Inverse hyperbolic cosine: Representations through equivalent functions (subsection 27/02/03/16)

ArcCosh

$Mathematica Notation$

Involving cosh^-1((a-z)^1/2/(-2 z)^1/2)

Involving cosh^-1((1-z)^1/2/(-2 z)^1/2) and cos^-1(1/z)

Involving cosh^-1((-z-1)^1/2/(-2 z)^1/2) and cos^-1(1/z)