public void Invesation() { double[,] a = { { 2, 3 }, { 4, 2 } }; double[,] pom = { { -0.25, 0.375 }, { 0.5, -0.25 } }; double[,] ia = mo.MatrixInversation(a); for (int i = 0; i < 2; i++) { for (int j = 0; j < 2; j++) { Assert.AreEqual(pom[i, j], ia[i, j], 0.00001); } } }