The sectional number of a group homomorphism
Fuente:
arXiv
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| Auteurs principaux: | , |
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| Format: | Preprint |
| Publié: |
2025
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| _version_ | 1866909797317607424 |
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| author | Zapata, Cesar A. Ipanaque Palacios, Joe |
| author_facet | Zapata, Cesar A. Ipanaque Palacios, Joe |
| contents | We explore the notion of sectional number of a group homomorphism, leading to a generalization of the covering number of a group, and present several characterizations when the sectional number is finite, providing estimates for computing this invariant. |
| format | Preprint |
| id |
arxiv_https___arxiv_org_abs_2509_15407 |
| institution | arXiv |
| publishDate | 2025 |
| record_format | arxiv |
| spellingShingle | The sectional number of a group homomorphism Zapata, Cesar A. Ipanaque Palacios, Joe Group Theory We explore the notion of sectional number of a group homomorphism, leading to a generalization of the covering number of a group, and present several characterizations when the sectional number is finite, providing estimates for computing this invariant. |
| title | The sectional number of a group homomorphism |
| topic | Group Theory |
| url | https://arxiv.org/abs/2509.15407 |