Elemental Intrinsic Function (Generic): Returns the error function of an argument.
Syntax
result = ERF (x)
x
(Input) Must be of type real.
Results
The result type is the same as x. The result is in the range -1 to 1.
ERF returns the error function of x defined as follows:
| Specific Name | Argument Type | Result Type |
|---|---|---|
| ERF | REAL(4) | REAL(4) |
| DERF | REAL(8) | REAL(8) |
| QERF | REAL(16) | REAL(16) |
See Also
Example
ERF (1.0) has the value 0.842700794.