Singular del Pezzo surfaces and isotropic flag varieties
Fuente:
arXiv
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| Hauptverfasser: | , |
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| Format: | Preprint |
| Veröffentlicht: |
2026
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| _version_ | 1866908761662160896 |
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| author | Bianco, Michele Conde, Luis E. Solá |
| author_facet | Bianco, Michele Conde, Luis E. Solá |
| contents | We compute the Chow quotient of the complete flag variety of isotropic subspaces of a four dimensional complex vector space with respect to a skew/symmetric form, and show that it is a singular del Pezzo surface of degree four. |
| format | Preprint |
| id |
arxiv_https___arxiv_org_abs_2601_08704 |
| institution | arXiv |
| publishDate | 2026 |
| record_format | arxiv |
| spellingShingle | Singular del Pezzo surfaces and isotropic flag varieties Bianco, Michele Conde, Luis E. Solá Algebraic Geometry Primary 14L30, 14E30, Secondary 14J30, 14L24 We compute the Chow quotient of the complete flag variety of isotropic subspaces of a four dimensional complex vector space with respect to a skew/symmetric form, and show that it is a singular del Pezzo surface of degree four. |
| title | Singular del Pezzo surfaces and isotropic flag varieties |
| topic | Algebraic Geometry Primary 14L30, 14E30, Secondary 14J30, 14L24 |
| url | https://arxiv.org/abs/2601.08704 |