Python math.erf()

The math.erf() function returns the error function of a number.

Syntax

math.erf(n)

• n: A real number for which the error function is to be computed.

The math.erf() function accepts any real number from negative infinity to positive infinity as input and returns a value between -1 and 1, representing the error function of that number.

Example

In the example below, math.erf() returns the error function of 1:

import math

print(math.erf(1))

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The above code gives the following output:

0.8427007929497149

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Codebyte Example

Run the following example that uses the math.erf() function to understand its working:

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