Definition:Inverse Hyperbolic Tangent/Real

Definition
Let $S$ denote the open real interval:
 * $S := \openint {-1} 1$

Also see

 * Equivalence of Definitions of Real Inverse Hyperbolic Tangent


 * Definition:Real Inverse Hyperbolic Sine
 * Definition:Real Inverse Hyperbolic Cosine
 * Definition:Real Inverse Hyperbolic Cotangent
 * Definition:Real Inverse Hyperbolic Secant
 * Definition:Real Inverse Hyperbolic Cosecant