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appendixf-d.html
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<!DOCTYPE HTML>
<html lang="en">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>Changes</title>
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<style type="text/css">
/** Table of Contents taken from html 5.2 spec
stop flicker in toc **/
.toc a {
/* More spacing; use padding to make it part of the click target. */
padding-top: 0.1rem;
/* Larger, more consistently-sized click target */
display: block;
/* Reverse color scheme */
color: black;
border-color: #3980B5;
border-bottom-width: 3px !important;
margin-bottom: 0px !important;
}
.egmeta {
color:#5555AA;font-style:italic;font-family:serif;font-weight:bold;
}
div.graphic{margin-left:2em}
table.syntax {
font-size: 75%;
background-color: #DDDDDD;
border: thin solid;
}
table.syntax td {
border: solid thin;
}
table.syntax th {
text-align: left;
}
table.attributes td { padding-left:0.5em; padding-right:0.5em; border: solid thin; }
table.attributes td.attname { white-space:nowrap; vertical-align:top;}
table.attributes td.attdesc { background-color:#F0F0FF; padding-left:2em; padding-right:2em}
th.uname {font-size: 50%; text-align:left;}
code { font-family: monospace; }
div.constraint,
div.issue,
div.note,
div.notice { margin-left: 2em; }
li p { margin-top: 0.3em;
margin-bottom: 0.3em; }
div.exampleInner pre { margin-left: 1em;
margin-top: 0em; margin-bottom: 0em}
div.exampleOuter {border: 4px double gray;
margin: 0em; padding: 0em}
div.exampleInner { background-color: #d5dee3;
border-top-width: 4px;
border-top-style: double;
border-top-color: #d3d3d3;
border-bottom-width: 4px;
border-bottom-style: double;
border-bottom-color: #d3d3d3;
padding: 4px; margin: 0em }
div.exampleWrapper { margin: 4px }
div.exampleHeader { font-weight: bold;
margin: 4px}
a.mainindex {font-weight: bold;}
li.sitem {list-style-type: none;}
.error { color: red }
div.mathml-example {border:solid thin black;
padding: 0.5em;
margin: 0.5em 0 0.5em 0;
}
div.strict-mathml-example {border:solid thin black;
padding: 0.5em;
margin: 0.5em 0 0.5em 0;
}
div.strict-mathml-example h5 {
margin-top: -0.3em;
margin-bottom: -0.5em;}
var.meta {background-color:green}
var.transmeta {background-color:red}
pre.mathml {padding: 0.5em;
background-color: #FFFFDD;}
pre.mathml-fragment {padding: 0.5em;
background-color: #FFFFDD;}
pre.strict-mathml {padding: 0.5em;
background-color: #FFFFDD;}
span.uname {color:#999900;font-size:75%;font-family:sans-serif;}
.minitoc { border-style: solid;
border-color: #0050B2;
border-width: 1px ;
padding: 0.3em;}
.attention { border-style: solid;
border-width: 1px ;
color: #5D0091;
background: #F9F5DE;
border-color: red;
margin-left: 1em;
margin-right: 1em;
margin-top: 0.25em;
margin-bottom: 0.25em; }
.attribute-Name { background: #F9F5C0; }
.method-Name { background: #C0C0F9; }
.IDL-definition { border-style: solid;
border-width: 1px ;
color: #001000;
background: #E0FFE0;
border-color: #206020;
margin-left: 1em;
margin-right: 1em;
margin-top: 0.25em;
margin-bottom: 0.25em; }
.baseline {vertical-align: baseline}
#eqnoc1 {width: 10%}
#eqnoc2 {width: 80%; text-align: center; }
#eqnoc3 {width: 10%; text-align: right; }
div.div1 {margin-bottom: 1em;}
.h3style {
text-align: left;
font-family: sans-serif;
font-weight: normal;
color: #0050B2;
font-size: 125%;
}
h4 { text-align: left;
font-family: sans-serif;
font-weight: normal;
color: #0050B2; }
h5 { text-align: left;
font-family: sans-serif;
font-weight: bold;
color: #0050B2; }
th {background: #E0FFE0;}
p, blockquote, h4 { font-family: sans-serif; }
dt, dd, dl, ul, li { font-family: sans-serif; }
pre, code { font-family: monospace }
a.termref {
text-decoration: none;
color: black;
}
sub.diff-link {background-color: black; color: white; font-family:
sans-serif; font-weight: bold;}
.diff-add { background-color: #FFFF99}
.diff-del { background-color: #FF9999; text-decoration: line-through }
.diff-chg { background-color: #99FF99 }
.diff-off { }
.mathml-render {
font-family: serif;
font-size: 130%;
border: solid 4px green;
