The Combinatorics of Associated Laguerre Polynomials

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Abstract

The explicit double sum for the associated Laguerre polynomials is derived combinatorially. The moments are described using certain statistics on permutations and permutation tableaux. Another derivation of the double sum is provided using only the moment generating function.

Original languageEnglish
Article number039
JournalSymmetry, Integrability and Geometry: Methods and Applications (SIGMA)
Volume11
DOIs
StatePublished - 2015

Keywords

  • Associated Laguerre polynomial
  • Moment of orthogonal polynomials
  • Permuta- tion tableau

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