<?xml version="1.0"?>
<!DOCTYPE para PUBLIC "-//OASIS//DTD DocBook XML V4.1.2//EN" "http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd">
<para>
A presentation system using TeX as a back end might allow you
to insert inline markup, such as <markup role="tex">$x^2$</markup>,
using TeX syntax directly.
</para>
