<sup>
A superscript is text that is printed above the line. It is frequently used in chemical and mathematical formulas.
Rendering expectations
The content of the <sup>
element is typically rendered higher in relationship to the
surrounding text and in a smaller font.
Specialization hierarchy
The <sup> element is
specialized from <ph>. It is defined in the
highlighting-domain module.
Content model
(Text |
<cite>
|
<include>
|
<keyword>
|
<ph>
|
<strong>
|
<em>
|
<b>
|
<i>
|
<line-through>
|
<overline>
|
<sup>
|
<sub>
|
<tt>
|
<u>
|
<q>
|
<term>
|
<text>
|
<tm>
|
<xref>
|
<data>
|
<sort-as>
|
<draft-comment>
|
<foreign>
|
<required-cleanup>
)*
Attributes
The following attributes are
available on this element: universal
attributes and @keyref.
The following attributes are available on this element: universal attributes and the attributes defined below.
@keyref- Specifies a key name that acts as a redirectable reference based on a key definition within a map. See The keyref attribute for information on using this attribute.
Example
This section is non-normative.
The following code sample shows a <sup> element used to ensure
proper formatting of the exponent in the number ten to the power of five:
<p>The power produced by the electrohydraulic dam was 10<sup>5</sup> more than
the older electric plant.</p>