Families of stable 3-folds in positive characteristic
Fuente:
arXiv
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| Auteur principal: | |
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| Format: | Preprint |
| Publié: |
2022
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| _version_ | 1866915831655432192 |
|---|---|
| author | Kollár, János |
| author_facet | Kollár, János |
| contents | We show that flat families of stable 3-folds do not lead to proper moduli spaces in any characteristic $p>0$. As a byproduct, we obtain log canonical 4-fold pairs, whose log canonical centers are not weakly normal. |
| format | Preprint |
| id |
arxiv_https___arxiv_org_abs_2206_02674 |
| institution | arXiv |
| publishDate | 2022 |
| record_format | arxiv |
| spellingShingle | Families of stable 3-folds in positive characteristic Kollár, János Algebraic Geometry We show that flat families of stable 3-folds do not lead to proper moduli spaces in any characteristic $p>0$. As a byproduct, we obtain log canonical 4-fold pairs, whose log canonical centers are not weakly normal. |
| title | Families of stable 3-folds in positive characteristic |
| topic | Algebraic Geometry |
| url | https://arxiv.org/abs/2206.02674 |