math.erfinv() function
math.erfinv() returns the inverse error function of x.
Function type signature
(x: float) => float
For more information, see Function type signatures.
Parameters
x
(Required) Value to operate on.
x should be greater than -1 and less than 1. Otherwise, the operation will
return NaN.
Examples
Return the inverse error function of a value
import "math"
math.erfinv(x: 0.22)// 0.19750838337227364
Use math.erfinv in map
import "math"
data
|> map(fn: (r) => ({r with _value: math.erfinv(x: r._value)}))
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