Sfun.Erf Method

Returns the error function of a double.

public static double Erf(
double x
);

A double value specifying the error function of x.

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.

$Plot of Erf(x)$