Dyck paths and positroids from unit interval orders

zbMath1385.05025arXiv1611.09279MaRDI QIDQ5916033

Felix Gotti, Anastasia Chavez

Publication date: 20 April 2018

Published in: Séminaire Lotharingien de Combinatoire (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1611.09279

zbMATH Keywords

semiorderDyck pathpositroidpositive Grassmanniandecorated permutationunit interval order

Mathematics Subject Classification ID

Combinatorial aspects of matrices (incidence, Hadamard, etc.) (05B20) Symmetric functions and generalizations (05E05) Combinatorics of partially ordered sets (06A07) Grassmannians, Schubert varieties, flag manifolds (14M15)

Related Items (1)

On positroids induced by rational Dyck paths

Cites Work

• KP solitons and total positivity for the Grassmannian
• Positroids and Schubert matroids
• Interval graphs and interval orders
• Total nonnegativity and (3+1)-free posets
• Measurement structures and linear inequalities
• Interval representations for interval orders and semiorders
• On the generating functions of totally positive sequences. I
• Semiorders and a Theory of Utility Discrimination
• On the Enumeration of Decision Patterns Involving $n$ Means
• GRASSMANNIANS AND CLUSTER ALGEBRAS
• Positroids and non-crossing partitions
• Catalan Numbers
• Natural Partial Orders

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