Sfun.Erf Method

SfunErf Method

Returns the error function of a double.

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

Syntax

public static double Erf(
	double x
)

Public Shared Function Erf ( 
	x As Double
) As Double

public:
static double Erf(
	double x
)

static member Erf : 
        x : float -> float

Type: Double
A double value specifying the error function of x.

Remarks

The error function method, Erf(x), is defined to be

${\rm{erf}}\left( x \right) = {2 \over {\sqrt \pi }}\int_0^x {e^{ - t^2 } } dt$

All values of x are legal.

$Plot of Erf(x)$