English

Logarithmic concavity of Schur and related polynomials

Combinatorics 2019-09-27 v3 Algebraic Geometry Representation Theory

Abstract

We show that normalized Schur polynomials are strongly log-concave. As a consequence, we obtain Okounkov's log-concavity conjecture for Littlewood-Richardson coefficients in the special case of Kostka numbers.

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Cite

@article{arxiv.1906.09633,
  title  = {Logarithmic concavity of Schur and related polynomials},
  author = {June Huh and Jacob P. Matherne and Karola Mészáros and Avery St. Dizier},
  journal= {arXiv preprint arXiv:1906.09633},
  year   = {2019}
}

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17 pages