l.seq</code>).</p></dd>


<dt id="arg-del-seq">del.seq<a class="anchor" aria-label="anchor" href="#arg-del-seq"></a></dt>
<dd><p>The deleted sequence in <code>context</code>.</p></dd>


<dt id="arg-pos">pos<a class="anchor" aria-label="anchor" href="#arg-pos"></a></dt>
<dd><p>The position of <code>del.sequence</code> in <code>context</code>.</p></dd>


<dt id="arg-trace">trace<a class="anchor" aria-label="anchor" href="#arg-trace"></a></dt>
<dd><p>If &gt; 0, then generate messages tracing
how the computatio