al</span> le_sem : <span><a href="#type-t">t</a> <span class="arrow">&#45;&gt;</span></span> <span><a href="#type-t">t</a> <span class="arrow">&#45;&gt;</span></span> <a href="../../Boolean/index.html#type-t">Boolean.t</a></span></code></div></div><div class="odoc-spec"><div class="spec value anchored" id="val-lt_sem"><a href="#val-lt_sem" class="anchor"></a><code><span><span class="keyword">val</span> lt_sem : <span><a href="#type-t">t</a> <span class="arrow">&#45;&gt;</span></span> <span><a href="#type-t"