package com.baeldung.commons.math; import org.apache.commons.math3.complex.Complex; import org.junit.Assert; import org.junit.Test; public class ComplexTests { @Test public void whenComplexPow_thenCorrect() { Complex first = new Complex(1.0, 3.0); Complex second = new Complex(2.0, 5.0); Complex power = first.pow(second); Assert.assertEquals(-0.007563724861696302, power.getReal(), 1e-7); Assert.assertEquals(0.01786136835085382, power.getImaginary(), 1e-7); } }