ameter-list"><li><h5><span class="tsd-kind-parameter">x</span>: <span class="tsd-signature-type">number</span></h5></li><li><h5><span class="tsd-kind-parameter">y</span>: <span class="tsd-signature-type">number</span></h5></li></ul></div><h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">number</span></h4><p>the default implementation returns zero.</p>
</li></ul></section><section class="tsd-panel tsd-member"><a id="electricalFieldY" class="tsd-anchor"></a><h3 class="tsd-anchor-link"><co