public void NullParameterTestforConstructor4()
{
FloatLevinson fl = new FloatLevinson(LC5.ToArray(), null as ROFloatVector);
}
public void ZeroLengthVectorTestsforConstructor1()
{
FloatVector fv = new FloatVector(1, 0.0f);
fv.RemoveAt(0);
FloatLevinson fl = new FloatLevinson(fv, fv);
}
public void OrderPropertyTest()
{
FloatLevinson fl = new FloatLevinson(LC5, TR5);
Assert.IsTrue(fl.Order == 5);
}
public void SingularityPropertyTest2()
{
FloatVector LC = new FloatVector(new float[]{4.0f, 2.0f, 1.0f, 0.0f});
FloatVector TR = new FloatVector(new float[]{4.0f, 8.0f, 2.0f, 1.0f});
FloatLevinson fl = new FloatLevinson(LC,TR);
Assert.IsTrue(fl.IsSingular);
}
public void FirstElementTestforConstructor2()
{
FloatVector fv = new FloatVector(3, 1.0f);
FloatLevinson fl = new FloatLevinson(LC3.ToArray(), fv.ToArray());
}
public void GetTopRowTest()
{
FloatLevinson fl = new FloatLevinson(LC5, TR5);
FloatVector TR = fl.GetTopRow();
Assert.IsTrue(TR5.Equals(TR));
}
public void MismatchRowsTestforSolveMatrix()
{
FloatLevinson fl = new FloatLevinson(LC10, TR10);
FloatMatrix X = fl.Solve(I5);
}
public void MismatchVectorLengthTestsforConstructor2()
{
FloatLevinson fl = new FloatLevinson(LC2.ToArray(), TR3.ToArray());
}
public void SolveVector10()
{
int i;
float e, me;
FloatLevinson fl = new FloatLevinson(LC10, TR10);
FloatVector X = fl.Solve(Y10);
// determine the maximum error
me = 0.0f;
for (i = 0; i < fl.Order; i++)
{
e = System.Math.Abs((X10[i] - X[i]) / X10[i]);
if (e > me)
{
me = e;
}
}
Assert.IsTrue(me < Tolerance10, "Maximum Error = " + me.ToString());
}
public void NullParameterTestforSolveMatrix()
{
FloatLevinson fl = new FloatLevinson(LC10, TR10);
FloatMatrix X = fl.Solve(null as FloatMatrix);
}
public void MismatchRowsTestforSolveVector()
{
FloatLevinson fl = new FloatLevinson(LC10, TR10);
FloatVector X = fl.Solve(X5);
}
public void NullParameterTestforSolveVector()
{
FloatLevinson fl = new FloatLevinson(LC10, TR10);
FloatVector X = fl.Solve(null as FloatVector);
}
public void GetDeterminantMethodTest10()
{
// calculate determinant from diagonal
FloatLevinson fl = new FloatLevinson(LC10, TR10);
// check results match
float e = System.Math.Abs( (fl.GetDeterminant() - Det10)/Det10 );
Assert.IsTrue(e < Tolerance10);
}
public void ZeroLengthVectorTestsforConstructor2()
{
float[] fv = new float[0];
FloatLevinson fl = new FloatLevinson(fv, fv);
}
public void SolveMatrix5()
{
int i, j;
float e, me;
FloatLevinson fl = new FloatLevinson(LC5, TR5);
// check inverse
FloatMatrix I = fl.Solve(FloatMatrix.CreateIdentity(5));
me = 0.0f;
for (i = 0; i < fl.Order; i++)
{
for (j = 0; j < fl.Order; j++)
{
e = System.Math.Abs((I5[i, j] - I[i, j]) / I5[i, j]);
if (e > me)
{
me = e;
}
}
}
Assert.IsTrue(me < Tolerance5, "Maximum Error = " + me.ToString());
}
public void MismatchVectorLengthTestsforConstructor1()
{
FloatLevinson fl = new FloatLevinson(LC2, TR3);
}
public void GetInverse10()
{
int i, j;
float e, me;
FloatLevinson fl = new FloatLevinson(LC10, TR10);
// check inverse
FloatMatrix I = fl.GetInverse();
me = 0.0f;
for (i = 0; i < fl.Order; i++)
{
for (j = 0; j < fl.Order; j++)
{
e = System.Math.Abs((I10[i, j] - I[i, j]) / I10[i, j]);
if (e > me)
{
me = e;
}
}
}
Assert.IsTrue(me < Tolerance10, "Maximum Error = " + me.ToString());
}
public void FirstElementTestforConstructor1()
{
FloatVector fv = new FloatVector(3, 1.0f);
FloatLevinson fl = new FloatLevinson(LC3, fv);
}
public void NullParameterTestforConstructor1()
{
FloatLevinson fl = new FloatLevinson(null as FloatVector, TR5);
}
public void GetLeftColumnTest()
{
FloatLevinson fl = new FloatLevinson(LC5, TR5);
FloatVector LC = fl.GetLeftColumn();
Assert.IsTrue(LC5.Equals(LC));
}
public void NullParameterTestforConstructor2()
{
FloatLevinson fl = new FloatLevinson(LC5, null as FloatVector);
}
public void GetMatrixMemberTest()
{
FloatLevinson fl = new FloatLevinson(LC5, TR5);
FloatMatrix flfm = fl.GetMatrix();
for (int row = 0; row < TR5.Length; row++)
{
for (int column = 0; column < TR5.Length; column++)
{
if (column < row)
{
Assert.IsTrue(flfm[row, column] == LC5[row - column]);
}
else
{
Assert.IsTrue(flfm[row, column] == TR5[column - row]);
}
}
}
}
public void NullParameterTestforConstructor3()
{
FloatLevinson fl = new FloatLevinson(null as ROFloatVector, TR5.ToArray());
}
public void DecompositionTest2()
{
int i, j;
float e, me;
FloatLevinson fl = new FloatLevinson(LC2, TR2);
FloatMatrix U = fl.U;
FloatMatrix D = fl.D;
FloatMatrix L = fl.L;
// check the upper triangle
me = 0.0f;
for (i = 0; i < fl.Order; i++)
{
for (j = 0; j < fl.Order; j++)
{
if (B2[i, j] != U[i, j])
{
e = System.Math.Abs((B2[i, j] - U[i, j]) / B2[i, j]);
if (e > me)
{
me = e;
}
}
}
}
Assert.IsTrue(me < Tolerance2, "Maximum Error = " + me.ToString());
// check the lower triangle
me = 0.0f;
for (i = 0; i < fl.Order; i++)
{
for (j = 0; j < fl.Order; j++)
{
if (A2[i, j] != L[i, j])
{
e = System.Math.Abs((A2[i, j] - L[i, j]) / A2[i, j]);
if (e > me)
{
me = e;
}
}
}
}
Assert.IsTrue(me < Tolerance2, "Maximum Error = " + me.ToString());
// check the diagonal
me = 0.0f;
for (i = 0; i < fl.Order; i++)
{
e = System.Math.Abs((D2[i] - D[i, i]) / D2[i]);
if (e > me)
{
me = e;
}
}
Assert.IsTrue(me < Tolerance2, "Maximum Error = " + me.ToString());
}
public void SingularityPropertyTest1()
{
FloatLevinson fl = new FloatLevinson(LC4,TR4);
Assert.IsFalse(fl.IsSingular);
}
