Extensions of toric line bundles

被引：1

作者：

Altmann, Klaus ^{[1
]}

Flatt, Amelie ^{[2
]}

Hille, Lutz ^{[3
]}

机构：

[1] FU Berlin, Inst Math, Konigin Luise Str 24-26, D-14195 Berlin, Germany

[2] HU Berlin, Inst Math, Rudower Chaussee 25, D-12489 Berlin, Germany

[3] Univ Munster, Math Inst, Einsteinstr 62, D-48149 Munster, Germany

来源：

MATHEMATISCHE ZEITSCHRIFT | 2023年 / 304卷 / 01期

关键词：

D O I：

10.1007/s00209-023-03206-9

中图分类号：

O1 [数学];

学科分类号：

0701 ; 070101 ;

摘要：

For any two nef line bundles L+ := O-X(?(+)) and L- := O-X (?(-)) on a toric variety X represented by lattice polyhedra ?(+) respectively ?(-), we present the universal equivariant extension of L- by L+ under use of the connected components of the set theoretic difference ?(-) \ ?(+).

引用

页数：26

共 14 条

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KLYACHKO, AA
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