The isomorphism problem for group actions
Fuente:
arXiv
Gespeichert in:
| Hauptverfasser: | , |
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| Format: | Preprint |
| Veröffentlicht: |
2025
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| _version_ | 1866908441068437504 |
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| author | Foreman, Matthew Weiss, Benjamin |
| author_facet | Foreman, Matthew Weiss, Benjamin |
| contents | We discuss the isomorphism problem for ergodic actions of locally compact groups. In particular we show that the conjugacy relation is not Borel for ergodic measure preserving actions of indicable groups. |
| format | Preprint |
| id |
arxiv_https___arxiv_org_abs_2507_06257 |
| institution | arXiv |
| publishDate | 2025 |
| record_format | arxiv |
| spellingShingle | The isomorphism problem for group actions Foreman, Matthew Weiss, Benjamin Dynamical Systems Logic We discuss the isomorphism problem for ergodic actions of locally compact groups. In particular we show that the conjugacy relation is not Borel for ergodic measure preserving actions of indicable groups. |
| title | The isomorphism problem for group actions |
| topic | Dynamical Systems Logic |
| url | https://arxiv.org/abs/2507.06257 |