 value" id="val-filter"><a href="#val-filter" class="anchor"></a><code><span class="keyword">val</span> filter : <a href="index.html#type-t">t</a> <span>&#45;&gt;</span> <a href="index.html#type-internal_constr">internal_constr</a> <span>&#45;&gt;</span> <span><a href="index.html#type-t">t</a> <a href="../../../Consistency/index.html#type-t">Consistency.t</a></span></code></dt><dd><p>redefinition of filter and is_representable using boolean expression</p></dd></dl><dl><dt class="spec value" id="val-is_repre