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Intersection cohomology of pure sheaf spaces using Kirwan’s desingularization
Journal of Geometry and Physics ( IF 1.5 ) Pub Date : 2021-02-01 , DOI: 10.1016/j.geomphys.2020.103992
Kiryong Chung , Youngho Yoon

This paper calculates the intersection Poincare polynomial using Kirwan's desingularization method. We obtain the intersection Poincare polynomial of the moduli space for one-dimensional sheaves on del Pezzo surfaces of degree $\geq 8$ by considering wall-crossings of stable pairs and complexes.

中文翻译:

使用 Kirwan 去奇异化的纯层空间的交集上同调

本文使用Kirwan的去奇异化方法计算交集庞加莱多项式。通过考虑稳定对和复合物的壁交叉,我们获得了阶数为 $\geq 8$ 的 del Pezzo 表面上的一维滑轮模空间的交集 Poincare 多项式。
更新日期:2021-02-01
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