span>↕</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\Longleftrightarrow"><span
<li><a href="#" class="mathquill-rendered-math" title="\Longleftrightarrow" aria-label="\Longleftrightarrow"><span
style="line-height: 1.5em"><span>⇔</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\Updownarrow"><span
<li><a href="#" class="mathquill-rendered-math" title="\Updownarrow" aria-label="\Updownarrow"><span
style="line-height: 1.5em"><span>⇕</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\mapsto"><span
<li><a href="#" class="mathquill-rendered-math" title="\mapsto" aria-label="\mapsto"><span
style="line-height: 1.5em"><span>↦</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\nearrow"><span
<li><a href="#" class="mathquill-rendered-math" title="\nearrow" aria-label="\nearrow"><span
style="line-height: 1.5em"><span>↗</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\hookleftarrow"><span
<li><a href="#" class="mathquill-rendered-math" title="\hookleftarrow" aria-label="\hookleftarrow"><span
style="line-height: 1.5em"><span>↩</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\hookrightarrow"><span
<li><a href="#" class="mathquill-rendered-math" title="\hookrightarrow" aria-label="\hookrightarrow"><span
style="line-height: 1.5em"><span>↪</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\searrow"><span
<li><a href="#" class="mathquill-rendered-math" title="\searrow" aria-label="\searrow"><span
style="line-height: 1.5em"><span>↘</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\leftharpoonup"><span
<li><a href="#" class="mathquill-rendered-math" title="\leftharpoonup" aria-label="\leftharpoonup"><span
style="line-height: 1.5em"><span>↼</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\rightharpoonup"><span
<li><a href="#" class="mathquill-rendered-math" title="\rightharpoonup" aria-label="\rightharpoonup"><span
style="line-height: 1.5em"><span>⇀</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\swarrow"><span
<li><a href="#" class="mathquill-rendered-math" title="\swarrow" aria-label="\swarrow"><span
style="line-height: 1.5em"><span>↙</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\leftharpoondown"><span style="line-height: 1.5em"><span>↽</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\leftharpoondown" aria-label="\leftharpoondown"><span style="line-height: 1.5em"><span>↽</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\rightharpoondown"><span style="line-height: 1.5em"><span>⇁</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\rightharpoondown" aria-label="\rightharpoondown"><span style="line-height: 1.5em"><span>⇁</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\nwarrow"><span
<li><a href="#" class="mathquill-rendered-math" title="\nwarrow" aria-label="\nwarrow"><span
style="line-height: 1.5em"><span>↖</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\downarrow"><span style="line-height: 1.5em"><span>↓</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\downarrow" aria-label="\downarrow"><span style="line-height: 1.5em"><span>↓</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\Downarrow"><span style="line-height: 1.5em"><span>⇓</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\Downarrow" aria-label="\Downarrow"><span style="line-height: 1.5em"><span>⇓</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\uparrow"><span
<li><a href="#" class="mathquill-rendered-math" title="\uparrow" aria-label="\uparrow"><span
style="line-height: 1.5em"><span>↑</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\Uparrow"><span
<li><a href="#" class="mathquill-rendered-math" title="\Uparrow" aria-label="\Uparrow"><span
style="line-height: 1.5em"><span>⇑</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\rightarrow"><span
<li><a href="#" class="mathquill-rendered-math" title="\rightarrow" aria-label="\rightarrow"><span
style="line-height: 1.5em"><span>→</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\Rightarrow"><span
<li><a href="#" class="mathquill-rendered-math" title="\Rightarrow" aria-label="\Rightarrow"><span
style="line-height: 1.5em"><span>⇒</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\leftarrow"><span style="line-height: 1.5em"><span>←</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\leftarrow" aria-label="\leftarrow"><span style="line-height: 1.5em"><span>←</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\Leftarrow"><span style="line-height: 1.5em"><span>⇐</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\Leftarrow" aria-label="\Leftarrow"><span style="line-height: 1.5em"><span>⇐</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\leftrightarrow"><span
