alisations shall meet the following requirements, where <code class="computeroutput">t</code>
        is a const reference to an object of type <code class="computeroutput">T</code>, and <code class="computeroutput">a</code>
        is an object of type <code class="computeroutput">Allocator</code>.
      </p>
<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
<li class="listitem">
            Provide a nested typedef <code class="computeroutput">type</code> that identifies 