class="fa fa-check"></i><b>3.13</b> Combinatorial functions</a></li>
<li class="chapter" data-level="3.14" data-path="composed-functions.html"><a href="composed-functions.html"><i class="fa fa-check"></i><b>3.14</b> Composed functions</a></li>
<li class="chapter" data-level="3.15" data-path="special-functions.html"><a href="special-functions.html"><i class="fa fa-check"></i><b>3.15</b> Special functions</a></li>
</ul></li>
<li class="chapter" data-level="4" data-path="array-operations.html"><a href="array-o