>is<wbr/>Approx</span><span class="tsd-signature-symbol">(</span><span class="tsd-kind-parameter">x</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">number</span>, <span class="tsd-kind-parameter">y</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">number</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">boolean</span><a href="#isApprox.isApprox-1" aria-label="Permal