f="#type-hpred">hpred</a> <span class="arrow">&#45;&gt;</span></span> <a href="#type-hpred">hpred</a></span></code></div></div><h3 id="functions-for-replacing-occurrences-of-expressions."><a href="#functions-for-replacing-occurrences-of-expressions." class="anchor"></a>Functions for replacing occurrences of expressions.</h3><div class="odoc-spec"><div class="spec value" id="val-atom_replace_exp" class="anchored"><a href="#val-atom_replace_exp" class="anchor"></a><code><span><span class="keyword">val</span> 