Total nonnegativity and (3+1)-free posets
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Publication:1406738
DOI10.1016/S0097-3165(03)00072-4zbMath1029.06002OpenAlexW2073690680MaRDI QIDQ1406738
Publication date: 7 September 2003
Published in: Journal of Combinatorial Theory. Series A (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1016/s0097-3165(03)00072-4
\(f\)-vector\((3+1)\)-free posetplanar networktotal nonnegativitygeneralized lower bound theoremunit interval order
Combinatorial aspects of matrices (incidence, Hadamard, etc.) (05B20) Symmetric functions and generalizations (05E05) Combinatorics of partially ordered sets (06A07)
Related Items (8)
Evaluations of Hecke algebra traces at Kazhdan-Lusztig basis elements ⋮ Multicomplexes and polynomials with real zeros ⋮ Catalan recursion on externally ordered bases of unit interval positroids ⋮ On the fixed point property for \((3 + 1)\)-free ordered sets ⋮ Catalan pairs and Fishburn triples ⋮ Structure and enumeration of \((3+1)\)-free posets ⋮ Dyck paths and positroids from unit interval orders ⋮ Dyck paths and positroids from unit interval orders
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