atanh

Calculates the inverse hyperbolic tangent of x, returning a value from ranging from -1 to 1.

Mathematically, atanh(x) = log( (1+x)/(1-x) ) / 2

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  1. real atanh(real x)
  2. creal atanh(ireal y)
    deprecated
    creal
    atanh
    (
    ireal y
    )
  3. creal atanh(creal z)

Detailed Description

Special Values
xacosh(x)
NaNNaN
±0±0
-∞-0

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