padding-left: 1em;
padding-right: 1em;
}
</style>
<link rel="stylesheet" type="text/css" href="https://www.w3.org/StyleSheets/TR/2016/W3C-ED.css"><script src="//www.w3.org/scripts/TR/2016/fixup.js"> </script></head>
<body>
<h1><a id="changes"></a>F Changes (Non-Normative)</h1>
<!-- TOP NAVIGATION BAR -->
<nav id="toc">
<ol class="toc">
<li><a href="Overview-d.html"><span class="secno"></span> Mathematical Markup Language (MathML) Version 4.0</a></li>
<li><a href="appendixe-d.html"><span class="secno">E </span> Working Group Membership and Acknowledgments</a></li>
<li><a href="appendixg-d.html"><span class="secno">G </span> Normative References</a></li>
<li><a href="appendixf-d.html"><span class="secno">F </span> Changes (Non-Normative)</a>
<ol class="toc">
<li><a href="appendixf-d.html#changes.mathml4.0-mathml3.02e"><span class="secno">F.1 </span> Changes between MathML 3.0 Second Edition and MathML 4.0</a>
</li>
<li><a href="appendixf-d.html#changes.mathml3.02e-3.0"><span class="secno">F.2 </span> Changes between MathML 3.0 First Edition and Second Edition</a>
</li>
<li><a href="appendixf-d.html#changes.mathml2.0e-3.0"><span class="secno">F.3 </span> Changes between MathML 2.0 Second Edition and MathML 3.0</a>
</li>
</ol>
</li>
</ol>
</nav>
<div class="div1">
<div class="div2">
<h2><a id="changes.mathml4.0-mathml3.02e"></a>F.1 Changes between MathML 3.0 Second Edition and MathML 4.0</h2>
<ul>
<li>
<p>Changes to the Frontmatter</p>
<ul>
<li id="d7e27701">
<p>Changes to the references to match new W3C specification rules,
and to use the new W3C CSS formatting style, most notably affecting the table of contents
styling.</p>
</li>
<li id="d7e27703">
<p>Update the <a href="Overview-d.html#status"><b>Status</b></a>, in particular using <code>https</code> and referencing the GitHub Issues page as required for current
W3C publications.</p>
</li>
</ul>
</li>
<li>
<p>Changes to <a href="chapter2-d.html">Chapter 2 MathML Fundamentals</a></p>
<ul>
<li id="d7e27715">
<p>Clarify the description of <code>%</code> in <a href="chapter2-d.html#fund.units">Section 2.1.5.2 Length Valued Attributes</a></p>
</li>
</ul>
</li>
<li>
<p>Changes to <a href="chapter3-d.html">Chapter 3 Presentation Markup</a></p>
<ul>
<li id="d7e27726">
<p>Separate the the examples in <a href="chapter3-d.html#presm.mi.examples">Section 3.2.3.3 Examples</a> and <a href="chapter3-d.html#presm.mn.examples">Section 3.2.4.3 Examples</a> to improve their appearance when rendered.</p>
</li>
<li id="d7e27733">
<p>Clarify that negative numbers should be marked up with an explicit <code>mo</code> operator in <a href="chapter3-d.html#presm.not.single.mn">Section 3.2.4.4 Numbers that should not be written
using <code><mn></code> alone</a>.</p>
</li>
<li id="d7e27740">
<p>Correct the long division notation names in <a href="chapter3-d.html#presm.mlongdiv.attrs">Section 3.6.2.2 Attributes</a>.</p>
</li>
<li id="d7e27745">
<p>Clarify that the horizontal alignment of scripts in <a href="chapter3-d.html#presm.mmultiscripts">Section 3.4.7 Prescripts and Tensor Indices
<code><mmultiscripts></code>,
<code><mprescripts/></code>,
<code><none/></code></a> is towards the base, and add a new example.</p>
</li>
</ul>
</li>
<li>
<p>Changes to <a href="chapter4-d.html">Chapter 4 Content Markup</a></p>
<ul>
<li id="d7e27755">
<p>Correct examples in <a href="chapter4-d.html#contm.share">Section 4.2.7.1 The <code>share</code> element</a>, <a href="chapter4-d.html#contm.acyclicity">Section 4.2.7.2 An Acyclicity Constraint</a>, <a href="chapter4-d.html#contm.share.binding">Section 4.2.7.3 Structure Sharing and Binding</a>, <a href="chapter4-d.html#contm.rendering.share">Section 4.2.7.4 Rendering Expressions with Structure Sharing</a> to use <code>src</code> (to match the normative schema) not <code>href</code>. The previous examples were also valid, as <code>href</code> is a common presentational attribute allowed on all elements.</p>
</li>
</ul>
</li>
<li>
<p>Changes to <a href="chapter5-d.html">Chapter 5 Mixing Markup Languages for Mathematical Expressions</a></p>
<ul>
<li id="d7e27778">
