public void MultiplyTest()
{
Complex[] a = { new Complex(7, 5), new Complex(2, -3), new Complex(-5, 1) };
Complex[] b = { new Complex(1, 5), new Complex(8, -1), new Complex(-4, 8) };
Complex[] expected = { new Complex(-18, 40), new Complex(13, -26), new Complex(12, -44) };
Complex[] actual = ComplexMatrix.Multiply(a, b);
Assert.IsTrue(expected.IsEqual(actual));
}