Divided Difference Operator for the Highest root Hessenberg variety

zbMath1303.14064arXiv1304.7840MaRDI QIDQ5746196

Nicholas Teff

Publication date: 18 February 2014

Full work available at URL: https://arxiv.org/abs/1304.7840

zbMATH Keywords

Schubert calculusflag varietyequivariant cohomologyBruhat graphdivided difference operatorHessenberg varietyBernstein-Gelfand-Gelfand operatorflow-up classes

Mathematics Subject Classification ID

Grassmannians, Schubert varieties, flag manifolds (14M15) Discrete subgroups of Lie groups (22E40) Classical problems, Schubert calculus (14N15)

Related Items (5)

Chromatic quasisymmetric functions ⋮ Bases of the equivariant cohomologies of regular semisimple Hessenberg varieties ⋮ A Survey of Recent Developments on Hessenberg Varieties ⋮ The cohomology of abelian Hessenberg varieties and the Stanley-Stembridge conjecture ⋮ Unit interval orders and the dot action on the cohomology of regular semisimple Hessenberg varieties

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