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We study Schur Q-polynomials evaluated on a geometric progression, or equivalently q-enumeration of marked shifted tableaux, seeking explicit formulas that remain regular at q=1. We obtain several such expressions as multiple basic…

组合数学 · 数学 2008-04-08 Hjalmar Rosengren

Recently the authors introduced lecture hall tableaux in their study of multivariate little $q$-Jacobi polynomials. In this paper, we enumerate bounded lecture hall tableaux. We show that their enumeration is closely related to standard and…

组合数学 · 数学 2019-11-07 Sylvie Corteel , Jang Soo Kim

We introduce lecture hall tableaux, which are fillings of a skew Young diagram satisfying certain conditions. Lecture hall tableaux generalize both lecture hall partitions and anti-lecture hall compositions, and also contain reverse…

组合数学 · 数学 2020-07-01 Sylvie Corteel , Jang Soo Kim

We give new product formulas for the number of standard Young tableaux of certain skew shapes and for the principal evaluation of the certain Schubert polynomials. These are proved by utilizing symmetries for evaluations of factorial Schur…

组合数学 · 数学 2020-06-03 Alejandro H. Morales , Igor Pak , Greta Panova

We analyze conditions under which a projection from the vector-valued Jack or Macdonald polynomials to scalar polynomials has useful properties, especially commuting with the actions of the symmetric group or Hecke algebra, respectively,…

数学物理 · 物理学 2019-07-11 Laura Colmenarejo , Charles F. Dunkl , Jean-Gabriel Luque

We use the hook lengths of a partition to define two rectangular tableaux. We prove these tableaux have equal multisets of entries, first by elementary combinatorial arguments, and then using Stanley's Hook Content Formula and symmetric…

组合数学 · 数学 2019-04-19 Mark Wildon

The Macdonald polynomials expanded in terms of a modified Schur function basis have coefficients called the $q,t$-Kostka polynomials. We define operators to build standard tableaux and show that they are equivalent to creation operators…

组合数学 · 数学 2007-05-23 L. Lapointe , J. Morse

We present a bijection between the set of standard Young tableaux of staircase minus rectangle shape, and the set of marked shifted standard Young tableaux of a certain shifted shape. Numerically, this result is due to DeWitt (2012).…

组合数学 · 数学 2021-05-18 Zachary Hamaker , Alejandro H. Morales , Igor Pak , Luis Serrano , Nathan Williams

We give relations between the joint distributions of multiple hook lengths and of frequencies and part sizes in partitions, extending prior work in this area. These results are discovered by investigating truncations of the…

组合数学 · 数学 2019-01-01 Emily E. Anible , William J. Keith

The symmetric Grothendieck polynomials generalize Schur polynomials and are Schur-positive by degree. Combinatorially this is manifested as the generalization of semistandard Young tableaux by set-valued tableaux. We define a (weak)…

组合数学 · 数学 2024-12-31 Graham Hawkes

Connection coefficients between different orthonormal bases satisfy two discrete orthogonal relations themselves. For classical orthogonal polynomials whose weights are invariant under the action of the symmetric group, connection…

经典分析与常微分方程 · 数学 2017-03-21 Plamen Iliev , Yuan Xu

In this paper, we study staircase tableaux, a combinatorial object introduced due to its connections with the asymmetric exclusion process (ASEP) and Askey-Wilson polynomials. Due to their interesting connections, staircase tableaux have…

组合数学 · 数学 2015-09-21 Pawel Hitczenko , Amanda Lohss

Lattices of polynomial KP and BKP $\tau$-functions labelled by partitions, with the flow variables equated to finite power sums, as well as associated multipair KP and multipoint BKP correlation functions are expressed via generalizations…

数学物理 · 物理学 2021-11-30 J. Harnad , A. Yu. Orlov

We consider a new kind of straight and shifted plane partitions/Young tableaux --- ones whose diagrams are no longer of partition shape, but rather Young diagrams with boxes erased from their upper right ends. We find formulas for the…

组合数学 · 数学 2012-05-31 Greta Panova

We utilize the technique of staircases and jagged partitions to provide analytic sum-sides to some old and new partition identities of Rogers-Ramanujan type. Firstly, we conjecture a class of new partition identities related to the…

组合数学 · 数学 2018-03-08 Shashank Kanade , Matthew C. Russell

In this paper we present a systematic way to describe exceptional Jacobi polynomials via two partitions. We give the construction of these polynomials and restate the known aspects of these polynomials in terms of their partitions. The aim…

经典分析与常微分方程 · 数学 2018-12-24 Niels Bonneux

We construct a vertex model whose partition function is a refined dual Grothendieck polynomial, where the states are interpreted as nonintersecting lattice paths. Using this, we show refined dual Grothendieck polynomials are multi-Schur…

组合数学 · 数学 2021-01-01 Kohei Motegi , Travis Scrimshaw

Motivated by recent results in random matrix theory we will study the distributions arising from products of complex Gaussian random matrices and truncations of Haar distributed unitary matrices. We introduce an appropriately general class…

经典分析与常微分方程 · 数学 2014-08-28 Wolfgang Gawronski , Thorsten Neuschel , Dries Stivigny

Quasi-Yamanouchi tableaux connect the two most studied types of tableaux. They are a subset of semistandard Young tableaux that are also a refinement on standard Young tableaux, and they can be used to improve the fundamental quasisymmetric…

组合数学 · 数学 2018-02-21 George Wang

Quasi-Yamanouchi tableaux are a subset of semistandard Young tableaux and refine standard Young tableaux. They are closely tied to the descent set of standard Young tableaux and were introduced by Assaf and Searles to tighten Gessel's…

组合数学 · 数学 2018-07-31 George Wang
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