Decomposition theorem and torus actions of complexity one

被引：0

作者：

Agustin Vicente, Marta ^{[1
]}

Langlois, Kevin ^{[2
]}

机构：

[1] Basque Ctr Appl Math BCAM, Mazarredo 14, Bilbao 48009, Spain

[2] Univ Fed Ceara UFC, Dept Matemat, Campus Pici,Bloco 914, BR-60455760 Fortaleza, CE, Brazil

来源：

EUROPEAN JOURNAL OF MATHEMATICS | 2021年 / 7卷 / 01期

关键词：

Intersection cohomology; Algebraic torus actions; Toric geometry; RATIONAL INTERSECTION COHOMOLOGY; POLYHEDRAL DIVISORS; G-VARIETIES; INVARIANTS; GEOMETRY; SPACES;

D O I：

10.1007/s40879-020-00408-x

中图分类号：

O1 [数学];

学科分类号：

0701 ; 070101 ;

摘要：

We algorithmically compute the intersection cohomology Betti numbers of any complete normal algebraic variety with a torus action of complexity one.

引用

页码：163 / 204

页数：42

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