public void GetSum() { DoubleVector a = new DoubleVector(new double[4]{0,1,2,3}); DoubleVector b = new DoubleVector(new double[4]{4,5,6,7}); Assert.AreEqual(a.GetSum(),6); Assert.AreEqual(a.GetSum(),a.GetSumMagnitudes()); Assert.AreEqual(b.GetSum(),22); Assert.AreEqual(b.GetSum(),b.GetSumMagnitudes()); }