Derivatives and Integrals An Annotated Discourse

<appendix label="appendix-structured">

  <title>A Structured Appendix</title>

  <introduction>

    <p>
      A deeply-structured appendix for testing purposes.
    </p>

  </introduction>

  <subsection>

    <title>A Subsection in an Appendix</title>

    <introduction>

      <p>
        Inside a subsection.
      </p>

    </introduction>

    <subsubsection>

      <title>A Subsubsection in a Subsection in an Appendix</title>

      <p>
        Nearly terminal.
      </p>

      <paragraphs>

        <title>Paragraphs in a Subsubsection in a Subsection in an Appendix</title>

        <p>
          The <c>paragraphs</c> element can go in any division, but does not get a number.
        </p>

      </paragraphs>

    </subsubsection>

  </subsection>

</appendix>