<li><a href="#" class="mathquill-rendered-math" title="\leftrightarrow" aria-label="\leftrightarrow"><span
style="line-height: 1.5em"><span>↔</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\Leftrightarrow"><span
<li><a href="#" class="mathquill-rendered-math" title="\Leftrightarrow" aria-label="\Leftrightarrow"><span
style="line-height: 1.5em"><span>⇔</span></span></a></li>
<li class="mathquill-button-spacer"></li>
</ul>
</div>
<div class="mathquill-tab-pane" id="delimiters_tab">
<div class="mathquill-tab-pane" id="delimiters_tab" role="tabpanel">
<ul>
<li><a class="mathquill-rendered-math" title="\lfloor"><span
<li><a href="#" class="mathquill-rendered-math" title="\lfloor" aria-label="\lfloor"><span
style="line-height: 1.5em"><span>⌊</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\rfloor"><span
<li><a href="#" class="mathquill-rendered-math" title="\rfloor" aria-label="\rfloor"><span
style="line-height: 1.5em"><span>⌋</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\lceil"><span style="line-height: 1.5em"><span>⌈</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\lceil" aria-label="\lceil"><span style="line-height: 1.5em"><span>⌈</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\rceil"><span style="line-height: 1.5em"><span>⌉</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\rceil" aria-label="\rceil"><span style="line-height: 1.5em"><span>⌉</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\unicode{47}"><span style="line-height: 1.5em"><span>/</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\unicode{47}" aria-label="\unicode{47}"><span style="line-height: 1.5em"><span>/</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\{"><span
<li><a href="#" class="mathquill-rendered-math" title="\{" aria-label="\{"><span
style="line-height: 1.5em"><span>{</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\}"><span style="line-height: 1.5em"><span>}</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\}" aria-label="\}"><span style="line-height: 1.5em"><span>}</span></span></a>
</li>
<li class="mathquill-button-spacer"></li>
</ul>
</div>
<div class="mathquill-tab-pane" id="misc_tab">
<div class="mathquill-tab-pane" id="misc_tab" role="tabpanel">
<ul>
<li><a class="mathquill-rendered-math" title="\forall"><span
<li><a href="#" class="mathquill-rendered-math" title="\forall" aria-label="\forall"><span
style="line-height: 1.5em"><span>∀</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\ldots"><span style="line-height: 1.5em"><span>…</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\ldots" aria-label="\ldots"><span style="line-height: 1.5em"><span>…</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\cdots"><span style="line-height: 1.5em"><span>⋯</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\cdots" aria-label="\cdots"><span style="line-height: 1.5em"><span>⋯</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\vdots"><span style="line-height: 1.5em"><span>⋮</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\vdots" aria-label="\vdots"><span style="line-height: 1.5em"><span>⋮</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\unicode{8944}"><span style="line-height: 1.5em"><span>⋰</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\unicode{8944}" aria-label="\unicode{8944}"><span style="line-height: 1.5em"><span>⋰</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\surd"><span style="line-height: 1.5em"><span>√</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\surd" aria-label="\surd"><span style="line-height: 1.5em"><span>√</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\triangle"><span style="line-height: 1.5em"><span>▵</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\triangle" aria-label="\triangle"><span style="line-height: 1.5em"><span>▵</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\ell"><span style="line-height: 1.5em"><span></span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\ell" aria-label="\ell"><span style="line-height: 1.5em"><span></span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\top"><span style="line-height: 1.5em"><span></span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\top" aria-label="\top"><span style="line-height: 1.5em"><span></span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\flat"><span style="line-height: 1.5em"><span>♭</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\flat" aria-label="\flat"><span style="line-height: 1.5em"><span>♭</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\natural"><span
<li><a href="#" class="mathquill-rendered-math" title="\natural" aria-label="\natural"><span