<p>Fix grammatical and spelling typos in <a href="chapter5-d.html#html-xml1">note</a> and <a href="chapter5-d.html#mixing.annotation.keys">Section 5.1.2 Annotation keys</a>.</p>
</li>
</ul>
</li>
</ul>
</div>
<div class="div2">
<h2><a id="changes.mathml3.02e-3.0"></a>F.2 Changes between MathML 3.0 First Edition and Second Edition</h2>
<ul>
<li>
<p>Changes to the Frontmatter</p>
<ul>
<li>
<p>Changes to <a href="Overview-d.html#authors"><b>Editors and Authors</b></a> to acknowlege the death of Robert Miner.</p>
</li>
<li>
<p>Changes to <a href="Overview-d.html#abstract"><b>Abstract</b></a> to highlight MathML may be used in HTML as well as XML.</p>
</li>
<li>
<p>Update the <a href="Overview-d.html#status"><b>Status</b></a>.</p>
</li>
</ul>
</li>
<li>
<p>Changes to the <a href="chapter1-d.html">Chapter 1 Introduction</a></p>
<ul>
<li>
<p>Changes to <a href="chapter1-d.html#intro.overview">Section 1.3 Overview</a> to highlight MathML may be used in HTML as well as XML.</p>
</li>
</ul>
</li>
<li>
<p>Changes to the <a href="chapter2-d.html">Chapter 2 MathML Fundamentals</a></p>
<ul>
<li>
<p>Changes to <a href="chapter2-d.html#fund.xmlgeneral">Section 2.1.1 General Considerations</a> to highlight MathML may be used in HTML as well as XML.</p>
</li>
<li>
<p>Add element markup to heading in <a href="chapter2-d.html#interf.toplevel">Section 2.2 The Top-Level
<code><math></code> Element</a>.</p>
</li>
<li>
<p>Changes to <a href="chapter2-d.html#interf.namespace">Section 2.1.2 MathML and Namespaces</a> the <code>xmlns</code> syntax for namespaces only applies to the XML serialisation.</p>
</li>
<li>
<p>Changes to <a href="chapter2-d.html#fund.units">Section 2.1.5.2 Length Valued Attributes</a> to clarify that values specified with a <code>%</code> or no unit are multiples of a <em>reference</em> value, which may differ from the <em>default</em> value used when the value is not specified.</p>
</li>
<li id="chg3e.attval">
<p>Changes to <a href="chapter2-d.html#type.namedspace"><em>namedspace</em></a> in <a href="chapter2-d.html#fund.units">Section 2.1.5.2 Length Valued Attributes</a> some attribute values such as "thinmathspace" were marked up as attribute <em>names</em>. (This affected formatting and also the index <a href="appendixi-d.html#index.att">Section I.2 MathML Attributes</a>).</p>
</li>
<li>
<p>Additional paragraph describing global document property defaults in <a href="chapter2-d.html#fund.defaults">Section 2.1.5.4 Default values of attributes</a></p>
</li>
</ul>
</li>
<li>
<p>Changes to the <a href="chapter3-d.html">Chapter 3 Presentation Markup</a></p>
<ul>
<li>
<p>Refer to "characters" rather than "MathML Characters" in <a href="chapter3-d.html#presm.intro">Section 3.1 Introduction</a>.</p>
</li>
<li>
<p>Delete the note about bidi in HTML in <a href="chapter3-d.html#presm.bidi.token">Section 3.1.5.2 Bidirectional Layout in Token Elements</a> (As there are proposals to change the HTML behavior).</p>
</li>
<li>
<p>Corrected mistaken refererence to <code>mtext</code>, replaced by reference to <code>mo</code> in <a href="chapter3-d.html#presm.warnspacing">Section 3.1.8.2 Warning: spacing should not be used to convey meaning</a></p>
</li>
<li>
<p>Refer to HTML rather than XHTML in <a href="chapter3-d.html#presm.presatt">Section 3.1.10 Mathematics style attributes common to presentation elements</a></p>
</li>
<li>
<p>Modify heading of <a href="chapter3-d.html#presm.tokenchars">Section 3.2.1
Token Element Content Characters, <code><mglyph/></code></a>.</p>
</li>
<li>
<p>Note in <a href="chapter3-d.html#presm.mglyph">Section 3.2.1.2 Using images to represent
symbols <code><mglyph/></code></a> that the requirement to use <code>src</code> and <code>alt</code> is not enforced by the schema.</p>
</li>
<li>
<p>New section <a href="chapter3-d.html#presm.html.insertion">Section 3.2.2.2 Embedding HTML in MathML</a> detailing the use of HTML elements on MathML token elements</p>
</li>
<li>
<p>Use U+2026 rather than <code>. . .</code> in the example in <a href="chapter3-d.html#presm.mi">Section 3.2.3 Identifier <code><mi></code></a>.</p>
</li>
<li>
