English

Weak amenability and simply connected Lie groups

Group Theory 2016-09-07 v1 Functional Analysis Operator Algebras

Abstract

Following an approach of Ozawa, we show that several semidirect products are not weakly amenable. As a consequence, we are able to characterize the simply connected Lie groups that are weakly amenable.

Keywords

Cite

@article{arxiv.1505.00984,
  title  = {Weak amenability and simply connected Lie groups},
  author = {Søren Knudby},
  journal= {arXiv preprint arXiv:1505.00984},
  year   = {2016}
}

Comments

9 pages. Comments welcome

R2 v1 2026-06-22T09:28:20.214Z