On the outer automorphism groups of finitely generated, residually finite groups
Group Theory
2018-10-25 v1
Abstract
Bumagin-Wise posed the question of whether every countable group can be realised as the outer automorphism group of a finitely generated, residually finite group. We give a partial answer to this problem for recursively presentable groups.
Keywords
Cite
@article{arxiv.1412.5358,
title = {On the outer automorphism groups of finitely generated, residually finite groups},
author = {Alan D. Logan},
journal= {arXiv preprint arXiv:1412.5358},
year = {2018}
}
Comments
13 pages. Final version