<p>Use percentage lengths rather than unitless lengths in examples in <a href="chapter3-d.html#presm.op.stretch">Section 3.2.5.8 Stretching of operators, fences and accents</a>
and <a href="chapter3-d.html#presm.mfrac">Section 3.3.2 Fractions <code><mfrac></code></a></p>
</li>
<li>
<p>Reference the Arabic Mathematical Symbols block in describing <code>mathvariant</code> in <a href="chapter3-d.html#presm.commatt">Section 3.2.2 Mathematics style attributes common to token elements</a>.</p>
</li>
<li>
<p>Do not specify that Math defaults may be set by using attributes in the MathML Namespace
on the containing document, leave the mechanism open. <a href="chapter3-d.html#presm.mo">Section 3.2.5 Operator, Fence, Separator or Accent
<code><mo></code></a></p>
</li>
<li>
<p>Changes to <a href="chapter3-d.html#presm.mo.attrs">Section 3.2.5.2 Attributes</a> to clarify defaults may be specified in any containing document.</p>
</li>
<li>
<p>Changes to <a href="chapter3-d.html#presm.mo.dict.attrs">Section 3.2.5.2.1 Dictionary-based attributes</a> to clarify the interpretation of <code>maxsize</code>, <code>minsize</code> and <code>symmetric</code> values.</p>
</li>
<li>
<p>Changes to <a href="chapter3-d.html#presm.lbindent.attrs">Section 3.2.5.2.3 Indentation attributes</a> to clarify behaviour if <code>indenttarget</code> results in an unachievable alignment specification.</p>
</li>
<li>
<p>Changes to the examples in <a href="chapter3-d.html#presm.invisibleops">Section 3.2.5.5 Invisible operators</a> so that each example is rendered as a separate <code>math</code> expression.</p>
</li>
<li>
<p>Suggest CSS Counters as a possible mechanism for equation numbering in <a href="chapter3-d.html#presm.mlabeledtr">Section 3.5.3 Labeled Row in Table or Matrix
<code><mlabeledtr></code></a></p>
</li>
<li>
<p>Minor improvements to the markup in <a href="chapter3-d.html#presm.mstyle">Section 3.3.4 Style Change <code><mstyle></code></a>.</p>
</li>
<li>
<p>Minor improvements to the markup in <a href="chapter3-d.html#presm.menclose">Section 3.3.9 Enclose Expression Inside Notation
<code><menclose></code></a>.</p>
</li>
<li>
<p>Changes to the attribute table <a href="chapter3-d.html#presm.mpaddedatt">Section 3.3.6.2 Attributes</a> To clarify that unitless lengths are allowed on <code>mpadded</code>, meaning, as usual, a multiplier of the stated default. Note that this change also
affects the <code>mpadded-length</code> grammar uin the extracted schema.</p>
</li>
<li>
<p>Explictly list mprescripts and none in heading for <a href="chapter3-d.html#presm.mmultiscripts">Section 3.4.7 Prescripts and Tensor Indices
<code><mmultiscripts></code>,
<code><mprescripts/></code>,
<code><none/></code></a>.</p>
</li>
<li>
<p>Changes to <a href="chapter3-d.html#presm.mtable.attrs">Section 3.5.1.2 Attributes</a> to clarify that <code>displaystyle</code> defaults to "false" and to clarify the wording describing percentage values for <code>width</code>.</p>
</li>
<li>
<p>Minor improvements to the markup in <a href="chapter3-d.html#presm.mstack">Section 3.6.1 Stacks of Characters <code><mstack></code></a>.</p>
</li>
<li>
<p>Editorial improvements to <a href="chapter3-d.html#presm.addsub">Section 3.6.8.1 Addition and Subtraction</a>.</p>
</li>
<li>
<p>Modify the markup in the examples in <a href="chapter3-d.html#presm.repeatdec">Section 3.6.8.4 Repeating decimal</a> so that MathML renderings are shown in some versions of this specification.</p>
</li>
<li>
<p>Note that attributes in other namespaces are not available in HTML in <a href="chapter3-d.html#presm.maction">Section 3.7.1 Bind Action to Sub-Expression
<code><maction></code></a></p>
</li>
</ul>
</li>
<li>
<p>Changes to the <a href="chapter4-d.html">Chapter 4 Content Markup</a></p>
<ul>
<li>
<p>Add element markup to heading in <a href="chapter4-d.html#contm.rendering.numbers">Section 4.2.1.1 Rendering <code><cn></code>,<code><sep/></code>-Represented Numbers </a>.</p>
</li>
<li>
<p>Add syntax table for qualifier elements in <a href="chapter4-d.html#contm.domainofapplication.qualifier">Section 4.3.3.1 Uses of
<code><domainofapplication></code>,
