학술논문

Vanishing of $\ell^2$-Betti numbers of locally compact groups as an invariant of coarse equivalence
Document Type
Working Paper
Source
Fundamenta Mathematicae 243 (2018) , 301-311
Subject
Mathematics - Algebraic Topology
Mathematics - Group Theory
20F65, 22D99
Language
Abstract
We provide a proof that the vanishing of $\ell^2$-Betti numbers of unimodular locally compact second countable groups is an invariant of coarse equivalence.
Comment: Added Remark 13, to appear in Fundamenta Mathematicae