Singularities of the 2-dimensional moduli spaces of stable sheaves on K3 surfaces
Singularities of the 2-dimensional moduli spaces of stable sheaves on K3 surfaces
复制标题
K3 表面稳定滑轮二维模空间的奇异性
DOI:
10.1142/s0129167x03002022
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发表时间:
2002
期刊:
影响因子:
--
通讯作者:
K. Yoshioka
中科院分区:
文献类型:
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作者:
Nobuaki Onishi;K. Yoshioka
We consider the singuralities of 2-dimensional moduli spaces of semi-stable sheaves on K3 surfaces. We show that the moduli space is normal, in particular the singuralities are rational double points. We also describe the exceptional locus on the resolution in terms of exceptional sheaves.