A boundedness result for toric log Del Pezzo surfaces

被引:0
|
作者
Dimitrios I. Dais
Benjamin Nill
机构
[1] University of Crete,Department of Mathematics, Division Algebra and Geometry
[2] Freie Universität Berlin,Institut für Mathematik, Arbeitsgruppe Gitterpolytope
来源
Archiv der Mathematik | 2008年 / 91卷
关键词
Log Del Pezzo surfaces; Picard number; toric varieties; 14M25; 52B20; 14J26; 14Q10;
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摘要
In this paper we give an upper bound for the Picard number of the rational surfaces which resolve minimally the singularities of toric log Del Pezzo surfaces of given index ℓ. This upper bound turns out to be a quadratic polynomial in the variable ℓ.
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页码:526 / 535
页数:9
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