# math.erf~

###### error function for signals

*available since version:* 0.9

In statistics, for non-negative values of x, the error function has the following interpretation: for a random variable Y that is normally distributed with mean 0 and variance 1/2, erf x is the probability that Y falls in the range [−x, x]

## inlets:

## outlets:

- output signal

*type:* audio

## keywords:

math
error
gauss

**See also:**
[math.erf]

**Authors:** Serge Poltavsky

**License:** GPL3 or later