most citedOn co-amenability for groups and von Neumann algebras

21 citations · 21 across the 1 of their papers we have counts for

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1 paper

math.GR2003★ 21 cited

On co-amenability for groups and von Neumann algebras

Nicolas Monod, Sorin Popa

We first show that co-amenability does not pass to subgroups, answering a question asked by Eymard in 1972. We then address co-amenability for von Neumann algebras, describing nota…