Finite subgroups of automorphisms of free products
Group Theory
2025-06-23 v3
Abstract
We study finite subgroups of outer automorphisms of free products. We give upper bounds for the orders of these finite subgroups as well as bounds for the orders of individual torsion outer automorphisms under some (necessary) conditions for the free factors.
Cite
@article{arxiv.2310.19529,
title = {Finite subgroups of automorphisms of free products},
author = {Ioannis Papavasileiou and Dionysios Syrigos},
journal= {arXiv preprint arXiv:2310.19529},
year = {2025}
}
Comments
13 pages Last version: Small presentational changes