ss="arrow">&#45;&gt;</span></span> <span><span>(<span><a href="#type-state">state</a> <span class="arrow">&#45;&gt;</span></span> <span><a href="Transition/index.html#type-t">Transition.t</a> <span class="arrow">&#45;&gt;</span></span> unit)</span> <span class="arrow">&#45;&gt;</span></span> unit</span></code></div><div class="spec-doc"><p><code>iter_succs s x f z</code> computes <code>f x1 l1; ... ;f xN lN</code>, where <code>x1</code>, ..., <code>xN</code> are all the successors of state <code>x</code> in