<code><interval></code>,
<code><condition></code>,
<code><lowlimit></code> and
<code><uplimit></code></a> and <a href="chapter4-d.html#contm.degree">Section 4.3.3.2 Uses of <code><degree></code></a>.</p>
</li>
<li>
<p>Modify the text in <a href="chapter4-d.html#contm.concepts">Section 4.1.5 Content MathML Concepts</a> to clarify the role of the <b>Qualifier</b> row of syntax tables. (AM)</p>
</li>
<li>
<p>Spurious <code>apply</code> removed from the "0" case in <a href="chapter4-d.html#contm.piecewise-example">the example</a> in <a href="chapter4-d.html#contm.piecewise">Section 4.4.1.9 Piecewise declaration <code><piecewise></code>, <code><piece></code>, <code><otherwise></code></a>.</p>
</li>
<li>
<p>Changes to <a href="chapter4-d.html#contm.p2s.partialdiff">Rewrite: partialdiffdegree</a> The expression <em>expression-in-x1-xk</em> was rewritten to <em>A</em>. (AM)</p>
</li>
<li>
<p>Additional note added to the <a href="chapter4-d.html#contm.ci.mathmltypes">mathmltypes</a> description clarifying that "complex" should be taken as an alias for "complex-cartesian"
when rewriting to Strict Content MathML. (AM)</p>
</li>
<li>
<p>Changes to <a href="chapter4-d.html#s.data1.mean.ex1">s_data1.mean</a>, <a href="chapter4-d.html#s.dist1.mean.ex1">s_dist1.mean</a>, <a href="chapter4-d.html#s.dist1.moment.ex1">s_dist1.moment</a> and <a href="chapter4-d.html#s.data1.moment.ex1">s_data1.moment</a> examples to use new values for &lang; and &rang; so the result is in Unicode NFC
form.</p>
</li>
<li>
<p>Changes to markup of syntax tables in <a href="chapter4-d.html#contm.apply">Section 4.2.5 Function Application <code><apply></code></a> and <a href="chapter4-d.html#contm.share">Section 4.2.7.1 The <code>share</code> element</a> to avoid redundant colspans, which make the html5 version invalid.</p>
</li>
<li>
<p>Clarify the behavior of qualifiers in <a href="chapter4-d.html#contm.p2s.step.vector">Step 4b</a> of the rewrite to Strict Content MathML. (AM)</p>
</li>
<li>
<p>Clarify that the types of the <em>arguments</em> are used to distinguish between set and multiset use of the <code>set</code> constructor in <a href="chapter4-d.html#contm.nary.rewrite">Section 4.3.4.1.2 Rewriting to Strict Content MathML</a> and <a href="chapter4-d.html#contm.narysetlist.rewrite">Section 4.3.4.2.2 Rewriting to Strict Content MathML</a>. (AM)</p>
</li>
<li>
<p>Fix spelling in <a href="chapter4-d.html#contm.not">Section 4.4.2.16 Not <code><not/></code></a>.</p>
</li>
<li>
<p>Fix spelling in <a href="chapter4-d.html#contm.eq">Section 4.4.3.1 Equals <code><eq/></code></a>.</p>
</li>
<li>
<p>Split <a href="chapter4-d.html#contm.trig">Section 4.4.7.1 Common trigonometric functions
<code><sin/></code>,
<code><cos/></code>,
<code><tan/></code>,
<code><sec/></code>,
<code><csc/></code>,
<code><cot/></code>
</a> into separate sections <a href="chapter4-d.html#contm.trig">Section 4.4.7.1 Common trigonometric functions
<code><sin/></code>,
<code><cos/></code>,
<code><tan/></code>,
<code><sec/></code>,
<code><csc/></code>,
<code><cot/></code>
</a>,
<a href="chapter4-d.html#contm.trig">Section 4.4.7.1 Common trigonometric functions
<code><sin/></code>,
<code><cos/></code>,
<code><tan/></code>,
<code><sec/></code>,
<code><csc/></code>,
<code><cot/></code>
</a>,<a href="chapter4-d.html#contm.invtrig">Section 4.4.7.2 Common inverses of trigonometric functions
<code><arcsin/></code>,
<code><arccos/></code>,
<code><arctan/></code>,
<code><arcsec/></code>,
<code><arccsc/></code>,
<code><arccot/></code></a>, <a href="chapter4-d.html#contm.hyperbolic">Section 4.4.7.3 Common hyperbolic functions
<code><sinh/></code>,
<code><cosh/></code>,
<code><tanh/></code>,
<code><sech/></code>,
<code><csch/></code>,
<code><coth/></code></a>, <a href="chapter4-d.html#contm.invhyperbolic">Section 4.4.7.4 Common inverses of hyperbolic functions
<code><arcsinh/></code>,
<code><arccosh/></code>,
<code><arctanh/></code>,
<code><arcsech/></code>,
<code><arccsch/></code>,
<code><arccoth/></code> </a>, add new presentation images for
<a href="chapter4-d.html#transc1.arcsin.ex1">arcsin</a>.</p>
</li>
