Super-rigid affine Fano varieties
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Titre | Super-rigid affine Fano varieties |
Type de publication | Journal Article |
Year of Publication | 2018 |
Auteurs | Cheltsov I, Dubouloz A, Park J |
Journal | COMPOSITIO MATHEMATICA |
Volume | 154 |
Pagination | 2462-2484 |
Date Published | NOV |
Type of Article | Article |
ISSN | 0010-437X |
Mots-clés | A(1)-cylinder, affine Fano variety, alpha-invariant, automorphism, birational automorphism, del Pezzo surface, Fano variety, finite quotient of affine space, G(a)-action, log Noether-Fano inequality, polar cylinder, purely log terminal, super-rigidity |
Résumé | We study a wide class of affine varieties, which we call affine Fano varieties. By analogy with birationally super-rigid Fano varieties, we define super-rigidity for affine Fano varieties, and provide many examples and non-examples of super-rigid affine Fano varieties. |
DOI | 10.1112/S0010437X18007534 |