e in table of contents
</p>
</td>
</tr>
<tr class="even" style="vertical-align: top;">
<td>
<code>title_in_header</code>
</td>
<td>
<p>
If <code>TRUE</code> (default), the title, subtitle, author, and date
are placed in a <code
style="white-space: pre;">⁠&lt;header&gt;⁠</code> tag. This is
semantically correct HTML but some CSS frameworks work better with this
structure than others.
</p>
</td>
</tr>
<tr class="odd" style="vertical-align: top;">
<td>
<code>mathjax</code>
</td>
<td>
<p>
Include mathjax. T