<li>
<p>Add element markup to heading in <a href="chapter4-d.html#contm.log">Section 4.4.7.7 Logarithm <code><log/></code>
, <code><logbase></code>
</a>.</p>
</li>
<li>
<p>Minor rearrangement of heading in <a href="chapter4-d.html#contm.moment">Section 4.4.8.6 Moment <code><moment/></code>, <code><momentabout></code></a></p>
</li>
<li>
<p>Add syntax table for deprecated elements in <a href="chapter4-d.html#contm.declare">Section 4.5.1 Declare <code><declare></code></a>, <a href="chapter4-d.html#contm.fn">Section 4.5.3 Relation <code><fn></code></a> and <a href="chapter4-d.html#contm.reln">Section 4.5.2 Relation <code><reln></code></a>.</p>
</li>
</ul>
</li>
<li>
<p>Changes to <a href="chapter5-d.html">Chapter 5 Mixing Markup Languages for Mathematical Expressions</a>.</p>
<ul>
<li>
<p>Changes to <a href="chapter5-d.html#mixing.annotation.elements">Section 5.1.1 Annotation elements</a> to highlight MathML may be used in HTML as well as XML.</p>
</li>
<li>
<p>Add additional <a href="chapter5-d.html#html-xml1">note</a> warning namespace extensibility example not applicable to HTML.</p>
</li>
<li>
<p>Add additional <a href="chapter5-d.html#html-xml2">note</a> warning namespace extensibility example not applicable to HTML.</p>
</li>
<li>
<p>Add additional <a href="chapter5-d.html#html-xml3">note</a> warning namespace extensibility example not applicable to HTML.</p>
</li>
<li>
<p>Additional section <a href="chapter5-d.html#html.annotation.xml">Section 5.2.3.3 Using <code>annotation-xml</code> in HTML documents</a> detailing the use of <code>annotation-xml</code>in HTML documents</p>
</li>
<li>
<p>Show tag markup around element names in section headings in <a href="chapter5-d.html#mixing.elements.semantics">semantics</a>, <a href="chapter5-d.html#mixing.elements.annotation">annotation</a> and <a href="chapter5-d.html#mixing.elements.annotation.xml">annotation-xml</a>.</p>
</li>
</ul>
</li>
<li>
<p>Changes to <a href="chapter6-d.html">Chapter 6 Interactions with the Host Environment</a>.</p>
<ul>
<li>
<p>Editorial wording changes in <a href="chapter6-d.html#world-int-combine-other">Section 6.4 Combining MathML and Other Formats</a>.</p>
</li>
<li>
<p>Editorial wording changes in <a href="chapter6-d.html#world-int-style">Section 6.5 Using CSS with MathML</a>.</p>
</li>
<li>
<p>Changes to wording on namespace use in <a href="chapter6-d.html#world.introduction">Section 6.1 Introduction</a>.</p>
</li>
<li>
<p>Additional section <a href="chapter6-d.html#world.recognizing.mathml.html">Section 6.2.2 Recognizing MathML in HTML</a>.</p>
</li>
<li>
<p>Remove XML Declaration and <code>mml</code> namespace prefix from the examples in <a href="chapter6-d.html#world-int-transf-exa">Section 6.3.4 Examples</a>.</p>
</li>
<li>
<p>Delete recommendation to use prefixed element names in XHTML in <a href="chapter6-d.html#interf.xhtml">Section 6.4.1 Mixing MathML and XHTML</a>.</p>
</li>
<li>
<p>Split HTML into a separate section from other non-XML use <a href="chapter6-d.html#interf.html">Section 6.4.3 Mixing MathML and HTML</a> and <a href="chapter6-d.html#interf.nonxml">Section 6.4.2 Mixing MathML and non-XML contexts</a></p>
</li>
<li>
<p>Remove the reference to <a href="appendixh-d.html#MathMLforCSS">[MathMLforCSS]</a> in <a href="chapter6-d.html">Chapter 6 Interactions with the Host Environment</a>.</p>
</li>
</ul>
</li>
<li>
<p>Changes to <a href="chapter7-d.html">Chapter 7 Characters, Entities and Fonts</a>.</p>
<ul>
<li>
<p>Change the DTD description in <a href="chapter7-d.html#chars.entities">Section 7.3 Entity Declarations</a> to reference the Combined HTML MathML entity set rather than the legacy ISO entity
sets. This does not change any existing definition, but adds the following 38 entity
definitions:
<code>&QUOT;</code> (U+0022),
<code>&AMP;</code> (U+0026),
<code>&LT;</code> (U+003C),
<code>&GT;</code> (U+003E),
<code>&COPY;</code> (U+00A9),
<code>&REG;</code> (U+00AE),
<code>&Alpha;</code> (U+0391),
<code>&Beta;</code> (U+0392),
<code>&Epsilon;</code> (U+0395),
<code>&Zeta;</code> (U+0396),
<code>&Eta;</code> (U+0397),
<code>&Iota;</code> (U+0399),
