On the von Neumann algebra of an ergodic group action

On the von Neumann algebra of an ergodic group action
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Proc. Amer. Math. Soc. 66 (1977), 289-293

DOI: https://doi.org/10.1090/S0002-9939-1977-0460599-3

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We give a criterion that an ergodic action be amenable in terms of the operator algebra associated to it by the Murray-von Neumann construction.

References

Les algèbres d’opérateurs dans l’espace Hilbertien

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