A note on the finitely generated fixed subgroup property

Jialin Lei, Jiming Ma, Qiang Zhang

We study when a group of form $G\times {\mathbb{Z}}^m(m\ge 1)$ has the finitely generated fixed subgroup property of automorphisms (${\mathrm{FGFP}}_{\mathrm{a}}$), by using the BNS-invariant, and p…