 bool</code></dt><dt class="spec value" id="val-to_monom_opt"><a href="#val-to_monom_opt" class="anchor"></a><code><span class="keyword">val</span> to_monom_opt : <span><span class="type-var">'a</span> list</span> <span>&#45;&gt;</span> <span><span class="type-var">'a</span> option</span></code></dt><dt class="spec value" id="val-monom_to_constant"><a href="#val-monom_to_constant" class="anchor"></a><code><span class="keyword">val</span> monom_to_constant : <a href="index.html#type-cell">cell</a> <span>&#45