Lefschetz theorems in flat cohomology and applications
Fuente:
arXiv
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| Autori principali: | , |
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| Natura: | Preprint |
| Pubblicazione: |
2022
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| Soggetti: | |
| Accesso online: | |
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| _version_ | 1866912124619456512 |
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| author | Cotner, Sean Zavyalov, Bogdan |
| author_facet | Cotner, Sean Zavyalov, Bogdan |
| contents | We prove a version of the Lefschetz hyperplane theorem for fppf cohomology with coefficients in any finite commutative group scheme over the ground field. As consequences, we establish new Lefschetz results for the Picard scheme. |
| format | Preprint |
| id |
arxiv_https___arxiv_org_abs_2204_06121 |
| institution | arXiv |
| publishDate | 2022 |
| record_format | arxiv |
| spellingShingle | Lefschetz theorems in flat cohomology and applications Cotner, Sean Zavyalov, Bogdan Algebraic Geometry We prove a version of the Lefschetz hyperplane theorem for fppf cohomology with coefficients in any finite commutative group scheme over the ground field. As consequences, we establish new Lefschetz results for the Picard scheme. |
| title | Lefschetz theorems in flat cohomology and applications |
| topic | Algebraic Geometry |
| url | https://arxiv.org/abs/2204.06121 |