Superscript · Comrak

$ comrak -e superscript -t commonmark -t xml

e = mc^2^.

<p>e = mc<sup>2</sup>.</p>

e = mc^2^.

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE document SYSTEM "CommonMark.dtd">
<document xmlns="http://commonmark.org/xml/1.0">
  <paragraph>
    <text xml:space="preserve">e = mc</text>
    <superscript>
      <text xml:space="preserve">2</text>
    </superscript>
    <text xml:space="preserve">.</text>
  </paragraph>
</document>

$ comrak -e superscript -t commonmark -t xml

i^-2^ = -1.

<p>i<sup>-2</sup> = -1.</p>

i^-2^ = -1.

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE document SYSTEM "CommonMark.dtd">
<document xmlns="http://commonmark.org/xml/1.0">
  <paragraph>
    <text xml:space="preserve">i</text>
    <superscript>
      <text xml:space="preserve">-2</text>
    </superscript>
    <text xml:space="preserve"> = -1.</text>
  </paragraph>
</document>