href="#val-empty" class="anchor"></a><code><span><span class="keyword">val</span> empty : <span><span><a href="#type-symbol">symbol</a> list</span> <span class="arrow">&#45;&gt;</span></span> <a href="#type-t">t</a></span></code></div><div class="spec-doc"><p>Creates an empty NFA (no states, no transitions) with a given symbol set.</p></div></div><div class="odoc-spec"><div class="spec value anchored" id="val-add_state"><a href="#val-add_state" class="anchor"></a><code><span><span class="keyword">val</span>