HTML sup tag
HTML <sup> tag defines superscript in mathematical or chemical equations.
Tag Uses
Specific uses of <var> tagsup element may be also be used with <var> element. var element means variable.
Preview Example
Try itExample
<p> See an example of mathematical equation.</p>
<p> <var>y</var> = <var>a</var><var>x</var><sup>2</sup> + <var>b</var><var>x</var> + <var>c</var>. </p>
<p> Equation of circle </p>
<p> <var>x</var><sup>2</sup>+<var>y</var><sup>2</sup> = <var>r</var><sup>2</sup> </p>
<p> Mass-Energy equation </p>
<p> <var>E</var> = <var>M</var><var>C</var><sup>2</sup></p>
<p>Exponential equation</p>
<p><var>y</var> = <var>e</var><sup>x</sup> </p>
sup element should not be used for presentational purposes. It should be used at the place where the presence of sup element changes the meaning content.
Tag omission
Both starting and ending tags are necessary for the sup element.
Global Attributes
All the global attributes are applicable on the sup element.