Lattice polytopes associated to certain Demazure modules of \(sl_{n+1}\)

DOI10.1023/A:1018775528824zbMath0966.17004OpenAlexW61143392MaRDI QIDQ1818373

Raika Dehy, Rupert W. T. Yu

Publication date: 30 January 2000

Published in: Journal of Algebraic Combinatorics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1023/a:1018775528824

zbMATH Keywords

Weyl groupSchubert varietiesMinkowski sumcharacter formulaDemazure modulelattice polytoperepresentations of \(sl_{n}\)

Mathematics Subject Classification ID

Lattice polytopes in convex geometry (including relations with commutative algebra and algebraic geometry) (52B20) Representations of Lie algebras and Lie superalgebras, algebraic theory (weights) (17B10) Representation theory for linear algebraic groups (20G05) Grassmannians, Schubert varieties, flag manifolds (14M15)

Related Items

Degeneration of Schubert varieties of \(SL_n\slash B\) to toric varieties ⋮ Polytopes associated to Demazure modules of symmetrizable Kac-Moody algebras of rank two ⋮ Toric degenerations of Schubert varieties

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