keyword">val</span> bottom : <a href="#type-t">t</a></span></code></div><div class="spec-doc"><p>The bottom value of the domain.</p></div></div><div class="odoc-spec"><div class="spec value anchored" id="val-is_bottom"><a href="#val-is_bottom" class="anchor"></a><code><span><span class="keyword">val</span> is_bottom : <span><a href="#type-t">t</a> <span class="arrow">&#45;&gt;</span></span> bool</span></code></div><div class="spec-doc"><p>Return true if this is the bottom value</p></div></div></details></di