Action of T-groups on von Neumann algebras and factors with countable fundamental groups

DOI10.1007/BF01086027zbMath0584.46054OpenAlexW2034075419MaRDI QIDQ1070496

N. I. Nessonov, Valentin Ya. Golodets, Sergey L. Gefter

Publication date: 1985

Published in: Functional Analysis and its Applications (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/bf01086027

zbMATH Keywords

fundamental groupsubfactorcrossed productproperty T\(II_ 1\)-factor with separable predualICC groupouter action of the discrete grouppreserving a faithful normal traceTICC group

Mathematics Subject Classification ID

General theory of von Neumann algebras (46L10) Noncommutative dynamical systems (46L55) Classifications of (C^*)-algebras (46L35)

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Cites Work

• On isolated points in the dual spaces of locally compact groups