Characterizing Biautomatic Groups
Group Theory
2021-05-18 v1
Abstract
This paper corrects the characterisation of biautomatic groups presented in Lemma 2.5.5 in the book Word Processing in Groups by Epstein et al. We present a counterexample to the lemma, and we reformulate the lemma to give a valid characterisation of biautomatic groups.
Cite
@article{arxiv.2105.07509,
title = {Characterizing Biautomatic Groups},
author = {Aischa Amrhein},
journal= {arXiv preprint arXiv:2105.07509},
year = {2021}
}