Degenerations of surface scrolls and the Gromov-Witten invariants of Grassmannians
Degenerations of surface scrolls and the Gromov-Witten invariants of Grassmannians
复制标题
表面卷轴的退化和格拉斯曼尼亚的格罗莫夫-维滕不变量
DOI:
10.1090/s1056-3911-06-00426-7
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发表时间:
2004
影响因子:
1.8
通讯作者:
Izzet Coskun
中科院分区:
文献类型:
--
作者:
Izzet Coskun
We describe an algorithm for computing certain characteristic numbers of rational normal surface scrolls using degenerations. As a corollary we obtain an efficient method for computing the corresponding Gromov-Witten invariants of the Grassmannians of lines.