Asymptotic dimension and hyperfiniteness of generic Cantor actions
We show that for a countable discrete group which is locally of finite asymptotic dimension, the generic continuous action on Cantor space has hyperfinite orbit equivalence relation. In particular, this holds for free groups, answering a question of Frisch-Kechris-Shinko-Vidny\'anszky.
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Zusammenfassung: | We show that for a countable discrete group which is locally of finite
asymptotic dimension, the generic continuous action on Cantor space has
hyperfinite orbit equivalence relation. In particular, this holds for free
groups, answering a question of Frisch-Kechris-Shinko-Vidny\'anszky. |
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DOI: | 10.48550/arxiv.2409.03078 |