">t</a> <span>&#45;&gt;</span> <a href="index.html#type-t">t</a></code></dt><dt class="spec value" id="val-union"><a href="#val-union" class="anchor"></a><code><span class="keyword">val</span> union : <a href="index.html#type-t">t</a> <span>&#45;&gt;</span> <a href="index.html#type-t">t</a> <span>&#45;&gt;</span> <a href="index.html#type-t">t</a></code></dt><dt class="spec value" id="val-inter"><a href="#val-inter" class="anchor"></a><code><span class="keyword">val</span> inter : <a href="index.html#type-t"