Quantifying residual finiteness of arithmetic groups
Group Theory
2019-02-20 v1
Abstract
The normal Farb growth of a group quantifies how well-approximated the group is by its finite quotients. We show that any S-arithmetic subgroup of a higher rank Chevalley group G has normal Farb growth n^dim(G).
Cite
@article{arxiv.1008.3579,
title = {Quantifying residual finiteness of arithmetic groups},
author = {Khalid Bou-Rabee and Tasho Kaletha},
journal= {arXiv preprint arXiv:1008.3579},
year = {2019}
}
Comments
18 pages