</span><span class="identifier">false_</span></code>
        otherwise. This may be specialized to accommodate clients which provide Fusion
        conforming sequences.
      </p>
<h5>
<a name="fusion.support.is_sequence.h1"></a>
        <span class="phrase"><a name="fusion.support.is_sequence.synopsis"></a></span><a class="link" href="is_sequence.html#fusion.support.is_sequence.synopsis">Synopsis</a>
      </h5>
<pre class="programlisting"><span class="keyword">namespace</span> <span class="identifier">tr