public static void Main(string[] args)
{
var mb = new MatrixBuilder();
var test = mb
.AddRow(0,0,0, 869.2285m, -389.4894m)
.AddRow(0,0, -72298.3571m, 21209.3772m, -389.4894m).Build();
test.Sort();
var expected = mb
.AddRow(1, 0, 0, 0, 4.382236855892512m)
.AddRow(0, 1, 0, 0, 0.008720130889729148m)
.AddRow(0, 0, 1, 0, -0.16833492232696723m)
.AddRow(0, 0, 0, 1, -0.44808630563510005m).Build();
var testMatrix = mb
.AddRow(12, 3123, 123, 123, 4)
.AddRow(123, 12, 3123, 21, 4)
.AddRow(13, 124, 4, 12, 52)
.AddRow(123, 124, 643, 754, 94).Build();
var solver = new Solver(testMatrix);
var consistent = solver.Solve();
var actual = solver.Matrix;
Debug.WriteLine("###################");
Console.ReadKey(true);
}
public void SolveInconsistentMatrix()
{
var mb = new MatrixBuilder();
var testMatrix = mb
.AddRow(1, 2, 3)
.AddRow(4, 5, 6)
.AddRow(0, 0, 4).Build();
var solver = new Solver(testMatrix);
var consistent = solver.Solve();
Assert.False(consistent);
}
public void SolveConsistentMatrix()
{
var mb = new MatrixBuilder();
var expected = mb
.AddRow(1, 0, -1)
.AddRow(0, 1, 2).Build();
var testMatrix = mb
.AddRow(1, 2, 3)
.AddRow(4, 5, 6).Build();
var solver = new Solver(testMatrix);
var consistent = solver.Solve();
var actual = solver.Matrix;
Assert.Equal(expected, actual);
Assert.True(consistent);
}
public void SolveTwoFreeVariablesMatrix()
{
var mb = new MatrixBuilder();
var expected = mb
.AddRow(1, 0, -1, -2, -3)
.AddRow(0, 1, 2, 3, 4)
.AddRow(0, 0, 0, 0, 0).Build();
var testMatrix = mb
.AddRow(1, 2, 3, 4, 5)
.AddRow(6, 7, 8, 9, 10)
.AddRow(11, 12, 13, 14, 15).Build();
var solver = new Solver(testMatrix);
var consistent = solver.Solve();
var actual = solver.Matrix;
Assert.Equal(expected, actual);
Assert.True(consistent);
}
public void SolveFreeVariableMatrix()
{
var mb = new MatrixBuilder();
var expected = mb
.AddRow(1, 1, 1)
.AddRow(0, 0, 0)
.AddRow(0, 0, 0).Build();
var testMatrix = mb
.AddRow(1, 1, 1)
.AddRow(1, 1, 1)
.AddRow(1, 1, 1).Build();
var solver = new Solver(testMatrix);
var consistent = solver.Solve();
var actual = solver.Matrix;
Assert.Equal(expected, actual);
Assert.True(consistent);
}
public void SolveMatrixWithManyDecimals()
{
var mb = new MatrixBuilder();
var expected = mb
.AddRow(1, 0, 0, 0, 4.382236855892512m)
.AddRow(0, 1, 0, 0, 0.008720130889729148m)
.AddRow(0, 0, 1, 0, -0.16833492232696723m)
.AddRow(0, 0, 0, 1, -0.44808630563510005m).Build();
var testMatrix = mb
.AddRow(12, 3123, 123, 123, 4)
.AddRow(123, 12, 3123, 21, 4)
.AddRow(13, 124, 4, 12, 52)
.AddRow(123, 124, 643, 754, 94).Build();
var solver = new Solver(testMatrix);
var consistent = solver.Solve();
var actual = solver.Matrix;
Assert.Equal(expected, actual);
Assert.True(consistent);
}