TORSORS AND STABLE EQUIVARIANT BIRATIONAL GEOMETRY

被引:6
|
作者
Hassett, Brendan [1 ]
Tschinkel, Yuri [2 ,3 ]
机构
[1] Brown Univ, Dept Math, Box 1917 151,Thayer St, Providence, RI 02912 USA
[2] NYU, Courant Inst, New York, NY 10012 USA
[3] Simons Fdn, 160 Fifth Ave, New York, NY 10010 USA
基金
美国国家科学基金会;
关键词
14L30; 14E07; CREMONA GROUP; POINTS;
D O I
10.1017/nmj.2022.29
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
We develop the formalism of universal torsors in equivariant birational geometry and apply it to produce new examples of nonbirational but stably birational actions of finite groups.
引用
收藏
页码:275 / 297
页数:23
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