irectional Sequence">Bidirectional
        Sequence</a>. These concepts pertain to sequence traversal.
      </p>
<h5>
<a name="fusion.sequence.concepts.h1"></a>
        <span class="phrase"><a name="fusion.sequence.concepts.associativity"></a></span><a class="link" href="concepts.html#fusion.sequence.concepts.associativity">Associativity</a>
      </h5>
<p>
        The <a class="link" href="concepts/associative_sequence.html" title="Associative Sequence">Associative
        Sequence</a> concept is orthogon