Co-Hopfian virtually free groups and elementary equivalence
Group Theory
2021-12-09 v1 Logic
Abstract
We prove that two co-Hopfian finitely generated virtually free groups are elementarily equivalent if and only if they are isomorphic. We also prove that co-Hopfian finitely generated virtually free groups are homogeneous in the sense of model theory.
Keywords
Cite
@article{arxiv.2112.04072,
title = {Co-Hopfian virtually free groups and elementary equivalence},
author = {Simon André},
journal= {arXiv preprint arXiv:2112.04072},
year = {2021}
}