&#45;&gt;</span></span> <span><a href="#type-t">t</a> <span class="arrow">&#45;&gt;</span></span> <a href="#type-t">t</a></span></code></div><div class="spec-doc"><p><code>remove_state q s</code> returns the LTSA obtained by removing state <code>q</code>, and all attached transitions, from <code>s</code>. Raises <code>Invalid_state</code> is <code>q</code> is not a state in <code>s</code></p></div></div><h2 id="global-iterators"><a href="#global-iterators" class="anchor"></a>Global iterators</h2><div class=