A weak Zassenhaus lemma for discrete subgroups of Diff(I)
Group Theory
2013-10-03 v2 Dynamical Systems
Abstract
We prove a weaker version of Zassenhaus Lemma (also known as Margulis Lemma) for subgroups of Diff(I). We also show that a group with commutator subgroup containing a free subsemigroup does not admit a C_0-discrete faithful representation in Diff(I).
Keywords
Cite
@article{arxiv.1211.1086,
title = {A weak Zassenhaus lemma for discrete subgroups of Diff(I)},
author = {Azer Akhmedov},
journal= {arXiv preprint arXiv:1211.1086},
year = {2013}
}
Comments
Several presentational changes made. (by the suggestions of the referees)