rs are lazily evaluated if their argument is an actor object.
          </li>
<li class="listitem">
            Operator <code class="computeroutput"><span class="special">-&gt;*</span></code> is lazily
            evaluated if the left hand argument is an actor object.
          </li>
<li class="listitem">
            The result of a lazy operator is an actor object that can in turn allow
            the applications of rules 1, 2 and 3.
          </li>
</ol></div>
<p>
        For example, to check the fol