public void Test1()
{
MatrixD A = new MatrixD(new double[,] { { 4 } });
VectorD b = new VectorD(new double[] { 20 });
JacobiMethodD solver = new JacobiMethodD();
VectorD x = solver.Solve(A, null, b);
Assert.IsTrue(VectorD.AreNumericallyEqual(new VectorD(1, 5), x));
Assert.AreEqual(2, solver.NumberOfIterations);
}
public void Test1()
{
MatrixD A = new MatrixD(new double[, ] {
{ 4 }
});
VectorD b = new VectorD(new double[] { 20 });
JacobiMethodD solver = new JacobiMethodD();
VectorD x = solver.Solve(A, null, b);
Assert.IsTrue(VectorD.AreNumericallyEqual(new VectorD(1, 5), x));
Assert.AreEqual(2, solver.NumberOfIterations);
}
public void Test4()
{
MatrixD A = new MatrixD(new double[, ] {
{ -12, 2 },
{ 2, 3 }
});
VectorD b = new VectorD(new double[] { 20, 28 });
JacobiMethodD solver = new JacobiMethodD();
VectorD x = solver.Solve(A, null, b);
VectorD solution = MatrixD.SolveLinearEquations(A, b);
Assert.IsTrue(VectorD.AreNumericallyEqual(solution, x));
}
public void Test5()
{
MatrixD A = new MatrixD(new double[, ] {
{ -21, 2, -4, 0 },
{ 2, 3, 0.1, -1 },
{ 2, 10, 111.1, -11 },
{ 23, 112, 111.1, -143 }
});
VectorD b = new VectorD(new double[] { 20, 28, -12, 0.1 });
JacobiMethodD solver = new JacobiMethodD();
VectorD x = solver.Solve(A, null, b);
VectorD solution = MatrixD.SolveLinearEquations(A, b);
Assert.IsTrue(VectorD.AreNumericallyEqual(solution, x));
}
public void Test7()
{
MatrixD A = new MatrixD(new double[, ] {
{ -21, 2, -4, 0 },
{ 2, 3, 0.1, -1 },
{ 2, 10, 111.1, -11 },
{ 23, 112, 111.1, -143 }
});
VectorD b = new VectorD(new double[] { 20, 28, -12, 0.1 });
JacobiMethodD solver = new JacobiMethodD();
solver.MaxNumberOfIterations = 10;
solver.Epsilon = 0.1;
VectorD x = solver.Solve(A, null, b);
VectorD solution = MatrixD.SolveLinearEquations(A, b);
Assert.IsTrue(VectorD.AreNumericallyEqual(solution, x, 0.1));
Assert.IsFalse(VectorD.AreNumericallyEqual(solution, x));
Assert.Greater(10, solver.NumberOfIterations);
}
public void TestArgumentException3()
{
JacobiMethodD solver = new JacobiMethodD();
VectorD x = solver.Solve(new MatrixD(3, 3), new VectorD(4), new VectorD(3));
}
public void TestArgumentNullException2()
{
JacobiMethodD solver = new JacobiMethodD();
VectorD x = solver.Solve(new MatrixD(), null, null);
}
public void TestArgumentNullException()
{
JacobiMethodD solver = new JacobiMethodD();
VectorD x = solver.Solve(null, null, new VectorD());
}
public void Test5()
{
MatrixD A = new MatrixD(new double[,] { { -21, 2, -4, 0 },
{ 2, 3, 0.1, -1 },
{ 2, 10, 111.1, -11 },
{ 23, 112, 111.1, -143 }});
VectorD b = new VectorD(new double[] { 20, 28, -12, 0.1 });
JacobiMethodD solver = new JacobiMethodD();
VectorD x = solver.Solve(A, null, b);
VectorD solution = MatrixD.SolveLinearEquations(A, b);
Assert.IsTrue(VectorD.AreNumericallyEqual(solution, x));
}
public void Test4()
{
MatrixD A = new MatrixD(new double[,] { { -12, 2 },
{ 2, 3 }});
VectorD b = new VectorD(new double[] { 20, 28 });
JacobiMethodD solver = new JacobiMethodD();
VectorD x = solver.Solve(A, null, b);
VectorD solution = MatrixD.SolveLinearEquations(A, b);
Assert.IsTrue(VectorD.AreNumericallyEqual(solution, x));
}
public void TestArgumentNullException2()
{
JacobiMethodD solver = new JacobiMethodD();
VectorD x = solver.Solve(new MatrixD(), null, null);
}
public void TestArgumentNullException()
{
JacobiMethodD solver = new JacobiMethodD();
VectorD x = solver.Solve(null, null, new VectorD());
}
public void TestArgumentException3()
{
JacobiMethodD solver = new JacobiMethodD();
VectorD x = solver.Solve(new MatrixD(3, 3), new VectorD(4), new VectorD(3));
}
public void Test7()
{
MatrixD A = new MatrixD(new double[,] { { -21, 2, -4, 0 },
{ 2, 3, 0.1, -1 },
{ 2, 10, 111.1, -11 },
{ 23, 112, 111.1, -143 }});
VectorD b = new VectorD(new double[] { 20, 28, -12, 0.1 });
JacobiMethodD solver = new JacobiMethodD();
solver.MaxNumberOfIterations = 10;
solver.Epsilon = 0.1;
VectorD x = solver.Solve(A, null, b);
VectorD solution = MatrixD.SolveLinearEquations(A, b);
Assert.IsTrue(VectorD.AreNumericallyEqual(solution, x, 0.1));
Assert.IsFalse(VectorD.AreNumericallyEqual(solution, x));
Assert.Greater(10, solver.NumberOfIterations);
}
