Preserving log-convexity for generalized Pascal triangles
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Publication:426884
zbMath1288.05022MaRDI QIDQ426884
Moussa Ahmia, Hacène Belbachir
Publication date: 12 June 2012
Published in: The Electronic Journal of Combinatorics (Search for Journal in Brave)
Full work available at URL: http://www.emis.de/journals/EJC/ojs/index.php/eljc/article/view/v19i2p16
Combinatorial identities, bijective combinatorics (05A19) Binomial coefficients; factorials; (q)-identities (11B65) Other problems of combinatorial convexity (52A37)
Related Items (9)
Log-concave sequences of bi\(^{\text{s}}\)nomial coefficients with their analogs and symmetric functions ⋮ Unnamed Item ⋮ Two-Motzkin-like numbers and Stieltjes moment sequences ⋮ Some positivities in Stirling arrays with higher level ⋮ \(Q\)-total positivity and strong \(q\)-log-convexity for some generalized triangular arrays ⋮ Preserving log-concavity for p,q-binomial coefficient ⋮ Pascal pyramid in the space $\mathbf{H}^2\!\times\!\mathbf{R}$ ⋮ Unnamed Item ⋮ Positivity and continued fractions from the binomial transformation
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