Inverse hyperbolic cosine: Representations through equivalent functions (subsection 27/02/05/10)

ArcCosh

$Mathematica Notation$

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

Involving cosh^-1(1/z+1^1/2) and cot^-1(z^1/2)

Involving cosh^-1(1/z+1^1/2) and cot^-1(1/z^1/2)