style="line-height: 1.5em"><span>♮</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\sharp"><span style="line-height: 1.5em"><span>♯</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\sharp" aria-label="\sharp"><span style="line-height: 1.5em"><span>♯</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\wp"><span style="line-height: 1.5em"><span>℘</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\wp" aria-label="\wp"><span style="line-height: 1.5em"><span>℘</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\bot"><span style="line-height: 1.5em"><span>⊥</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\bot" aria-label="\bot"><span style="line-height: 1.5em"><span>⊥</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\clubsuit"><span style="line-height: 1.5em"><span>♣</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\clubsuit" aria-label="\clubsuit"><span style="line-height: 1.5em"><span>♣</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\diamondsuit"><span
<li><a href="#" class="mathquill-rendered-math" title="\diamondsuit" aria-label="\diamondsuit"><span
style="line-height: 1.5em"><span>♢</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\heartsuit"><span style="line-height: 1.5em"><span>♡</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\heartsuit" aria-label="\heartsuit"><span style="line-height: 1.5em"><span>♡</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\spadesuit"><span style="line-height: 1.5em"><span>♠</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\spadesuit" aria-label="\spadesuit"><span style="line-height: 1.5em"><span>♠</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\unicode{94}"><span style="line-height: 1.5em"><span>^</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\unicode{94}" aria-label="\unicode{94}"><span style="line-height: 1.5em"><span>^</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\unicode{95}"><span
<li><a href="#" class="mathquill-rendered-math" title="\unicode{95}" aria-label="\unicode{95}"><span
style="line-height: 1.5em"><span>_</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\backslash"><span style="line-height: 1.5em"><span>\</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\backslash" aria-label="\backslash"><span style="line-height: 1.5em"><span>\</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\vert"><span style="line-height: 1.5em"><span>|</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\vert" aria-label="\vert"><span style="line-height: 1.5em"><span>|</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\perp"><span style="line-height: 1.5em"><span>⊥</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\perp" aria-label="\perp"><span style="line-height: 1.5em"><span>⊥</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\nabla"><span style="line-height: 1.5em"><span>∇</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\nabla" aria-label="\nabla"><span style="line-height: 1.5em"><span>∇</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\hbar"><span style="line-height: 1.5em"><span>ℏ</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\hbar" aria-label="\hbar"><span style="line-height: 1.5em"><span>ℏ</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\unicode{8491}"><span style="line-height: 1.5em"><span>Å</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\unicode{8491}" aria-label="\unicode{8491}"><span style="line-height: 1.5em"><span>Å</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\circ"><span style="line-height: 1.5em"><span>∘</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\circ" aria-label="\circ"><span style="line-height: 1.5em"><span>∘</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\bullet"><span
<li><a href="#" class="mathquill-rendered-math" title="\bullet" aria-label="\bullet"><span
style="line-height: 1.5em"><span>•</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\setminus"><span style="line-height: 1.5em"><span></span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\setminus" aria-label="\setminus"><span style="line-height: 1.5em"><span></span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\neg"><span style="line-height: 1.5em"><span>¬</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\neg" aria-label="\neg"><span style="line-height: 1.5em"><span>¬</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\dots"><span style="line-height: 1.5em"><span>…</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\dots" aria-label="\dots"><span style="line-height: 1.5em"><span>…</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\Re"><span style="line-height: 1.5em"><span></span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\Re" aria-label="\Re"><span style="line-height: 1.5em"><span></span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\Im"><span style="line-height: 1.5em"><span></span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\Im" aria-label="\Im"><span style="line-height: 1.5em"><span></span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\partial"><span
