public void SumTest4()
{
double[,] value =
{
{ 2.2, 5.1, -1.0 },
{ 5.8, 0.0, 2.7 },
};
double[] expected;
double[] actual;
expected = new double[] { 8, 5.1, 1.7 };
actual = Matrix.Sum(value, 0);
Assert.IsTrue(expected.IsEqual(actual, 0.000000001));
actual = Matrix.Sum(value, 0);
Assert.IsTrue(expected.IsEqual(actual, 0.000000001));
expected = new double[] { 6.3, 8.5 };
actual = Matrix.Sum(value, 1);
Assert.IsTrue(expected.IsEqual(actual));
}