Excel ERF Function

Function              ERF

Description        Excel ERF function calculates the Error Function, integrated between two supplied limits.

Error Function

The Error function is given by the equation:

Syntax                  ERF( lower_limit, [upper_limit] )

lower_limit               The lower limit of the integral.

[upper_limit]           An optional argument which, if supplied, gives the upper limit of the integral.

If the [upper_limit] argument is omitted, the integral between 0 and the supplied lower_limit is returned.

Example:

Usage Notes:

• If lower_limit is nonnumeric, ERF returns the #VALUE! error value.
• If upper_limit is nonnumeric, ERF returns the #VALUE! error value.