></span> <span><span class="label">min</span>:<a href="#type-t">t</a> <span class="arrow">&#45;&gt;</span></span> <span><span class="label">max</span>:<a href="#type-t">t</a> <span class="arrow">&#45;&gt;</span></span> <span><a href="#type-t">t</a> <span class="xref-unresolved">Base__</span>.Or_error.t</span></span></code></div></div><div class="odoc-spec"><div class="spec type anchored" id="type-comparator_witness"><a href="#type-comparator_witness" class="anchor"></a><code><span><span class="keyword">type