Mapping class groups and outer automorphism groups of free groups are C*-simple
算子代数
2007-05-23 v1
摘要
We prove that the reduced C*-algebras of centerless mapping class groups and outer automorphism groups of free groups are simple, as are the irreducible pure subgroups of mapping class groups and the analogous subgroups of outer automorphism groups of free groups.
引用
@article{arxiv.math/0306204,
title = {Mapping class groups and outer automorphism groups of free groups are C*-simple},
author = {Martin R. Bridson and Pierre de la Harpe},
journal= {arXiv preprint arXiv:math/0306204},
year = {2007}
}
备注
10 pages, amstex. J. Functional Analysis, to be published