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We give infinite triangularization and strict triangularization results for algebras of operators on infinite dimensional vector spaces. We introduce a class of algebras we call Ore-solvable algebras: these are similar to iterated Ore…

Rings and Algebras · Mathematics 2020-07-27 Miodrag Iovanov , Jeremy Edison , Alexander Sistko

We introduce a broader class of nonassociative Ore extensions that unifies and generalizes several earlier constructions. We prove generalizations of Hilbert's Basis Theorem for this class, showing that they arise immediately from the…

Rings and Algebras · Mathematics 2025-12-03 Per Bäck , Masood Aryapoor

We generalize the notion of Monk's schema in such a way to integrate finite dimensions. This allows us to lift a plathora of deep results proved for finite dimensions to the infinite dimensional case, like the solution to problem 2.12 in…

Logic · Mathematics 2013-09-04 Tarek Sayed Ahmed

We describe the solutions to a family of rotationally symmetric second order partial differential equations in the complex plane that arises from a four-dimensional complex Lie algebra whose spanning set generates the algebra from which…

Classical Analysis and ODEs · Mathematics 2025-11-05 Markus Klintborg

In this paper we study the relationship between the extended symmetries of exact Courant algebroids over a manifold $M$, defined by Bursztyn, Cavalcanti and Gualtieri, and the Poisson algebras of admissible functions associated to twisted…

Symplectic Geometry · Mathematics 2012-08-01 Alexander Cardona

We classify the twisted tensor products of a finite set algebra with a two elements set algebra using colored quivers obtained through considerations analogous to Ore extensions. This provides also a classification of entwining structures…

Rings and Algebras · Mathematics 2007-06-17 Claude Cibils

In the present article, we extend the fragment of inductive formulas for the hybrid language L(@) in [8] including a McKinsey-like formula, and show that every formula in the extended class has a first-order correspondent, by modifying the…

Logic · Mathematics 2022-10-11 Zhiguang Zhao

We explore the geometric notion of prolongations in the setting of computational algebra, extending results of Landsberg and Manivel which relate prolongations to equations for secant varieties. We also develop methods for computing…

Commutative Algebra · Mathematics 2008-04-03 Jessica Sidman , Seth Sullivant

In a recent paper (Del Sol Mesa A and Quesne C 2000 J. Phys. A: Math. Gen. 33 4059), we started a systematic study of the connections among different factorization types, suggested by Infeld and Hull, and of their consequences for the…

Mathematical Physics · Physics 2009-11-07 A. Del Sol Mesa , C. Quesne

We define transalgebraic functions on a compact Riemann surface as meromorphic functions except at a finite number of punctures where they have finite order exponential singularities. This transalgebraic class is a topological…

Complex Variables · Mathematics 2019-12-19 Ricardo Pérez-Marco

In this note, we outline the general development of a theory of symmetric homology of algebras, an analog of cyclic homology where the cyclic groups are replaced by symmetric groups. This theory is developed using the framework of crossed…

Algebraic Topology · Mathematics 2007-11-05 Shaun Ault , Zbigniew Fiedorowicz

The construction of HNN-extensions of involutive Hom-associative algebras and involutive Hom-Lie algebras is described. Then, as an application of HNN-extension, by using the validity of Poincar\'e-Birkhoff-Witt theorem for involutive…

Rings and Algebras · Mathematics 2021-01-06 Sergei Silvestrov , Chia Zargeh

It is well known that the relation-extensions of tilted algebras are cluster-tilted algebras. In this paper, we extend the result to silted algebras and prove some extension of silted algebras are cluster-tilted algebras.

Representation Theory · Mathematics 2020-05-19 Hanpeng Gao

In this paper we consider all possible generalizations of the B-type Hecke algebras, namely the cyclotomic and what we call 'generalized', and we construct Markov traces on each of them, so as to obtain all possible different levels of…

Geometric Topology · Mathematics 2007-05-23 Sofia Lambropoulou

We generalize a construction of Dunkl, obtaining a wide class intertwining functions on the symmetric group and a related family of multidimensional Hahn polynomials. Following a suggestion of Vilenkin and Klymik, we develop a tree-method…

Classical Analysis and ODEs · Mathematics 2011-01-11 Fabio Scarabotti

A classical result of A. Connes asserts that the Frechet algebra of smooth functions on a smooth compact manifold X provides, by a purely algebraic procedure, the de Rham cohomology of X. Namely the procedure uses Hochschild and cyclic…

alg-geom · Mathematics 2008-02-03 Jean-Paul Brasselet , André Legrand

In this article we classify all infinitesimal Hecke algebras of so_N. We establish isomorphism of their universal versions and the W-algebras of so_{N+2m+1} with a 1-block nilpotent element of the Jordan type (1,...,1,2m+1). This should be…

Representation Theory · Mathematics 2019-02-12 Alexander Tsymbaliuk

We construct an explicit isomorphism between (truncations of) quiver Hecke algebras and Elias-Williamson's diagrammatic endomorphism algebras of Bott-Samelson bimodules. As a corollary, we deduce that the decomposition numbers of these…

Representation Theory · Mathematics 2023-07-03 Chris Bowman , Anton Cox , Amit Hazi

The cyclotomic Birman-Murakami-Wenzl (or BMW) algebras B_n^k, introduced by R. Haring-Oldenburg, are extensions of the cyclotomic Hecke algebras of Ariki-Koike, in the same way as the BMW algebras are extensions of the Hecke algebras of…

Representation Theory · Mathematics 2010-10-08 Stewart Wilcox , Shona Yu

The survey is devoted to algebraic structures related to integrable ODEs and evolution PDEs. A description of Lax representations is given in terms of vector space decomposition of loop algebras into a direct sum of Taylor series and a…

Exactly Solvable and Integrable Systems · Physics 2017-11-30 Vladimir Sokolov