</a> <span>&#45;&gt;</span> bool)</span> <span>&#45;&gt;</span> <a href="index.html#type-t">t</a> <span>&#45;&gt;</span> <a href="index.html#type-t">t</a> * <a href="index.html#type-t">t</a></code></dt><dt class="spec value" id="val-cardinal"><a href="#val-cardinal" class="anchor"></a><code><span class="keyword">val</span> cardinal : <a href="index.html#type-t">t</a> <span>&#45;&gt;</span> int</code></dt><dt class="spec value" id="val-elements"><a href="#val-elements" class="anchor"></a><code><span class="k