The inverse hyperbolic tangent of z in Math. Defined by
\[ \operatorname{arctanh} ( \tanh z ) = z \]Real part on the real axis:
Imaginary part on the real axis:
Real part on the imaginary axis is zero.
Imaginary part on the imaginary axis:
Real part on the complex plane:
Imaginary part on the complex plane:
Absolute value on the complex plane:
Related functions: tanh arccoth
Function category: hyperbolic functions