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相关论文: The modular branching rule for affine Hecke algebr…

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For the affine Hecke algebra of type A at roots of unity, we make explicit the correspondence between geometrically constructed simple modules and combinatorially constructed simple modules and prove the modular branching rule. The latter…

表示论 · 数学 2010-04-23 Susumu Ariki , Nicolas Jacon , Cédric Lecouvey

We introduce a generalization of degenerate affine Hecke algebra, called wreath Hecke algebra, associated to an arbitrary finite group G. The simple modules of the wreath Hecke algebra and of its associated cyclotomic algebras are…

表示论 · 数学 2008-11-01 Jinkui Wan , Weiqiang Wang

We study a class of representations over the degenerate double affine Hecke algebra of gl_n by an algebraic method. As fundamental objects in this class, we introduce certain induced modules and study some of their properties. In…

量子代数 · 数学 2007-05-23 Takeshi Suzuki

We introduce cell modules for the tabular algebras defined in a previous work (math.QA/0107230); these modules are analogous to the representations arising from left Kazhdan--Lusztig cells. The standard modules of the title are constructed…

量子代数 · 数学 2007-05-23 R. M. Green

We study the action of the formal affine Hecke algebra on the formal group algebra, and show that the the formal affine Hecke algebra has a basis indexed by the Weyl group as a module over the formal group algebra. We also define a concept…

环与代数 · 数学 2015-09-16 Changlong Zhong

We construct affine algebras with an arbitrary amount of simple modules of each dimension.

环与代数 · 数学 2015-12-17 Be'eri Greenfeld

In this paper we study homological properties of modules over an affine Hecke algebra H. In particular we prove a comparison result for higher extensions of tempered modules when passing to the Schwartz algebra S, a certain topological…

表示论 · 数学 2009-05-20 Eric Opdam , Maarten Solleveld

We generalize Feigin and Miwa's construction of extended vertex operator (super)algebras $A_{k}(sl(2))$ for other types of simple Lie algebras. For all the constructed extended vertex operator (super)algebras, irreducible modules are…

量子代数 · 数学 2009-10-31 Haisheng Li

We give uniform formulas for the branching rules of level 1 modules over orthogonal affine Lie algebras for all conformal pairs associated to symmetric spaces. We also provide a combinatorial intepretation of these formulas in terms of…

数学物理 · 物理学 2008-10-11 Paola Cellini , Victor G. Kac , Pierluigi Moseneder Frajria , Paolo Papi

We construct a family of exact functors from the BGG category of representations of the Lie algebra sl to the category of finite-dimensional representations of the degenerate (or graded) affine Hecke algebra H of GL. These functors…

q-alg · 数学 2007-05-23 T. Arakawa , T. Suzuki

We settle a long-standing problem in the theory of Hecke algebras of complex reflection groups by constructing many (graded) integral cellular bases of these algebras. As applications, we explicitly construct the simple modules of Ariki's…

表示论 · 数学 2026-02-18 C. Bowman

We give a classification of the graded simple modules of cyclotomic quiver Hecke algebras of type A using the diagram calculus of the diagrammatic Cherednik algebra. We also obtain a non-trivial lower bound for the dimension of the simple…

表示论 · 数学 2020-08-06 Alexander Ferdinand Kerschl

We prove the modular branching rule of the cyclotomic Hecke algebras, which has remained open.

表示论 · 数学 2007-05-23 Susumu Ariki

We give a $K$-theoretic realization of all affine Hecke algebras with two unequal parameters including exceptional types. This extends the celebrated work of Kazhdan and Lusztig, who gave a $K$-theoretic realization of affine Hecke algebras…

表示论 · 数学 2025-05-13 Jonas Antor

This lecture reviews the classification of simple modules of double affine Hecke algebras via the K-theory of Steinberg varieties of affine type

表示论 · 数学 2009-11-30 Michela Varagnolo , Eric Vasserot

For a root system of type $B$ we study an algebra similar to a graded Hecke algebra, isomorphic to a subalgebra of the rational Cherednik algebra. We introduce principal series modules over it and prove an irreducibility criterion for these…

表示论 · 数学 2007-05-23 C. Dezelee

We explore the modular representation theory of affine and cyclotomic Yokonuma-Hecke algebras. We provide an equivalence between the category of finite dimensional representations of the affine (resp. cyclotomic) Yokonuma-Hecke algebra and…

表示论 · 数学 2019-11-26 Weideng Cui , Jinkui Wan

We show that the modular branching rule (in the sense of Harish-Chandra) on unipotent modules for finite unitary groups is piecewise described by particular connected components of the crystal graph of well-chosen Fock spaces, under…

表示论 · 数学 2015-02-09 Thomas Gerber , Gerhard Hiss

The aim of this paper is to gather and (try to) unify several approaches for the modular representation theory of Hecke algebras of type $B$. We attempt to explain the connections between Geck's cellular structures (coming from…

表示论 · 数学 2008-05-14 Cédric Bonnafé , Nicolas Jacon

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…

表示论 · 数学 2019-03-08 Yuly Billig , Jonathan Nilsson , André Zaidan
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