>Sequence</a>.
          </p>
<p>
            The first template parameter can be specialized explicitly to avoid copying
            and/or to control the const qualification of a function object.
          </p>
<p>
            Constructors can be called applying <a href="http://www.boost.org/libs/functional/factory/doc/html/index.html" target="_top">Boost.Functional/Factory</a>.
          </p>
<h6>
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            <span><a name="fusion.funct