Small Value of cohomological dimension of group homomorphisms
Fuente:
arXiv
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| Autore principale: | |
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| Natura: | Preprint |
| Pubblicazione: |
2025
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| _version_ | 1866912591479046144 |
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| author | Kuanyshov, Nursultan |
| author_facet | Kuanyshov, Nursultan |
| contents | We give the characterisation of cohomological dimension of group homomorphisms. In particular, we show the analogue of the Stallings-Swan theorem in the case of group epimorphisms. |
| format | Preprint |
| id |
arxiv_https___arxiv_org_abs_2509_14615 |
| institution | arXiv |
| publishDate | 2025 |
| record_format | arxiv |
| spellingShingle | Small Value of cohomological dimension of group homomorphisms Kuanyshov, Nursultan Algebraic Topology 20J06, 55M30 We give the characterisation of cohomological dimension of group homomorphisms. In particular, we show the analogue of the Stallings-Swan theorem in the case of group epimorphisms. |
| title | Small Value of cohomological dimension of group homomorphisms |
| topic | Algebraic Topology 20J06, 55M30 |
| url | https://arxiv.org/abs/2509.14615 |