erfinv()
Returns the inverse error function as a real number
Syntax
y = erfinv(x)
Arguments
| Name | Description | Range | Type | Required |
|---|---|---|---|---|
| x | number | [-1, 1]† | integer, real | yes |
| † For numbers outside the range, erfinv returns < -+infinity> . If x is +1, erfinv returns < infinity> . If x is -1, then < -infinity> | ||||
Examples
res= erfinv(-0.4)
returns -0.371
res= erfinv(0.8)
returns 0.906
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