# ATANH function

## Description

Inverse hyperbolic tangent function. ATANH(x) returns the inverse hyperbolic tangent of x. X must be in the ]-1..1[ range (between -1 and 1, excluding -1 and 1).

MedCalc

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Inverse hyperbolic tangent function. ATANH(x) returns the inverse hyperbolic tangent of x. X must be in the ]-1..1[ range (between -1 and 1, excluding -1 and 1).