>9.4</b> Reduce-Sum Function</a>
<ul>
<li class="chapter" data-level="9.4.1" data-path="functions-reduce.html"><a href="functions-reduce.html#specifying-the-reduce-sum-function"><i class="fa fa-check"></i><b>9.4.1</b> Specifying the Reduce-sum Function</a></li>
<li class="chapter" data-level="9.4.2" data-path="functions-reduce.html"><a href="functions-reduce.html#functions-partial-sum"><i class="fa fa-check"></i><b>9.4.2</b> The Partial sum Function</a></li>
</ul></li>
<li class="chapter" data-level="9.5" d