Hyers-Ulam stability of loxodromic Möbius difference equation

Young Woo Nam

Hyers-Ulam of the sequence $\{z_n{\}}_{n\in \mathbb{N}}$ satisfying the difference equation $z_{i+1}=g(z_i)$ where $g(z)=\frac{az+b}{cz+d}$ with complex numbers $a$,…