public void Test_InfinityNorm_Vector()
        {
            double[] vector = { -1, -7 };

            double expected = 7;

            double actual = ArrayMatrixUtils.InfinityNorm(vector);

            Assert.That(actual, Is.EqualTo(expected));
        }
        public void Test_InfinityNorm_Matrix()
        {
            double[,] matrix =
            {
                { +1, -7 },
                { -2, -3 }
            };

            double expected = 8;

            double actual = ArrayMatrixUtils.InfinityNorm(matrix);

            Assert.That(actual, Is.EqualTo(expected));
        }