English

Fixed subgroups in direct products of surface groups of Euclidean type

Group Theory 2018-12-11 v1

Abstract

We give an explicit characterization of which direct products GG of surface groups of Euclidean type satisfy that the fixed subgroup of any automorphism (or endomorphism) of GG is compressed, and of which is it always inert.

Keywords

Cite

@article{arxiv.1812.03204,
  title  = {Fixed subgroups in direct products of surface groups of Euclidean type},
  author = {Jianchun Wu and Enric Ventura and Qiang Zhang},
  journal= {arXiv preprint arXiv:1812.03204},
  year   = {2018}
}