Richardson Varieties have Kawamata Log Terminal Singularities

DOI10.1093/imrn/rns241zbMath1466.14054arXiv1203.6126OpenAlexW2100607385MaRDI QIDQ4993881

Shrawan Kumar, Karl Schwede

Publication date: 11 June 2021

Published in: International Mathematics Research Notices (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1203.6126

Mathematics Subject Classification ID

Grassmannians, Schubert varieties, flag manifolds (14M15) Minimal model program (Mori theory, extremal rays) (14E30)

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On Landau-Ginzburg models for quadrics and flat sections of Dubrovin connections ⋮ Klt singularities of horospherical pairs ⋮ On a reducedness conjecture for spherical Schubert varieties and slices in the affine Grassmannian ⋮ Positivity in \(T\)-equivariant \(K\)-theory of flag varieties associated to Kac-Moody groups ⋮ A conjectural Peterson isomorphism in \(K\)-theory ⋮ Positivity in 𝑇-equivariant 𝐾-theory of flag varieties associated to Kac-Moody groups II ⋮ Grassmanniennes affines tordues sur les entiers

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