Inverse hyperbolic secant : Representations through equivalent functions (subsection 27/02/10/17)

ArcSech

$Mathematica Notation$

Involving sech^-1(z²-1/z²^1/2)

Involving sech^-1(z²-1/z²^1/2) and tanh^-1(z)

Involving sech^-1(z²-1/z²^1/2) and tanh^-1(1/z)