ype-iterator">iterator()</a></tt></li><li><tt>Iterator2 = <a href="#type-iterator">iterator()</a></tt></li></ul></p>
<p> </p>
</div><p><p>
  Returns <code>true</code> if <code>Iterator1</code> is a suffix of <code>Iterator2</code>, otherwise
  <code>false</code>.</p>
 
  Both <code>Iterator1</code> and <code>Iterator2</code> are fully evaluated, infinite
  iterators will never return.</p>

<h3 class="function"><a name="sum-1">sum/1</a></h3>
<div class="spec">
<p><tt>sum(Iterator) -&gt; Sum</tt>
<ul class="d