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We prove a new determinantal formula for the characters of irreducible representations of orthosymplectic Lie superalgebras analogous to the formula developed by Moens and Jeugt (J. Algebraic Combin., 2003) for general linear Lie…

Combinatorics · Mathematics 2024-09-05 Nishu Kumari

We examine in detail the Jacobi-Trudi characters over the ortho-symplectic Lie superalgebras spo(2|2m+1) and spo(2n|3). We furthermore relate them to Serganova's notion of Euler characters.

Representation Theory · Mathematics 2008-09-12 Shun-Jen Cheng , Weiqiang Wang

We classify finite-dimensional tame modules over the ortho-symplectic Lie superalgebras. For these modules we show that their characters are given by the Kac-Wakimoto character formula, thus establishing the Kac-Wakimoto conjecture for the…

Representation Theory · Mathematics 2016-10-25 Shun-Jen Cheng , Jae-Hoon Kwon

In this paper, we will compute the characteristic polynomials for finite dimensional representations of classical complex Lie algebras and the exceptional Lie algebra of type G2, which can be obtained through the orbits of integral weights…

Representation Theory · Mathematics 2024-10-28 Chenyue Feng , Shoumin Liu , Xumin Wang

Coefficients of super Jacobi polynomials of type $B(1,n)$ are rational functions in three parameters $k,p,q$. At the point $(-1,0,0)$ these coefficient may have poles. Let us set $q=0$ and consider pair $(k,p)$ as a point of $\Bbb A^2$. If…

Representation Theory · Mathematics 2019-08-06 G. S. Movsisyan , A. N. Sergeev

For Weyl groups of classical types, we present formulas to calculate the restriction of Springer representations to a maximal parabolic subgroup of the same type. As a result, we give recursive formulas for Euler characteristics of Springer…

Representation Theory · Mathematics 2016-12-12 Dongkwan Kim

We prove characterizations of Appell polynomials by means of symmetric property. For these polynomials, we establish a simple linear expression in terms of Bernoulli and Euler polynomials. As applications, we give interesting examples. In…

Number Theory · Mathematics 2021-03-01 Abdelmejid Bayad , Takao Komatsu

For finite Lie algebras, it is shown that characters can be defined first for Weyl orbits and then for irreducible representations. For $A_N$ Lie algebras, weight multiplicities can then be calculated by only stating that characters are…

Mathematical Physics · Physics 2007-05-23 H. R. Karadayi , M. Gungormez

We show that the existence of exceptional polynomials leads to the presence of non-trivial supersymmetry. The existence of these polynomials reveals several distinct isospectral potentials for the Schr\"odinger equation. All Schr\"odinger…

The Euler-Poincar\'e characteristic of a finite-dimensional Lie algebra vanishes. If we want to extend this result to Lie superalgebras, we should deal with infinite sums. We observe that a suitable method of summation, which goes back to…

K-Theory and Homology · Mathematics 2012-01-30 Pasha Zusmanovich

Let $\mathcal{A}$ be a Weyl arrangement. We introduce and study the notion of $\mathcal{A}$-Eulerian polynomial producing an Eulerian-like polynomial for any subarrangement of $\mathcal{A}$. This polynomial together with shift operator…

Combinatorics · Mathematics 2020-06-03 Ahmed Umer Ashraf , Tan Nhat Tran , Masahiko Yoshinaga

We prove a super Frobenius formula for the characters of the cyclotomic Hecke algebras by applying the super Schur-Weyl reciprocity between the quantum superalgebras and cyclotomic Hecke algebras, which is a super analogue of the Frobenius…

Representation Theory · Mathematics 2019-10-31 Deke Zhao

A Lie superalgebrea of Riemannian type leads to a representation of a quadratic Lie algebra into a Weyl algebra. A necessary and sufficient condition that such a representation leads to a Lie superalgebra of Riemannian type is that the…

Representation Theory · Mathematics 2007-05-23 Bertram Kostant

In this paper, we introduce a novel identity for generalized Euler polynomials, leading to further generalizations for several relations involving classical Euler numbers, Euler polynomials, Genocchi polynomials, and Genocchi numbers.

Number Theory · Mathematics 2024-02-28 Chellal Redha

We initiate the representation theory of restricted Lie superalgebras over an algebraically closed field of characteristic p>2. A superalgebra generalization of the celebrated Kac-Weisfeiler Conjecture is formulated, which exhibits a…

Representation Theory · Mathematics 2014-02-26 Weiqiang Wang , Lei Zhao

Super Weyl group plays an important role in the study of representations of basic classical Lie superalgebras. The Coxeter graphs for super Weyl groups of basis classical Lie superalgebras have been given in \cite{CLS}, where the authors…

Representation Theory · Mathematics 2026-04-01 Yuhui Shen , Zhiyang Tan

We show how to calculate the Euler characteristic of an affine Jacobi variety of a spectral curve from its defining equations.

Algebraic Geometry · Mathematics 2007-05-23 A. Nakayashiki , F. Smirnov

A Lemma of Riemann--Lebesgue type for Fourier--Jacobi coefficients is derived. Via integral representations of Dirichlet--Mehler type for Jacobi polynomials its proof directly reduces to the classical Riemann--Lebesgue Lemma for Fourier…

Classical Analysis and ODEs · Mathematics 2016-09-06 George Gasper , Walter Trebels

In this paper, we study some properties of Euler polynomials arising from umbral calculus. Finally, we give some interesting identities of Euler polynomials using our results. Recently, Dere and Simsek have studied umbral calculus related…

Number Theory · Mathematics 2012-11-29 Dae San Kim , Taekyun Kim , Seog-Hoon Rim

We derive a Jacobi-Trudi type formula for Jack functions of rectangular shapes. In this formula, we make use of a hyperdeterminant, which is Cayley's simple generalization of the determinant. In addition, after developing the general theory…

Combinatorics · Mathematics 2008-06-03 Sho Matsumoto
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