L2-Betti Numbers ofC*-Tensor Categories Associated with Totally Disconnected Groups

DOI10.1093/IMRN/RNAB066zbMath1500.46049arXiv2001.10757OpenAlexW3146394898MaRDI QIDQ5089501

Matthias Valvekens

Publication date: 19 July 2022

Published in: International Mathematics Research Notices (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/2001.10757

zbMATH Keywords

homologyHecke pair$C^*$-tensor category$L^2$-Betti numbersquasi-regular subfactortotally disconnnected group

Mathematics Subject Classification ID

Geometric group theory (20F65) General theory of von Neumann algebras (46L10) Homology and cohomology theories in algebraic topology (55N99) Fusion categories, modular tensor categories, modular functors (18M20) Kazhdan's property (T), the Haagerup property, and generalizations (22D55)

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