与自由群相关的点灯人群的真作用
群论
2007-11-10 v2
摘要
给定一个有限群 和一个自由群 ,我们证明了 wreath product 容许在 Hilbert 空间上的度量真等距作用。
引用
@article{arxiv.0707.2039,
title = {Proper actions of lamplighter groups associated with free groups},
author = {Yves De Cornulier and Yves Stalder and Alain Valette},
journal= {arXiv preprint arXiv:0707.2039},
year = {2007}
}
备注
6 pages. The part on Hilbert space compression from the first version of this paper, will be incorporated into a more elaborate paper on the subject