Definition:Area Hyperbolic Tangent/Symbol/arctanh

Area Hyperbolic Tangent: Symbol

A questionable symbol used to denote the area hyperbolic tangent function is $\operatorname {arctanh}$.

Sources

• 2008: David Nelson: The Penguin Dictionary of Mathematics (4th ed.) ... (previous) ... (next): arccosh, arcsinh, arctanh, etc.${}$