Singularities of divisors on flag varieties via Hwang's product theorem
Bull. Korean Math. Soc. 2017 Vol. 54, No. 5, 1773-1778
https://doi.org/10.4134/BKMS.b160756
Published online September 30, 2017
Evgeny Smirnov
Independent University of Moscow
Abstract : We give an alternative proof of a recent result by B.~Pasquier stating that for a generalized flag variety $X=G/P$ and an effective $\QQ$-divisor $D$ stable with respect to a Borel subgroup the pair~\mbox{$(X,D)$} is Kawamata log terminal if and only if~\mbox{$\lfloor D\rfloor=0$}.
Keywords : klt pair, flag variety, log canonical threshold
MSC numbers : Primary 14E30; Secondary 14M15
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