On actions of amenable groups on \(II_ 1\)-factors (Q803890)
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scientific article; zbMATH DE number 4198838
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | On actions of amenable groups on \(II_ 1\)-factors |
scientific article; zbMATH DE number 4198838 |
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On actions of amenable groups on \(II_ 1\)-factors (English)
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1990
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Given a \(H_ 1\)-factor M with separable predual and \(\alpha\), a free action of a countable amenable discrete group G on M, we show that the crossed product \(M\times_{\alpha}G\) has property \(\Gamma\) (resp. is McDuff) when M itself has property \(\Gamma\) (resp. is McDuff).
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separable
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free action of a countable amenable discrete group
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crossed product
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property \(\Gamma \)
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McDuff
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