Symbols:E/Error Function
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Error Function
- $\erf$
The error function is the following improper integral, considered as a real function $\erf : \R \to \R$:
- $\map {\erf} x = \ds \dfrac 2 {\sqrt \pi} \int_0^x \map \exp {-t^2} \rd t$
where $\exp$ is the real exponential function.
Its $\LaTeX$ code is erf
.
Sources
- 2008: David Nelson: The Penguin Dictionary of Mathematics (4th ed.) ... (previous) ... (next): erf