English
Related papers

Related papers: Plethystic Murnaghan-Nakayama rule via vertex oper…

200 papers

This article gives a combinatorial proof of a plethystic generalization of the Murnaghan--Nakayama rule. The main result expresses the product of a Schur function with the plethysm $p_r \circ h_n$ as an integral linear combination of Schur…

Combinatorics · Mathematics 2015-04-30 Mark Wildon

As a spin analog of the plethystic Murnaghan-Nakayama rule for Schur functions, the plethystic Murnaghan-Nakayama rule for Schur $Q$-functions is established with the help of the vertex operator realization. This generalizes both the…

Combinatorics · Mathematics 2024-06-03 Yue Cao , Naihuan Jing , Ning Liu

The plethystic Murnaghan-Nakayama rule describes how to decompose the product of a Schur function and a plethysm of the form $p_r\circ h_m$ as a sum of Schur functions. We provide a short, entirely combinatorial proof of this rule using the…

Combinatorics · Mathematics 2025-08-14 Pavel Turek

We establish new Murnaghan--Nakayama rules for symplectic, orthogonal and orthosymplectic Schur functions. The classical Murnaghan--Nakayama rule expresses the product of a power sum symmetric function with a Schur function as a linear…

Combinatorics · Mathematics 2025-08-26 Nishu Kumari , Anna Stokke

The $(P, w)$-partition generating function $K_{(P,w)}(x)$ is a quasisymmetric function obtained from a labeled poset. Recently, Liu and Weselcouch gave a formula for the coefficients of $K_{(P,w)}(x)$ when expanded in the quasisymmetric…

Combinatorics · Mathematics 2026-02-17 Per Alexandersson , Olivia Nabawanda

We prove a Murnaghan-Nakayama rule for the noncommutative Schur functions introduced by Bessenrodt, Luoto and van Willigenburg. In other words, we give an explicit combinatorial formula for expanding the product of a noncommutative power…

Combinatorics · Mathematics 2014-03-05 Vasu V. Tewari

We consider the Grothendieck polynomials appearing in the K-theory of Grassmannians, which are analogs of Schur polynomials. This paper aims to establish a version of the Murnaghan-Nakayama rule for Grothendieck polynomials of the…

Combinatorics · Mathematics 2024-05-14 Khanh Nguyen Duc , Dang Tuan Hiep , Tran Ha Son , Do Le Hai Thuy

We prove the Murgnaghan--Nakayama rule for $k$-Schur functions of Lapointe and Morse, that is, we give an explicit formula for the expansion of the product of a power sum symmetric function and a $k$-Schur function in terms of $k$-Schur…

Combinatorics · Mathematics 2011-02-22 Jason Bandlow , Anne Schilling , Mike Zabrocki

We give a combinatorial proof of a natural generalization of the Murnaghan-Nakayama rule to loop Schur functions. We also define shifted loop Schur functions and prove that they satisfy a similar relation.

Combinatorics · Mathematics 2015-01-09 Dustin Ross

The Murnaghan--Nakayama rule is a combinatorial rule for the character values of symmetric groups. We give a new combinatorial proof by explicitly finding the trace of the representing matrices in the standard basis of Specht modules. This…

Representation Theory · Mathematics 2019-05-06 Jasdeep Kochhar , Mark Wildon

The Murnaghan-Nakayama rule expresses the product of a Schur function with a Newton power sum in the basis of Schur functions. We establish a version of the Murnaghan-Nakayama rule for Schubert polynomials and a version for the quantum…

Combinatorics · Mathematics 2016-06-07 Andrew Morrison , Frank Sottile

The $K$-$k$-Schur functions and $k$-Schur functions appeared in the study of $K$-theoretic and affine Schubert Calculus as polynomial representatives of Schubert classes. In this paper, we introduce a new family of symmetric functions…

Representation Theory · Mathematics 2024-05-08 Khanh Nguyen Duc

In this paper, we extend recent results of Assaf and McNamara on skew Pieri rule and skew Murnaghan-Nakayama rule to a more general identity, which gives an elegant expansion of the product of a skew Schur function with a quantum power sum…

Combinatorics · Mathematics 2011-01-28 Matjaz Konvalinka

We establish a Murnaghan--Nakayama rule for the irreducible characters of the cyclotomic Hecke algebra $\mathscr H_{m,n}(q,u)$ on Shoji's standard elements. Combined with Shoji's determinacy result, our formula provides a direct…

Representation Theory · Mathematics 2026-03-12 Naihuan Jing , Ning Liu

This paper proves a combinatorial rule expressing the product $s_\tau(s_{\lambda/\mu} \circ p_r)$ of a Schur function and the plethysm of a skew Schur function with a power sum symmetric function as an integral linear combination of Schur…

Combinatorics · Mathematics 2016-10-11 Mark Wildon

An expression is given for the plethysm $p_{2}\circ S_{\square}$, where $p_{2}$ is the power sum of degree two and $S_{\square}$ is the Schur function indexed by a rectangular partition. The formula can be well understood from the viewpoint…

Combinatorics · Mathematics 2007-05-23 Hiroshi Mizukawa , Hiro-Fumi Yamada

We generalize several classical results about Schur functions to the family of cylindric Schur functions. First, we give a combinatorial proof of a Murnaghan--Nakayama formula for expanding cylindric Schur functions in the power-sum basis.…

Combinatorics · Mathematics 2023-11-14 Per Alexandersson , Ezgi Kantarci Oğuz

A combinatorial expression for the coefficient of the Schur function $s_{\lambda}$ in the expansion of the plethysm $p_{n/d}^d \circ s_{\mu}$ is given for all $d$ dividing $n$ for the cases in which $n=2$ or $\lambda$ is rectangular. In…

Combinatorics · Mathematics 2020-01-14 David B Rush

Lam and Pylyavskyy introduced loop symmetric functions as a generalization of symmetric functions. They defined loop Schur functions as generating functions over semistandard tableaux with respect to a `colored weight,' and they proved a…

Combinatorics · Mathematics 2018-05-18 Gabriel Frieden

We introduce a new family of operators as multi-parameter deformation of the one-row Macdonald polynomials. The matrix coefficients of these operators acting on the space of symmetric functions with rational coefficients in two parameters…

Combinatorics · Mathematics 2024-06-03 Naihuan Jing , Ning Liu
‹ Prev 1 2 3 10 Next ›