Definition:Inverse Hyperbolic Cosine/Real

Definition
Let $S$ denote the subset of the real numbers:
 * $S = \left\{{x \in \R: x \ge 1}\right\}$

Also known as
The inverse hyperbolic cosine function is also known as the hyperbolic arccosine function.

Also see

 * Equivalence of Definitions of Real Inverse Hyperbolic Cosine


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