Manuals/calci/ATANH

ATANH(Number)

Number is any value between -1 and 1.
- ATANH() returns the inverse hyperbolic tangent of a number.

Description

This function gives the Inverse Hyperbolic Tangent of a number.
Here 'z' is any number between -1 and 1. ie Failed to parse (MathML with SVG or PNG fallback (recommended for modern browsers and accessibility tools): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle -1<z<1}
Inverse Hyperbolic Tangent of a number is defined by Failed to parse (MathML with SVG or PNG fallback (recommended for modern browsers and accessibility tools): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle Atanh(z)=\frac{1}{2}\log_e(\frac{1+z}{1-z})}
TANH(-z)=-TANH(z). Also ATANH(TANH(z))=z
ATANH(1)=Infinty

ATANH(z)