>: <tt>graph.get_vertex_int_map("component")</tt>
</blockquote>


<h3>Named Parameters</h3>

UTIL: <tt>root_map(RootMap r_map)</tt>
<blockquote>
  This is used by the algorithm to record the candidate root vertex for
  each vertex. By the end of the algorithm, there is a single root vertex
  for each component and <tt>get(r_map, v)</tt> returns the root
  vertex for whichever component vertex <tt>v</tt> is a member.
  The <TT>RootMap</TT> must be a <a
  href="../../property_map/doc/ReadWritePropertyMap.html