English

A note on weak amenability for reduced free products of discrete quantum groups

Operator Algebras 2013-12-11 v3

Abstract

We prove that the Cowling-Haagerup constant of a reduced free product of weakly amenable discrete quantum groups with Cowling-Haagerup constant equal to 1 is again equal to 1.

Keywords

Cite

@article{arxiv.1111.5168,
  title  = {A note on weak amenability for reduced free products of discrete quantum groups},
  author = {Amaury Freslon},
  journal= {arXiv preprint arXiv:1111.5168},
  year   = {2013}
}

Comments

Shorter version with numbering matching the published one. An extended version is available in my PhD thesis