On sofic groups
群论
2007-05-23 v1
摘要
Answering some queries of Weiss, we prove that the free product and amenable extensions of sofic groups are sofic as well, and give an example of a finitely generated sofic group that is not residually amenable.
引用
@article{arxiv.math/0305352,
title = {On sofic groups},
author = {G. Elek and E. Szabo},
journal= {arXiv preprint arXiv:math/0305352},
year = {2007}
}
备注
11 pages