On the vanishing cohomology problem for cocycle actions of groups on II_1 factors

DOI10.24033/ASENS.2461zbMath1478.46054arXiv1802.09964OpenAlexW2788337748MaRDI QIDQ4994432

Sorin Popa

Publication date: 18 June 2021

Published in: Annales Scientifiques de l'École Normale Supérieure (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1802.09964

zbMATH Keywords

amenable groupsvanishing cohomology\(\text{II}_1\) factorscocycle actions

Mathematics Subject Classification ID

General theory of von Neumann algebras (46L10) Noncommutative dynamical systems (46L55) Classification of factors (46L36)

Related Items (4)

The legacy of Vaughan Jones in 𝐼𝐼₁ factors ⋮ Ergodic states on type \(\mathrm{III}_1\) factors and ergodic actions ⋮ Classification of regular subalgebras of injective type III factors ⋮ \(W^\ast\)-representations of subfactors and restrictions on the Jones index

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