English

Graphs of groups and the Atiyah conjecture for one-relator groups

Geometric Topology 2007-05-23 v2 Group Theory K-Theory and Homology Operator Algebras

Abstract

Paper withdrawn because of a gap in the proof of Proposition 3 of Thomas Schick: "Integrality of L2-Betti numbers", Math. Ann. 317, 727-750 (arXiv.org/abs/math.gt/0001101). Most results of the withdrawn paper were based on this proposition.

Keywords

Cite

@article{arxiv.math/0004156,
  title  = {Graphs of groups and the Atiyah conjecture for one-relator groups},
  author = {Warren Dicks and Thomas Schick},
  journal= {arXiv preprint arXiv:math/0004156},
  year   = {2007}
}

Comments

Paper withdrawn by the authors because of a gap in the proof of a result of Thomas Schick: "Integrality of L2-Betti numbers", which was crucially used in the withdrawn paper

R2 v1 2026-07-22T16:32:23.624Z