e> evaluates to <code class="computeroutput"><span class="identifier">mpl</span><span class="special">::</span><span class="identifier">true_</span></code>
              </li></ul></div>
<h6>
<a name="spirit.karma.reference.generator_concepts.unarygenerator.h5"></a>
            <span class="phrase"><a name="spirit.karma.reference.generator_concepts.unarygenerator.models"></a></span><a class="link" href="unarygenerator.html#spirit.karma.reference.generator_concepts.unarygenerator.models">Models</a>
         