<code>&Kappa;</code> (U+039A),
<code>&Mu;</code> (U+039C),
<code>&Nu;</code> (U+039D),
<code>&Omicron;</code> (U+039F),
<code>&Rho;</code> (U+03A1),
<code>&Tau;</code> (U+03A4),
<code>&Chi;</code> (U+03A7),
<code>&epsilon;</code> (U+03B5),
<code>&omicron;</code> (U+03BF),
<code>&sigmaf;</code> (U+03C2),
<code>&thetasym;</code> (U+03D1),
<code>&upsih;</code> (U+03D2),
<code>&zwnj;</code> (U+200C),
<code>&zwj;</code> (U+200D),
<code>&lrm;</code> (U+200E),
<code>&rlm;</code> (U+200F),
<code>&sbquo;</code> (U+201A),
<code>&bdquo;</code> (U+201E),
<code>&lsaquo;</code> (U+2039),
<code>&rsaquo;</code> (U+203A),
<code>&oline;</code> (U+203E),
<code>&frasl;</code> (U+2044),
<code>&euro;</code> (U+20AC),
<code>&TRADE;</code> (U+2122),
<code>&alefsym;</code> (U+2135),
<code>&crarr;</code> (U+21B5).</p>
</li>
</ul>
</li>
<li>
<p>Changes to <a href="appendixa-d.html">Appendix A Parsing MathML</a>.</p>
<ul>
<li>
<p>Modify the schema regular expression to allow the deprecated unitless length attributes.</p>
</li>
<li>
<p>The schema now enforces a mandatory space and optional minus sign before <em>rownumber</em> in the <code>align</code> attribute of <code>mtable</code> and <code>mstack</code>.</p>
</li>
<li>
<p>Modify the schema (including DTD and XSD versions) to include the attributes listed
in <a href="chapter3-d.html#presm.lbindent.attrs">Section 3.2.5.2.3 Indentation attributes</a> on <code>mspace</code> to match the text description in <a href="chapter3-d.html#presm.mspace">Section 3.2.7 Space <code><mspace/></code></a>.</p>
</li>
<li>
<p>Modify the schema to include the Common Attributes such as <code>id</code> on <code>bvar</code> and <code>cn</code> to match the attribute tables in the text</p>
</li>
<li>
<p>Modify the regular expressions used for <code>mpadded-length</code> and <code>length</code> so that there must be at most one <code>.</code> and at least one digit. (FW)</p>
</li>
<li>
<p>New sections: <a href="appendixa-d.html#parsing.mml.xhtml">Section A.5 Parsing MathML in XHTML</a> and <a href="appendixa-d.html#parsing.mml.html">Section A.6 Parsing MathML in HTML</a>.</p>
</li>
</ul>
</li>
<li>
<p>Changes to <a href="appendixc-d.html">Appendix C Operator Dictionary</a>.</p>
<ul>
<li>
<p>Add entries for the characters listed in <a href="chapter7-d.html#chars.pseudo-scripts">Section 7.7.2 Pseudo-scripts</a>.</p>
</li>
</ul>
</li>
<li>
<p>Changes to <a href="appendixe-d.html">Appendix E Working Group Membership and Acknowledgments</a>.</p>
<ul>
<li>
<p>Changes to <a href="appendixe-d.html#contrib">Section E.1 The Math Working Group Membership</a> to note the death of Robert Miner.</p>
</li>
</ul>
</li>
<li>
<p>Changes to <a href="appendixg-d.html">Appendix G Normative References</a>.</p>
<ul>
<li>
<p>Make <a href="appendixg-d.html#HTML5">[HTML5]</a> normative.</p>
</li>
<li>
<p>Update the references to current versions,
<a href="appendixg-d.html#Bidi">[Bidi]</a>, <a href="appendixg-d.html#Entities">[Entities]</a>, <a href="appendixg-d.html#ISO10646">[ISO10646]</a>,
<a href="appendixg-d.html#Normal">[Normal]</a>, <a href="appendixg-d.html#RELAX-NG">[RELAX-NG]</a>,
<a href="appendixg-d.html#Unicode">[Unicode]</a>.</p>
</li>
</ul>
</li>
<li>
<p>Changes to <a href="appendixh-d.html">Appendix H References</a>.</p>
<ul>
<li>
<p>Update the references to current versions,
<a href="appendixh-d.html#AAP-math">[AAP-math]</a>, <a href="appendixh-d.html#Abramowitz1977">[Abramowitz1977]</a>,
<a href="appendixh-d.html#CSS21">[CSS21]</a>, <a href="appendixh-d.html#ISO-12083">[ISO-12083]</a>,
<a href="appendixh-d.html#XLink">[XLink]</a>.</p>
</li>
</ul>
</li>
<li>
<p>Changes to <a href="appendixi-d.html">Appendix I Index</a>.</p>
<ul>
<li>
<p>Changes to <a href="appendixi-d.html#index.att">Section I.2 MathML Attributes</a>.</p>
</li>
</ul>
</li>
</ul>
</div>
<div class="div2">
<h2><a id="changes.mathml2.0e-3.0"></a>F.3 Changes between MathML 2.0 Second Edition and MathML 3.0</h2>
<ul>
<li>
<p>Changes to <a href="chapter2-d.html">Chapter 2 MathML Fundamentals</a>.</p>
<ul>
<li>
