ArcTanh

ArcTanh[z] gives the inverse hyperbolic tangent tanh⁻¹(z) of the complex number z.

Examples

Compute the inverse hyperbolic tangent:

ArcTanh[0.5]
(* 0.549306 *)

Symbolic evaluation:

ArcTanh[0]
(* 0 *)

Please visit the official Wolfram Language Reference for more details.