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Fano varieties with large Seshadri constants. (arXiv:1707.02017v2 [math.AG] UPDATED)
来源于:arXiv
We show that the set of Fano varieties (with arbitrary singularities) whose
anticanonical divisors have large Seshadri constants satisfies certain weak and
birational boundedness. We also classify singular Fano varieties of dimension
$n$ whose anticanonical divisors have Seshadri constants at least $n$,
generalizing an earlier result of Liu and the author. 查看全文>>