Baseline 2023
Newly available
The <math>
MathML element is the top-level MathML element, used to write a single mathematical formula. It can be placed in HTML content where flow content is permitted.
Note: See the Authoring MathML page for tips to properly integrate MathML formulas in your web pages and the Guides page for more demos.
AttributesThis element's attributes include the global MathML attributes as well as the following attribute:
display
This enumerated attribute specifies how the enclosed MathML markup should be rendered. It can have one of the following values:
block
, which means that this element will be displayed in its own block outside the current span of text and with math-style
set to normal
.inline
, which means that this element will be displayed inside the current span of text and with math-style
set to compact
.If not present, its default value is inline
.
The <math>
element has an implicit math
ARIA role. Assistive technologies can use this role to identify the content as a mathematical expression and convey it to users.
html,
body {
height: 100%;
}
body {
display: grid;
place-items: center;
font-size: 1.5rem;
}
For example, screen readers will represent the following quadratic formula similar to:
Markup for the quadratic formulax equals fraction start, negative b plus or minus square root of b squared minus 4 a c, end of root, over 2 a, end of fraction, maths
<math display="block">
<mrow>
<mi>x</mi>
<mo>=</mo>
<mfrac>
<mrow>
<mrow>
<mo>â</mo>
<mi>b</mi>
</mrow>
<mo>±</mo>
<msqrt>
<mrow>
<msup>
<mi>b</mi>
<mn>2</mn>
</msup>
<mo>â</mo>
<mrow>
<mn>4</mn>
<mo>â¢</mo>
<mi>a</mi>
<mo>â¢</mo>
<mi>c</mi>
</mrow>
</mrow>
</msqrt>
</mrow>
<mrow>
<mn>2</mn>
<mo>â¢</mo>
<mi>a</mi>
</mrow>
</mfrac>
</mrow>
</math>
Examples
This example contains two MathML formula. The first one is rendered in its own centered block, taking as much space as needed. The second one is rendered inside the paragraph of text, with reduced size and spacing in order to minimize its height.
<p>
The infinite sum
<math display="block">
<mrow>
<munderover>
<mo>â</mo>
<mrow>
<mi>n</mi>
<mo>=</mo>
<mn>1</mn>
</mrow>
<mrow>
<mo>+</mo>
<mn>â</mn>
</mrow>
</munderover>
<mfrac>
<mn>1</mn>
<msup>
<mi>n</mi>
<mn>2</mn>
</msup>
</mfrac>
</mrow>
</math>
is equal to the real number
<math display="inline">
<mfrac>
<msup>
<mi>Ï</mi>
<mn>2</mn>
</msup>
<mn>6</mn>
</mfrac>
</math>
.
</p>
Technical summary Specifications Browser compatibility See also
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HTML:
3.2
| Encoding:
UTF-8
| Version:
0.7.3