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Related papers: Fusion procedure for the walled Brauer algebra

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Let k be an algebraically closed field of characteristic p>0. We compute the Weyl filtration multiplicities in indecomposable tilting modules and the decomposition numbers for the general linear group over k in terms of cap diagrams under…

Representation Theory · Mathematics 2023-01-09 Rudolf Tange

By providing equivalent definitions of fractional Brauer configuration algebras in certain special cases, we associate to each monomial algebra some combinatorial data called a fractional Brauer configuration, from which we construct a…

Rings and Algebras · Mathematics 2026-01-29 Yuming Liu , Bohan Xing

We consider quantum symmetric algebras, FRT bialgebras and, more generally, intertwining algebras for pairs of Hecke symmetries which represent quantum hom-spaces. The paper makes an attempt to investigate Koszulness and Gorensteinness of…

Rings and Algebras · Mathematics 2019-03-18 Serge Skryabin

We construct boundary type operators satisfying fused reflection equation for arbitrary representations of the Baxterized affine Hecke algebra. These operators are analogues of the fused reflection matrices in solvable half-line spin chain…

Mathematical Physics · Physics 2014-04-28 Andrei Babichenko , Vidas Regelskis

Exchanging particles on graphs, or more concretely on networks of quantum wires, has been proposed as a means to perform fault tolerant quantum computation. This was inspired by braiding of anyons in planar systems. However, exchanges on a…

Strongly Correlated Electrons · Physics 2025-07-22 Mia Conlon , Joost K Slingerland

We introduce a general definition of hybrid transforms for constructible functions. These are integral transforms combining Lebesgue integration and Euler calculus. Lebesgue integration gives access to well-studied kernels and to regularity…

Algebraic Topology · Mathematics 2022-11-17 Vadim Lebovici

Fusion frames consist of a sequence of subspaces from a Hilbert space and corresponding positive weights so that the sum of weighted orthogonal projections onto these subspaces is an invertible operator on the space. Given a spectrum for a…

Numerical Analysis · Mathematics 2012-07-23 Peter G. Casazza , Jesse Peterson

We show that the Grothendieck bialgebra of the semi-tower of partition lattice algebras is isomorphic to the graded dual of the bialgebra of symmetric functions in noncommutative variables. In particular this isomorphism singles out a…

Combinatorics · Mathematics 2010-04-01 Nantel Bergeron , Christophe Hohlweg , Mercedes Rosas , Mike Zabrocki

We introduce some graded versions of the walled Brauer algebra, working over a field of characteristic zero. This allows us to prove that the walled Brauer algebra is Morita equivalent to an idempotent truncation of a certain infinite…

Representation Theory · Mathematics 2012-12-06 Jonathan Brundan , Catharina Stroppel

Baxterisation is a procedure which constructs solutions of the Yang-Baxter equation from algebra representations. A recent paper arXiv:2004.05035 provides Baxterisation formulas for a fused Hecke algebra. In this paper, we provide a…

Representation Theory · Mathematics 2020-12-22 Jeffrey Kuan

Building on the work of P.N. Norton, we give combinatorial formulae for two maximal decompositions of the identity into orthogonal idempotents in the $0$-Hecke algebra of the symmetric group, $\mathbb{C}H_0(S_N)$. This construction is…

Representation Theory · Mathematics 2010-08-17 Tom Denton

We establish a one-to-one correspondence between conjugacy classes of any Hecke group and irreducible systems of poles of rational period functions for automorphic integrals on the same group. We use this correspondence to construct…

Number Theory · Mathematics 2021-02-12 Wendell Ressler

We establish the asymptotic formula for the number of integral points in non-compact symmetric homogeneous spaces of semi-simple simply connected algebraic groups over global function fields, given by the sum of the products of local…

Number Theory · Mathematics 2026-04-15 Sheng Chen , Jing Liu

We translate the concept of the join of topological spaces to the language of $C^*$-algebras, replace the $C^*$-algebra of functions on the interval $[0,1]$ with evaluation maps at $0$ and $1$ by a unital $C^*$-algebra $C$ with appropriate…

Quantum Algebra · Mathematics 2015-10-14 Ludwik Dabrowski , Tom Hadfield , Piotr M. Hajac

This paper gives two results on the simple modules for the Brauer algebra over the complex field. First we describe the module structure of the restriction of all simple modules. Second we give a new geometrical interpretation of Ram and…

Representation Theory · Mathematics 2012-06-01 Maud De Visscher , Paul P. Martin

For any reduced crystallographic root system, we introduce a unitary representation of the (extended) affine Hecke algebra given by discrete difference-reflection operators acting in a Hilbert space of complex functions on the weight…

Representation Theory · Mathematics 2012-09-17 J. F. van Diejen , E. Emsiz

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…

Representation Theory · Mathematics 2008-11-01 Jinkui Wan , Weiqiang Wang

Based on symmetry principles, we derive a fusion algebra generated from repeated fusions of the irreducible modules appearing in the W-extended logarithmic minimal model WLM(p,p'). In addition to the irreducible modules themselves, closure…

High Energy Physics - Theory · Physics 2010-01-15 Jorgen Rasmussen

We study II_1 factors M and N associated with good generalized Bernoulli actions of groups having an infinite almost normal subgroup with the relative property (T). We prove the following rigidity result: every finite index M-N-bimodule (in…

Operator Algebras · Mathematics 2009-01-20 Stefaan Vaes

We construct combinatorial (involutory) Gelfand models for the following diagram algebras in the case when they are semi-simple: Brauer algebra, its partial analogue, walled Brauer algebra, its partial analogue, Temperley-Lieb algebra, its…

Representation Theory · Mathematics 2014-03-13 Volodymyr Mazorchuk
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