A positive Grassmannian analogue of the permutohedron

DOI10.1090/proc/12923zbMath1332.05154arXiv1501.00714OpenAlexW2962957331MaRDI QIDQ2796711

Lauren K. Williams

Publication date: 29 March 2016

Published in: Proceedings of the American Mathematical Society (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1501.00714

zbMATH Keywords

weak Bruhat orderSchubert cellsBruhat interval polytopes

Mathematics Subject Classification ID

Algebraic combinatorics (05E99)

Related Items (1)

One-skeleton posets of Bruhat interval polytopes

Cites Work

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• The Bruhat Order of the Symmetric Group is Lexicographically Shellable
• Oriented Matroids
• KP solitons, total positivity, and cluster algebras
• Shelling totally nonnegative flag varieties
• Stratified spaces formed by totally positive varieties

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