chor"></a><code><span><span class="keyword">val</span> widen : <span>prev:<a href="#type-t">t</a> <span class="arrow">&#45;&gt;</span></span> <span>next:<a href="#type-t">t</a> <span class="arrow">&#45;&gt;</span></span> <span>num_iters:int <span class="arrow">&#45;&gt;</span></span> <a href="#type-t">t</a></span></code></div></div></details></div><div class="odoc-spec"><div class="spec value anchored" id="val-bottom"><a href="#val-bottom" class="anchor"></a><code><span><span class="keyword">val</span> bott