45;&gt;</span> <a href="../../IBase/Location/index.html#type-t">IBase.Location.t</a> <span>&#45;&gt;</span> <a href="../index.html#type-t">t</a> <span>&#45;&gt;</span> <a href="../index.html#type-t">t</a></code></dt><dt class="spec value" id="val-eval_edge"><a href="#val-eval_edge" class="anchor"></a><code><span class="keyword">val</span> eval_edge : <span>(<a href="../../Pulselib/PulseAbstractValue/index.html#type-t">Pulselib.PulseBasicInterface.AbstractValue.t</a> * <a href="../../Pulselib/PulseValueHisto