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We provide a classification and explicit bases of tableaux of all irreducible generic Gelfand-Tsetlin modules for the Lie algebra $\mathfrak{gl}(n)$.

Representation Theory · Mathematics 2015-03-03 Vyacheslav Futorny , Dimitar Grantcharov , Luis Enrique Ramirez

We study the structure of the category of integrable level zero representations with finite dimensional weight spaces of affine Lie algebras. We show that this category possesses a weaker version of the finite length property, namely that…

Representation Theory · Mathematics 2008-08-12 Vyjayanthi Chari , Jacob Greenstein

In this article, we construct affine group schemes $GL(X)$ where $X$ is any object in the Verlinde category in characteristic $p$ and classify their irreducible representations. We begin by showing that for a simple object $X$ of…

Representation Theory · Mathematics 2022-03-08 Siddharth Venkatesh

In this paper we study a class of modules over infinite-dimensional Lie (super)algebras, which we call conformal modules. In particular we classify and construct explicitly all irreducible conformal modules over the Virasoro and the N=1…

q-alg · Mathematics 2009-09-25 Shun-Jen Cheng , Victor Kac

We give a full classification, in terms of periodic skew diagrams, of irreducible semisimple modules in category O for the degenerate double affine Hecke algebra of type A which can be realized as submodules of Verma modules.

Representation Theory · Mathematics 2016-08-09 Martina Balagovic

We present complete realization of irreducible $A_1 ^{(1)}$-modules at the critical level in the principal gradation. Our construction uses vertex algebraic techniques, the theory of twisted modules and representations of Lie conformal…

Quantum Algebra · Mathematics 2017-04-12 Drazen Adamovic , Naihuan Jing , Kailash C. Misra

We classify the irreducible modules for the fixed point vertex operator subalgebra V_L^+ of the vertex operator algebra V_L associated to a positive definite even lattice of rank 1 under the automorphism lifted from the -1 isometry of L.

Quantum Algebra · Mathematics 2009-10-31 Chongying Dong , Kiyokazu Nagatomo

The main result of this paper is the characterization of zero-level integrable finite weight modules, over twisted affine Lie superalgebras. We prove that such a module is parabolically induced from a module which is obtained, in a…

Representation Theory · Mathematics 2026-02-02 Hajar Kiamehr , Senapathi Eswara Rao , Malihe Yousofzadeh

In this paper, we re-examine certain integrable modules of Chari-Presslely for an (untwisted) affine Lie algebra $\hat{\g}$ by exploiting basic formal variable techniques. We define and study two categories ${\mathcal{E}}$ and…

Quantum Algebra · Mathematics 2007-05-23 Haisheng Li

We classify all conformal irreducible modules of finite type over the Cheng Kac superalgebra CK(6).

Representation Theory · Mathematics 2012-04-04 Consuelo Martínez , Efim Zelmanov

This work provides the first step toward the classification of irreducible finite weight modules over twisted affine Lie superalgebras. We study all such modules whether the canonical central element acts as a nonzero multiple of the…

Representation Theory · Mathematics 2020-09-30 Malihe Yousofzadeh

We discuss the category $\cal I$ of level zero integrable representations of loop algebras and their generalizations. The category is not semisimple and so one is interested in its homological properties. We begin by looking at some…

Representation Theory · Mathematics 2010-09-08 Vyjayanthi Chari

We continue the study of irreducible representations of the exceptional Lie superalgebra E(3,6). This is one of the two simple infinite-dimensional Lie superalgebras of vector fields which have a Lie algebra sl(3)\times sl(2)\times gl(1) as…

Mathematical Physics · Physics 2014-01-17 Victor G. Kac , Alexei Rudakov

Let g be the Lie superalgebra p(3) of rank 2 over an algebraically closed field K of characteristic p > 3. We classify all irreducible modules of g, and give the character formulae for irreducible modules.

Representation Theory · Mathematics 2026-01-23 Ye Ren

This paper is about the orbifold theory of affine vertex operator superalgebras. Among the main results, we classify the irreducible modules and determine the fusion rules for the orbifold of the simple affine vertex operator superalgebra…

Quantum Algebra · Mathematics 2023-06-12 Cuipo Jiang , Qing Wang

We consider one of the most natural extended affine Lie lagebras, the algebra $sl_2({\mathbb C}_q)$ and begin a theory of its representations. In particular, we study a class of imaginary Verma modules, obtain a criterion of irreducibility…

Representation Theory · Mathematics 2007-05-23 M. Dokuchaev , L. Vasconcellos Figueiredo , V. Futorny

In the present paper, we introduce a class of infinite Lie conformal superalgebras $\mathcal{S}(p)$, which are closely related to Lie conformal algebras of extended Block type defined in \cite{CHS}. Then all finite non-trivial irreducible…

Representation Theory · Mathematics 2021-05-19 Haibo Chen , Yanyong Hong , Yucai Su

We classify integrable bounded simple weight modules over classical Lie superalgebras at infinity. We also study the categories of such modules, and we prove that for most of the classical Lie superalgebras at infinity the respective…

Representation Theory · Mathematics 2022-04-20 Lucas Calixto , Ivan Penkov

For a smooth irreducible affine algebraic variety we study a class of gauge modules admitting compatible actions of both the algebra $A$ of functions and the Lie algebra $\mathcal{V}$ of vector fields on the variety. We prove that a gauge…

Representation Theory · Mathematics 2019-03-08 Yuly Billig , Jonathan Nilsson , André Zaidan

We study irreducible representations of two classes of conformal Galilei algebras in 1-spatial dimension. We construct a functor which transforms simple modules with nonzero central charge over the Heisenberg subalgebra into simple modules…

Representation Theory · Mathematics 2017-05-10 Rencai Lu , Volodymyr Mazorchuk , Kaiming Zhao