href="#type-symbol">symbol</a> <span class="arrow">&#45;&gt;</span></span> <a href="States/index.html#type-t">States.t</a></span></code></div><div class="spec-doc"><p><code>trans a q s</code> returns the set of states <code>q'</code> such that <code>(q,s,q')</code> belongs to the transition relation of <code>a</code></p></div></div><div class="odoc-spec"><div class="spec value anchored" id="val-trans'"><a href="#val-trans'" class="anchor"></a><code><span><span class="keyword">val</span> trans' : <span><a hr