NonlinLeastSquares.SetXscale Method

NonlinLeastSquaresSetXscale Method

Set the diagonal scaling matrix for the variables.

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

Syntax

public void SetXscale(
	double[] xscale
)

Public Sub SetXscale ( 
	xscale As Double()
)

public:
void SetXscale(
	array<double>^ xscale
)

member SetXscale : 
        xscale : float[] -> unit

xscale: Type: SystemDouble
A double array specifying the diagonal scaling matrix for the variables. xscale is used in scaling the gradient and the distance between two points. See properties GradientTolerance and StepTolerance for more detail.

Exceptions

Exception	Condition
ArgumentException	is thrown if any of the elements of xscale is less than or equal to 0

Remarks

By default, the identity is used.