MODULI OF WEIGHTED POINTED STABLE CURVES AND LOG CANONICAL MODELS OF (M)over-barg, n

被引:0
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作者
Fedorchuk, Maksym [1 ]
机构
[1] Columbia Univ, Dept Math, New York, NY 10027 USA
关键词
SPACES; DIVISORS;
D O I
暂无
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
We establish nefness of certain tautological divisor classes on (M) over bar (0, n), and more generally on Hassett's spaces (M) over bar (g, A), and prove that (M) over bar (g, A) is a log canonical model of (M) over bar (g, n) for every genus g and every weight vector A.
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页码:663 / 675
页数:13
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