PhiUM {gyro}

Isomorphism from Möbius gyrovector space to Ungar gyrovector space

Description

Isomorphism from the Möbius gyrovector space to the Ungar gyrovector space.

Usage

PhiUM(A, s = 1)

Arguments

A

a point whose norm is lower than s

s

positive number, the radius of the Poincaré ball

Value

The point of the Ungar gyrovector space corresponding to A by isomorphism.