This displays the text between the <sup> and </sup> tags as a superscript.
Syntax and Usage
This is an HTML tag, so it can be upper or lower case, but we recommend lower case.
Simply put <sup> and </sup> tags round the text you want to be superscripted.
Einstein discovered that E=mc2.
<p>Einstein discovered that E=mc<sup>2</sup>.</p>