Cohomology of hyperfinite Borel actions

DOI10.4171/GGD/633zbMath1491.37002arXiv2001.09205OpenAlexW4205226147MaRDI QIDQ2076077

Shrey Sanadhya, Sergey Bezuglyi

Publication date: 18 February 2022

Published in: Groups, Geometry, and Dynamics (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/2001.09205

zbMATH Keywords

cocycleodometerBorel automorphismcoboundaryhyperfinite countable Borel equivalence relation

Mathematics Subject Classification ID

Descriptive set theory (topological aspects of Borel, analytic, projective, etc. sets) (54H05) Dynamical systems involving transformations and group actions with special properties (minimality, distality, proximality, expansivity, etc.) (37B05) Algebraic ergodic theory, cocycles, orbit equivalence, ergodic equivalence relations (37A20) Nonsingular (and infinite-measure preserving) transformations (37A40)

Cites Work

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