Conic bundle structures on Q-Fano threefolds

被引：0
|
作者：
Prokhorov, Yuri [1 ,2 ,3 ]
机构：
[1] Steklov Math Inst RAS, 8 Gubkina St, Moscow 119991, Russia
[2] HSE Univ, Lab Algebr Geometry, 6 Usacheva Str, Moscow 119048, Russia
[3] Moscow MV Lomonosov State Univ, Fac Mech & Math, Moscow, Russia
来源：
ELECTRONIC RESEARCH ARCHIVE | 2022年 / 30卷 / 05期
关键词：
conic bundle; Fano variety; singularity; minimal model program; RATIONALITY PROBLEM; INDEX; VARIETIES;
D O I：
10.3934/era.2022095
中图分类号：
O1 [数学];
学科分类号：
0701 ; 070101 ;
摘要：
We obtain a sufficient condition for a Fano threefold with terminal singularities to have a conic bundle structure.
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页码：1881 / 1897
页数：17
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