pith. sign in

arxiv: 1005.2347 · v2 · pith:LEPN677Inew · submitted 2010-05-13 · 🧮 math.GR · math.CO· math.OA

Free Lamplighter Groups and a Question of Atiyah

classification 🧮 math.GR math.COmath.OA
keywords atiyahfreegroupslamplighterquestionadjacencyanswercompute
0
0 comments X
read the original abstract

We compute the von Neumann dimensions of the kernels of adjacency operators on free lamplighter groups and show that they are irrational, thus providing an elementary constructive answer to a question of Atiyah.

This paper has not been read by Pith yet.

discussion (0)

Sign in with ORCID, Apple, or X to comment. Anyone can read and Pith papers without signing in.