public void When_Solve_ORT()
{
// Arrange
Matrix A = new Matrix(3, 3);
A.Elem[0][0] = 2;
A.Elem[0][1] = 3;
A.Elem[0][2] = -1;
A.Elem[1][0] = 1;
A.Elem[1][1] = -2;
A.Elem[1][2] = 1;
A.Elem[2][0] = 1;
A.Elem[2][1] = 0;
A.Elem[2][2] = 2;
Vector F = new Vector(3);
F.Elem[0] = 9;
F.Elem[1] = 3;
F.Elem[2] = 2;
// Act
Vector gramSchmidtC = GramSchmidt.StartModifiedSolverQR(A, F);
Vector gramSchmidtM = GramSchmidt.StartModifiedSolverQR(A, F);
Vector givens = Givens.StartSolverQR(A, F);
Vector householder = Householder.StartSolverQR(A, F);
// Assert
Assert.That(A * gramSchmidtC == F);
Assert.That(A * gramSchmidtM == F);
Assert.That(A * givens == F);
Assert.That(A * householder == F);
}