<refentry id="column.gap.back"> <refmeta> <refentrytitle>column.gap.back</refentrytitle> <refmiscinfo role="type">length</refmiscinfo> </refmeta> <refnamediv> <refname>column.gap.back</refname> <refpurpose>Gap between columns in back matter</refpurpose> </refnamediv> <refsynopsisdiv> <src:fragment id='column.gap.back.frag'> <xsl:param name="column.gap.back" select="'12pt'"/> </src:fragment> </refsynopsisdiv> <refsect1><title>Description</title> <para>Specifies the gap between columns in back matter (if <parameter>column.count.back</parameter> is greater than one).</para> </refsect1> </refentry>