<sect1 id="chapter-number">
<sect1info>
<authorgroup>
<author>
<firstname>-</firstname>
<surname>-</surname>
</author>
<!-- TRANS:ROLES_OF_TRANSLATORS -->
</authorgroup>
</sect1info>
 <title>Chapter numbering</title>
 <indexterm><primary>chapter numbering</primary></indexterm>

 <para>Not written yet</para>
 </sect1>