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Proceedings of the American Mathematical Society

ISSN 1088-6826(online) ISSN 0002-9939(print)



Finite invariant measures on flows

Author: Robert S. Y. Wong
Journal: Proc. Amer. Math. Soc. 114 (1992), 167-170
MSC: Primary 46L35; Secondary 46L55
MathSciNet review: 1059639
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Abstract: We prove that an ergodic flow admits a finite invariant measure if and only if the Kreiger factor whose flow of weights is the flow contains a $ {\text{III}_1}$ subfactor which is the range of a faithful normal semifinite conditional expectation.

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