<p>The attribute <code>href</code> added to the common MathML attributes, <a href="chapter2-d.html#fund.globatt">Section 2.1.6 Attributes Shared by all MathML Elements</a> to allow hypertext links.</p>
</li>
<li>
<p>Additional attributes added to the <code>math</code> element, see
<a href="chapter2-d.html#interf.toplevel.atts">Section 2.2.1 Attributes</a>.</p>
</li>
</ul>
</li>
<li>
<p>Changes to <a href="chapter3-d.html">Chapter 3 Presentation Markup</a>.</p>
<ul>
<li>
<p>Introduced mechanisms for controlling the Directionality of layout, as described in
<a href="chapter3-d.html#presm.bidi">Section 3.1.5 Directionality</a>.</p>
</li>
<li>
<p>Introduced mechanisms for controlling linebreaking <a href="chapter3-d.html#presm.linebreaking">Section 3.1.7 Linebreaking of Expressions</a>.</p>
</li>
<li>
<p>Extended <code>mglyph</code> to support general image inclusion, <a href="chapter3-d.html#presm.mglyph">Section 3.2.1.2 Using images to represent
symbols <code><mglyph/></code></a>.</p>
</li>
<li>
<p>The facilities for adjusting spacing with <code>mpadded</code> have been extended and rationalised, <a href="chapter3-d.html#presm.mpadded">Section 3.3.6 Adjust Space Around Content
<code><mpadded></code></a>.</p>
</li>
<li>
<p>Introduced new presentation elements for elementary math layouts, <a href="chapter3-d.html#presm.elementary">Section 3.6 Elementary Math</a>: <code>mstack</code>, <code>mlongdiv</code>, <code>msgroup</code>, <code>msrow</code>, <code>mscarries</code>, <code>mscarry</code>, and <code>msline</code>.</p>
</li>
</ul>
</li>
<li>
<p>Changes to <a href="chapter4-d.html">Chapter 4 Content Markup</a>.</p>
<ul>
<li>
<p>Introduced new content elements <code>bind</code>, <code>share</code>, <code>cerror</code>, <code>cs</code> and <code>cbytes</code>.</p>
</li>
<li>
<p>Removed deprecated content elements <code>reln</code> and <code>fn</code>.</p>
</li>
<li>
<p>Removed content element <code>declare</code>.</p>
</li>
<li>
<p>The concept of Strict Content MathML and the use of OpenMath Content Dictionaries
has been introduced, and the whole chapter restructured.</p>
</li>
</ul>
</li>
<li>
<p>Changes to <a href="chapter5-d.html">Chapter 5 Mixing Markup Languages for Mathematical Expressions</a>.</p>
</li>
<li>
<p>New Chapter: <a href="chapter6-d.html">Chapter 6 Interactions with the Host Environment</a>.</p>
</li>
<li>
<p>Changes to <a href="chapter7-d.html">Chapter 7 Characters, Entities and Fonts</a>.</p>
<p>This chapter is much reduced from the corresponding chapter in previous releases of
MathML. All the tables and much of the other content of this chapter is now maintained
as a separate document <a href="appendixg-d.html#Entities">[Entities]</a></p>
</li>
<li>
<p>Changes to <a href="appendixa-d.html">Appendix A Parsing MathML</a>.</p>
<ul>
<li>
<p>The Normative version of the grammar is now expressed in Relax NG, with DTD and XSD
versions being derived.</p>
</li>
<li>
<p>Three MathML 1 attrbutes on <code>math</code> that were deprecated and undocumented in MathML2 but retained in the MathML2 DTD
have been removed. <code>name</code> (use <code>id</code> instead), <code>baseline</code> and <code>type</code> (These are not used by any known implementation, so can be removed.) See Chapter
7 of <a href="appendixh-d.html#MathML1">[MathML1]</a>.</p>
</li>
</ul>
</li>
<li>
<p>New Appendix: <a href="appendixb-d.html">Appendix B Media Types Registrations</a>.</p>
</li>
<li>
<p>Changes to <a href="appendixc-d.html">Appendix C Operator Dictionary</a>.</p>
<p>The Operator Dictionary table has been updated and rationalised and presented in a
new format.</p>
</li>
<li>
<p>MathML DOM</p>
<p>The chapter and appendices relating to the MathML DOM have been removed from this
specification, with the intention of updating them and publishing them as a separate
document at a later time.</p>
</li>
</ul>
</div>
</div>
<div class="minitoc">
Overview: <a href="Overview-d.html">Mathematical Markup Language (MathML) Version 4.0</a><br>
Previous: E <a href="appendixe-d.html">Working Group Membership and Acknowledgments</a><br>
Next: G <a href="appendixg-d.html">Normative References</a></div>
</body>
</html>