Erf(x)
The error function, defined as:
- [math]\displaystyle{ Erf(x) = {2\over\sqrt{\pi}} \int_0^x e^{-t^2} dt }[/math]
Library
Advanced math
See Also
- ErfInv -- the inverse error function
- CumNormal -- the closely related cumulative normal density function.
- Sigmoid -- another sigmoidal shape function
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