<li><a href="#" class="mathquill-rendered-math" title="\partial" aria-label="\partial"><span
style="line-height: 1.5em"><span>∂</span></span></a></li>
<li><a class="mathquill-rendered-math" title="\infty"><span style="line-height: 1.5em"><span>∞</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\infty" aria-label="\infty"><span style="line-height: 1.5em"><span>∞</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\aleph"><span style="line-height: 1.5em"><span>ℵ</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\aleph" aria-label="\aleph"><span style="line-height: 1.5em"><span>ℵ</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="^\circ"><span style="line-height: 1.5em"><span>°</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="^\circ" aria-label="^\circ"><span style="line-height: 1.5em"><span>°</span></span></a>
</li>
<li><a class="mathquill-rendered-math" title="\angle"><span style="line-height: 1.5em"><span>∠</span></span></a>
<li><a href="#" class="mathquill-rendered-math" title="\angle" aria-label="\angle"><span style="line-height: 1.5em"><span>∠</span></span></a>
</li>
<li class="mathquill-button-spacer"></li>
</ul>

View File

@ -594,25 +594,51 @@ define([
var tabs = [];
var panes = [];
$.each(button_tabs, function(index, tab){
tabs.push('<li><a href="#' + tab.name + '_tab"><span class="mathquill-rendered-math">' + tab.example + '</span>' + tab.name + '</a></li>');
tabs.push(
'<li><a href="#' + tab.name + '_tab" role="tab" tabindex="-1" aria-controls="' + tab.name + '_tab">'
+ ' <span class="mathquill-rendered-math">' + tab.example + '</span>' + tab.name + '</a></li>'
);
var buttons = [];
$.each(tab.button_groups, function(index, group) {
$.each(group, function(index, cmd) {
var obj = new LatexCmds[cmd](undefined, cmd);
buttons.push('<li><a class="mathquill-rendered-math" title="' + (cmd.match(/^[a-z]+$/i) ? '\\' + cmd : cmd) + '">' +
buttons.push('<li><a class="mathquill-rendered-math" href="#" title="' + (cmd.match(/^[a-z]+$/i) ? '\\' + cmd : cmd) + '">' +
(html_template_overrides[cmd] ? html_template_overrides[cmd] : '<span style="line-height: 1.5em">' + obj.html_template.join('') + '</span>') +
'</a></li>');
});
buttons.push('<li class="mathquill-button-spacer"></li>');
});
panes.push('<div class="mathquill-tab-pane" id="' + tab.name + '_tab"><ul>' + buttons.join('') + '</ul></div>');
panes.push('<div class="mathquill-tab-pane" id="' + tab.name + '_tab" role="tabpanel"><ul>' + buttons.join('') + '</ul></div>');
});
root.toolbar = $('#mathquill-view .mathquill-toolbar').html('<ul class="mathquill-tab-bar">' + tabs.join('') + '</ul><div class="mathquill-toolbar-panes">' + panes.join('') + '</div>');
$('#mathquill-view .mathquill-tab-bar li a').click(function() {
$('#mathquill-view .mathquill-tab-bar li').removeClass('mathquill-tab-selected');
root.toolbar = $('#mathquill-view .mathquill-toolbar').html('<ul class="mathquill-tab-bar" role="tablist">' + tabs.join('') + '</ul><div class="mathquill-toolbar-panes">' + panes.join('') + '</div>');
$('#mathquill-view .mathquill-tab-bar li a').click(function(e) {
e.preventDefault();
$('#mathquill-view .mathquill-tab-bar li').removeClass('mathquill-tab-selected')
.find('a').attr('tabindex', '-1').attr('aria-selected', 'false');
$('#mathquill-view .mathquill-tab-pane').removeClass('mathquill-tab-pane-selected');
$(this).parent().addClass('mathquill-tab-selected');
$(this).attr('tabindex', '0').attr('aria-selected', 'true').focus()
.parent().addClass('mathquill-tab-selected');
$(this.href.replace(/.*#/, '#')).addClass('mathquill-tab-pane-selected');
}).keydown(function (e) {
var direction, listIndex, $tabLinks;
switch (e.keyCode) {
case 37:
direction = 'l';
break;
case 39:
direction = 'r';
break;
default:
return true;
}
e.preventDefault();
$tabLinks = $('#mathquill-view .mathquill-tab-bar li a');
listIndex = $tabLinks.index(this);
if (listIndex === $tabLinks.length-1 && direction === 'r') {
listIndex = -1;
}
(direction === 'r') ? listIndex++ : listIndex--;
$($tabLinks.get(listIndex)).focus().click();
});
$('#mathquill-view .mathquill-tab-bar li:first-child a').click();
$('#mathquill-view a.mathquill-rendered-math').mousedown(function(e) {