English

A non-weakly amenable Banach algebra whose bidual is weakly amenable

Functional Analysis 2010-12-06 v2

Abstract

We answer, in the negative, the question: Does a Banach algebra inherit weak amenability from its bidual?, which was open since 1996.

Cite

@article{arxiv.1011.1022,
  title  = {A non-weakly amenable Banach algebra whose bidual is weakly amenable},
  author = {H. R. Ebrahimi Vishki},
  journal= {arXiv preprint arXiv:1011.1022},
  year   = {2010}
}

Comments

This paper has been withdrawn

R2 v1 2026-06-21T16:38:42.908Z