A context-free grammar for the \(e\)-positivity of the trivariate second-order Eulerian polynomials
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Publication:2237235
DOI10.1016/j.disc.2021.112661zbMath1476.05006arXiv2106.08831OpenAlexW3205205544MaRDI QIDQ2237235
Publication date: 27 October 2021
Published in: Discrete Mathematics (Search for Journal in Brave)
Full work available at URL: https://arxiv.org/abs/2106.08831
context-free grammars\(e\)-positivityStirling permutations\( \gamma \)-positivityincreasing plane treessecond-order Eulerian polynomials
Bernoulli and Euler numbers and polynomials (11B68) Permutations, words, matrices (05A05) Grammars and rewriting systems (68Q42)
Related Items (6)
The Dumont ansatz for the Eulerian polynomials, peak polynomials and derivative polynomials ⋮ Stirling permutation codes ⋮ Positivity of Narayana polynomials and Eulerian polynomials ⋮ Enumeration of permutations by the parity of descent positions ⋮ Excedance-type polynomials, gamma-positivity and alternatingly increasing property ⋮ The Gessel correspondence and the partial \(\gamma \)-positivity of the Eulerian polynomials on multiset Stirling permutations
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