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+<title>Function operator==</title>
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+<h2><span class="refentrytitle">Function operator==</span></h2>
+<p>boost::mpi::operator== &#8212; Determines whether two communicators are identical. </p>
+</div>
+<h2 xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv-title">Synopsis</h2>
+<div xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv"><pre class="synopsis"><span class="comment">// In header: &lt;<a class="link" href="../../mpi/tutorial.html#header.boost.mpi.communicator_hpp" title="Header &lt;boost/mpi/communicator.hpp&gt;">boost/mpi/communicator.hpp</a>&gt;
+
+</span>
+<span class="identifier">BOOST_MPI_DECL</span> <span class="keyword">bool</span>
+<span class="keyword">operator</span><span class="special">==</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="communicator.html" title="Class communicator">communicator</a> <span class="special">&amp;</span> comm1<span class="special">,</span> <span class="keyword">const</span> <a class="link" href="communicator.html" title="Class communicator">communicator</a> <span class="special">&amp;</span> comm2<span class="special">)</span><span class="special">;</span></pre></div>
+<div class="refsect1">
+<a name="id-1.3.26.5.14.7.8.4"></a><h2>Description</h2>
+<p>Equivalent to calling <code class="computeroutput">MPI_Comm_compare</code> and checking whether the result is <code class="computeroutput">MPI_IDENT</code>.</p>
+<p>
+</p>
+<div class="variablelist"><table border="0" class="variablelist compact">
+<colgroup>
+<col align="left" valign="top">
+<col>
+</colgroup>
+<tbody><tr>
+<td><p><span class="term">Returns:</span></p></td>
+<td><p>True when the two communicators refer to the same underlying MPI communicator. </p></td>
+</tr></tbody>
+</table></div>
+</div>
+</div>
+<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
+<td align="left"></td>
+<td align="right"><div class="copyright-footer">Copyright &#169; 2005-2007 Douglas Gregor,
+ Matthias Troyer, Trustees of Indiana University<p>
+ Distributed under the Boost Software License, Version 1.0. (See accompanying
+ file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">
+ http://www.boost.org/LICENSE_1_0.txt </a>)
+ </p>
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