SOME REMARKS ON CONES OF PARTIALLY AMPLE DIVISORS

被引：0
|
作者：
Laterveer, Robert [1 ]
机构：
[1] Univ Strasbourg, Inst Rech Math Avancee, 7 Rue Rene Descartes, F-67084 Strasbourg, France
来源：
KYUSHU JOURNAL OF MATHEMATICS | 2016年 / 70卷 / 01期
关键词：
partially ample divisors; ample cone; Fano varieties; minimal model program; STABLE BASE LOCI; PROJECTIVE VARIETY; CONTRACTIONS; COHOMOLOGY; SECTION; CURVES; RAYS;
D O I：
10.2206/kyushujm.70.47
中图分类号：
O1 [数学];
学科分类号：
0701 ; 070101 ;
摘要：
We study the cones of q-ample divisors qAmp. In favourable cases, we identify a part where the closure (qAmp) over bar and the nef cone have the same boundary. This is especially interesting for Fano (or almost Fano) varieties.
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页码：47 / 61
页数：15
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