作者: Karola Mészáros , Alex Fink , Avery St. Dizier
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摘要: We show that the dual character of flagged Weyl module any diagram is a positively weighted integer point transform generalized permutahedron. In particular, Schubert and key polynomials are transforms permutahedra. This implies several recent conjectures Monical, Tokcan Yong.