express or implied warranty.
  -->
<Head>
<Title>Boost Graph Library: Subgraph</Title>
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<H1><A NAME="sec:subgraph-class"></A>
<pre>
subgraph&lt;Graph&gt;
</pre>
</h1>

<!--The space consumption of the <tt>subgraph</tt> is quite high.
We should change subgraph from representing induced subgraphs to just
normal subgraphs (