<tt class="docutils literal"><span class="pre">OutEdgeList</span></tt> for the <tt class="docutils literal"><span class="pre">adjacency_list</span></tt> is a container that
sorts the out edges according to target vertex, and allows for
parallel edges. The <tt class="docutils literal"><span class="pre">multisetS</span></tt> selector chooses such a
container. Vertex <tt class="docutils literal"><span class="pre">u</span></tt> must be stored in the executing process.</p>
</div>
<div class="section" id="structu