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Quantum N-toroidal algebras are generalizations of quantum affine algebras and quantum toroidal algebras. In this paper we construct a level-one vertex representation of the quantum N-toroidal algebra for type C. In particular, we also…

Quantum Algebra · Mathematics 2022-01-25 Naihuan Jing , Zhucheng Xu , Honglian Zhang

We introduce and begin to study Lie theoretical analogs of symplectic reflection algebras for a finite cyclic group, which we call "cyclic double affine Lie algebra". We focus on type A : in the finite (resp. affine, double affine) case, we…

Representation Theory · Mathematics 2009-11-05 Nicolas Guay , David Hernandez , Sergey Loktev

A representation of the Quantum Toroidal Algebra of type sl(N) is constructed on every irreducible integrable highest weight module of the Quantum Affine Algebra of type gl(N). As an intermediate step in the construction, we obtain a…

Quantum Algebra · Mathematics 2007-05-23 K. Takemura , D. Uglov

We introduce an affinization of the quantum Kac-Moody algebra associated to a symmetric generalized Cartan matrix. Based on the affinization, we construct a representation of the quantum Kac-Moody algebra by vertex operators from bosonic…

Quantum Algebra · Mathematics 2007-05-23 Naihuan Jing

We use category theory to propose a unified approach to the Schur-Weyl dualities involving the general linear Lie algebras, their polynomial extensions and associated quantum deformations. We define multiplicative sequences of algebras…

Representation Theory · Mathematics 2011-05-13 Alexei Davydov , Alexander Molev

We expose the elliptic quantum groups in the Drinfeld realization associated with both the affine Lie algebra \g and the toroidal algebra \g_tor. There the level-0 and level \not=0 representations appear in a unified way so that one can…

Representation Theory · Mathematics 2024-05-21 Hitoshi Konno

We study finite dimensional algebras that appear as fibers of quantum orders over a given point of variety of center. We present the formula for the number of irreducible representations and check it for it for the algebra of twisted…

Quantum Algebra · Mathematics 2010-10-07 A. N. Panov

The natural representation of the quantized affine algebra of type A can be defined via the deformed Fock space by Misra and Miwa. This relates the classes of Weyl modules for a type A quantum group at a root of unity to the action of the…

Quantum Algebra · Mathematics 2023-01-10 Michael Ehrig , Kaixuan Gan

In this article, we explain the main philosophy of 2-representation theory and quantum affine Schur-Weyl duality. The Khovanov-Lauda-Rouquier algebras play a central role in both themes.

Representation Theory · Mathematics 2014-07-24 Seok-Jin Kang

In this paper we study general quantum affinizations $\U_q(\hat{\Glie})$ of symmetrizable quantum Kac-Moody algebras and we develop their representation theory. We prove a triangular decomposition and we give a classication of (type 1)…

Quantum Algebra · Mathematics 2007-05-23 David Hernandez

We establish a q-generalization of Gordon's theorem that the space of diagonal coinvariants has a quotient identified with a perfect representation of the rational double affine Hecke algebra. It leads to a simple proof of his theorem and…

Quantum Algebra · Mathematics 2007-05-23 Ivan Cherednik

The class of quantum affinizations includes quantum affine algebras and quantum toroidal algebras. In general they have no Hopf algebra structure, but have a "coproduct" (the Drinfeld coproduct) which does not produce tensor products of…

Quantum Algebra · Mathematics 2007-09-28 David Hernandez

Maximal parabolic subalgebras of untwisted affine Kac-Moody algebras were studied in the context of Borel-de Siebenthal theory in [13], where they were realized as certain equivariant map algebras with a non-free abelian group action. In…

Quantum Algebra · Mathematics 2025-05-21 Kudret Bostanci , Deniz Kus

In this paper, we develop the foundations of the representation theory of quiver Hecke--Clifford superalgebras. We further construct a Schur--Weyl duality between quantum affine analogues of the queer Lie superalgebra and the quiver…

Representation Theory · Mathematics 2026-05-26 Koreto Endo

To each symmetric algebra we associate a family of algebras that we call quantum affine wreath algebras. These can be viewed both as symmetric algebra deformations of affine Hecke algebras of type $A$ and as quantum deformations of affine…

Quantum Algebra · Mathematics 2021-02-22 Daniele Rosso , Alistair Savage

These lectures given in Montreal in Summer 1997 are mainly based on, and form a condensed survey of, the book by N. Chriss and V. Ginzburg: `Representation Theory and Complex Geometry', Birkhauser 1997. Various algebras arising naturally in…

Algebraic Geometry · Mathematics 2007-05-23 Victor Ginzburg

We study a quantum (non-commutative) representation of the affine Weyl group mainly of type $E_8^{(1)}$, where the representation is given by birational actions on two variables $x$, $y$ with $q$-commutation relations. Using the tau…

Quantum Algebra · Mathematics 2021-08-17 Sanefumi Moriyama , Yasuhiko Yamada

The so called quantized algebras of functions on affine Hecke algebras of type A and the corresponding q-Schur algebras are defined and their irreducible unitarizable representations are classified.

Quantum Algebra · Mathematics 2007-05-23 Do Ngoc Diep

We use the isomorphisms between the $R$-matrix and Drinfeld presentations of the quantum affine algebras in types $B$, $C$ and $D$ produced in our previous work to describe finite-dimensional irreducible representations in the $R$-matrix…

Representation Theory · Mathematics 2020-12-29 Naihuan Jing , Ming Liu , Alexander Molev

We obtain Drinfeld second realization of the quantum affine superalgebras associated with the affine Lie superalgebra $D^{(1)}(2,1;x)$. Our results are analogous to those obtained by Beck for the quantum affine algebras. Beck's analysis…

Quantum Algebra · Mathematics 2009-04-09 I. Heckenberger , F. Spill , A. Torrielli , H. Yamane