t">
<p class="title"><b>Notation</b></p>
<dl class="variablelist">
<dt><span class="term"><code class="computeroutput"><span class="identifier">T1</span> <span class="special">...</span>
            <span class="identifier">TN</span></code>, <code class="computeroutput"><span class="identifier">U1</span>
            <span class="special">...</span> <span class="identifier">UN</span></code></span></dt>
<dd><p>
                Tuple element types
              </p></dd>
<dt><span class="term"><code class="com