QR.Solve Method (Double[], Double)

QRSolve Method (Double, Double)

Returns the solution to the least-squares problem Ax = b using an input tolerance.

Namespace: Imsl.Math
Assembly: ImslCS (in ImslCS.dll) Version: 6.5.2.0

Syntax

public double[] Solve(
	double[] b,
	double tol
)

Public Function Solve ( 
	b As Double(),
	tol As Double
) As Double()

public:
array<double>^ Solve(
	array<double>^ b, 
	double tol
)

member Solve : 
        b : float[] * 
        tol : float -> float[]

b: Type: SystemDouble
A double array to be manipulated.
tol: Type: SystemDouble
A double scalar value used in determining the rank of A.

Type: Double
A double array containing the solution vector to Ax = b with components corresponding to the unused columns set to zero.

Exceptions

Exception	Condition
SingularMatrixException	is thrown when the upper triangular matrix R resulting from the QR factorization is singular