lass="pre">v</span></tt>, whether the
graph is directed or undirected. The vertex <tt class="docutils literal"><span class="pre">v</span></tt> must be local to
this process.</p>
<hr class="docutils" />
<pre class="literal-block">
degree_size_type
out_degree(vertex_descriptor u, const adjacency_list&amp; g);
</pre>
<p>Returns the number of edges leaving vertex <tt class="docutils literal"><span class="pre">u</span></tt>. Vertex <tt class="docutils literal"><span class="pre">u</span></tt> must
be local to the