[TestMethod] public void Ajoint() { { // int Matrix <int> A = new int[, ] { { 1, 2, 3, }, { 4, 5, 6, }, { 7, 8, 9, }, }; Matrix <int> B = new int[, ] { { -3, 6, -3, }, { 6, -12, 6, }, { -3, 6, -3, }, }; Assert.IsTrue(A.Adjoint() == B); } { // float Matrix <float> A = new float[, ] { { 1f, 2f, 3f, }, { 4f, 5f, 6f, }, { 7f, 8f, 9f, }, }; Matrix <float> B = new float[, ] { { -3f, 6f, -3f, }, { 6f, -12f, 6f, }, { -3f, 6f, -3f, }, }; Assert.IsTrue(A.Adjoint().Equal(B, 0.01f)); } { // double Matrix <double> A = new double[, ] { { 1d, 2d, 3d, }, { 4d, 5d, 6d, }, { 7d, 8d, 9d, }, }; Matrix <double> B = new double[, ] { { -3d, 6d, -3d, }, { 6d, -12d, 6d, }, { -3d, 6d, -3d, }, }; Assert.IsTrue(A.Adjoint().Equal(B, 0.01d)); } { // decimal Matrix <decimal> A = new decimal[, ] { { 1m, 2m, 3m, }, { 4m, 5m, 6m, }, { 7m, 8m, 9m, }, }; Matrix <decimal> B = new decimal[, ] { { -3m, 6m, -3m, }, { 6m, -12m, 6m, }, { -3m, 6m, -3m, }, }; Assert.IsTrue(A.Adjoint() == B); } }