<i>X</i> -ROKHLIN PROPERTY FOR ACTIONS OF COUNTABLE DISCRETE GROUPS

Abstract We extend the definition of the X -Rokhlin property to countable discrete groups and prove some permanence properties. If the action of a countable discrete group on X is free and minimal and the action of this group on the separable simple $C^*$ -algebra has the X -Rokhlin property, then the reduced crossed product is simple.

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Publication Details

Journal
Bulletin of the Australian Mathematical Society
Published
2025-07-04
DOI
https://doi.org/10.1017/s0004972725100245
Primary Topic
Advanced Operator Algebra Research
Type
article
Field-Weighted Citation Impact
0.00
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article

X -ROKHLIN PROPERTY FOR ACTIONS OF COUNTABLE DISCRETE GROUPS

Xin Cao, Xiaochun Fang
Bulletin of the Australian Mathematical Society
Advanced Operator Algebra Research
article

X -ROKHLIN PROPERTY FOR ACTIONS OF COUNTABLE DISCRETE GROUPS

Xin Cao, Xiaochun Fang
article en

Abstract

Abstract We extend the definition of the X -Rokhlin property to countable discrete groups and prove some permanence properties. If the action of a countable discrete group on X is free and minimal and the action of this group on the separable simple $C^*$ -algebra has the X -Rokhlin property, then the reduced crossed product is simple.

Bulletin of the Australian Mathematical SocietyVol. 113(2)
Tongji University (CN)
Openalex Percentile: Top 78%
Advanced Operator Algebra Research
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<i>X</i> -ROKHLIN PROPERTY FOR ACTIONS OF COUNTABLE DISCRETE GROUPS — Xin Cao, Xiaochun Fang · Bulletin of the Australian Mathematical Society (2025) | TGRS Research Map | TGRS