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Related papers: Two-sided tilting complexes for generalized Brauer…

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We prove that any derived equivalence between derived discrete algebras is standard, i.e.\ is isomorphic to the derived tensor product by a two-sided tilting complex.

Representation Theory · Mathematics 2026-02-17 Grzegorz Bobinski , Tomasz Ciborski

In this paper, we study algebras of global dimension at most 2 whose generalized cluster category is equivalent to the cluster category of an acyclic quiver which is either a tree or of type $\widetilde{A}$. We are particularly interested…

Representation Theory · Mathematics 2015-01-14 Claire Amiot , Steffen Oppermann

Using the algebraic classification of all $2$-dimensional algebras, we give the algebraic classification of all $2$-dimensional rigid, conservative and terminal algebras over an algebraically closed field of characteristic 0. We have the…

Rings and Algebras · Mathematics 2018-10-04 Antonio Jesús Calderón , Amir Fernández Ouaridi , Ivan Kaygorodov

We construct an isomorphism between the partially ordered set of tilting modules for the Auslander algebra of $K[x]/(x^n)$ and the interval of rational permutation braids in the braid group on $n$ strands. Hence, there are only finitely…

Representation Theory · Mathematics 2018-03-29 Jan Geuenich

In this paper, we attempt to develop the Schreier theory for two special types extensions of multiplicative Lie algebras.

Group Theory · Mathematics 2019-09-04 Mani Shankar Pandey , Sumit Kumar Upadhyay

We introduce Gorenstein silting modules (resp. complexes), and give the relation with the usual silting modules (resp. complexes). We show that Gorenstein silting modules are the module-theoretic counterpart of 2-term Gorenstein silting…

Commutative Algebra · Mathematics 2021-12-30 Nan Gao , Jing Ma , Chiheng Zhang

We determine all values of the parameters for which the cell modules form a standard system, for a class of cellular diagram algebras including partition, Brauer, walled Brauer, Temperley-Lieb and Jones algebras. For this, we develop and…

Representation Theory · Mathematics 2019-02-05 Kevin Coulembier , Ruibin Zhang

We prove that two-sided tilting complexes, and dualizing complexes, over simple Goldie rings (with some technical conditions) are always shifts of invertible bimodules. This allows us to describe the derived Picard groups of such rings, and…

Rings and Algebras · Mathematics 2007-05-23 Amnon Yekutieli , James J. Zhang

The superconformal algebras of Ademollo et al are generalised to a multi-index form. The structure obtained is similar to the Moyal Bracket analogue of the Neveu-Schwarz Algebra.

High Energy Physics - Theory · Physics 2009-10-30 D. B. Fairlie , Jean Nuyts

The concept of star-duality is described for self-similar cut-and-project tilings in arbitrary dimensions. This generalises Thurston's concept of a Galois-dual tiling. The dual tilings of the Penrose tilings as well as the Ammann-Beenker…

Metric Geometry · Mathematics 2007-05-23 Dirk Frettlöh

In a recent paper Cohen, Liu and Yu introduce the Type $C$ Brauer algebra. We show that this algebra is an iterated inflation of hyperoctahedral groups, and that it is cellularly stratified. This gives an indexing set of the standard…

Representation Theory · Mathematics 2011-02-03 C. Bowman

Hom-Bol algebras are defined as a twisted generalization of (left) Bol algebras. Hom-Bol algebras generalize multiplicative Hom-Lie triple systems in the same way as Bol algebras generalize Lie triple systems. The notion of an $n$th derived…

Rings and Algebras · Mathematics 2012-11-30 Sylvain Attan , A. Nourou Issa

In this paper, we give an explicit description about the second Hochschild cohomology groups of bipartite Brauer graph algebras with trivial grading. Based on this, we provide geometric interpretations of deformations associated to some…

Rings and Algebras · Mathematics 2026-04-27 Yuming Liu , Zhengfang Wang , Bohan Xing

Enveloping algebras of Hom-Lie and Hom-Leibniz algebras are constructed.

Rings and Algebras · Mathematics 2008-12-07 Donald Yau

We define a generalized form of $L_\infty$-algebras called $E_2L_\infty$-algebras. As we show, these provide the natural algebraic framework for generalized geometry and the symmetries of double field theory as well as the gauge algebras…

High Energy Physics - Theory · Physics 2025-09-23 Leron Borsten , Hyungrok Kim , Christian Saemann

In this paper the relationship between iterated tilted algebras and cluster-tilted algebras and relation-extensions is studied. In the Dynkin case, it is shown that the relationship is very strong and combinatorial.

Representation Theory · Mathematics 2008-11-11 Michael Barot , Elsa Fernández , María Inés Platzeck , Nilda Isabel Pratti , Sonia Trepode

We construct a universal envelope for any Poisson- and Gerstenhaber algebra. While the deformation theory of Poisson algebras seems to be partially trivial, results from string- and M-theory suggest a rich deformation theory of Gerstenhaber…

High Energy Physics - Theory · Physics 2007-05-23 Harald Grosse , Karl-Georg Schlesinger

We compute the Brauer group of the moduli stack of elliptic curves over the integers, localizations of the integers, finite fields of odd characteristic, and algebraically closed fields of characteristic not $2$. The methods involved…

Algebraic Geometry · Mathematics 2020-10-21 Benjamin Antieau , Lennart Meier

In representation theory, the double centraliser property is an important property for a module (bimodule). It plays a fundamental role in many theories. In this paper, we extend this property to complexes in derived categories of finite…

Representation Theory · Mathematics 2021-09-23 Jin Zhang

As the first attempt to classify $\tau$-tilting finite two-point algebras, we have determined the $\tau$-tilting finiteness for minimal wild two-point algebras and some tame two-point algebras.

Representation Theory · Mathematics 2021-12-30 Qi Wang
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