"#type-t">t</a> <span class="arrow">&#45;&gt;</span></span> <span><a href="#type-t">t</a> option</span></span></code></div><div class="spec-doc"><p><code>None</code> if the intersection is empty</p></div></div><div class="odoc-spec"><div class="spec type anchored" id="type-abduction_result"><a href="#type-abduction_result" class="anchor"></a><code><span><span class="keyword">type</span> abduction_result</span><span> = </span></code><ol><li id="type-abduction_result.Unsatisfiable" class="def variant construc