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We show that the endomorphism ring of each cluster tilting object in a tubular cluster category is a finite dimensional Jacobian algebra which is tame of polynomial growth. Moreover, these Jacobian algebras are given by a quiver with a…

Rings and Algebras · Mathematics 2016-01-07 Christof Geiss , Raúl González-Silva

Given a marked surface (S,M) we can add arcs to the surface to create a triangulation, T, of that surface. For each triangulation, T, we can associate a cluster algebra. In this paper we will consider the torus of genus n with two interior…

Combinatorics · Mathematics 2014-12-12 Eric Bucher

In 2011, Barot and Marsh provided an explicit construction of presentation of a finite Weyl group $W$ by any quiver mutation-equivalent to an orientation of a Dynkin diagram with Weyl group $W$. The construction was extended by the authors…

Combinatorics · Mathematics 2025-09-03 Anna Felikson , Michael Shapiro , Pavel Tumarkin

We introduce a category of cluster algebras with fixed initial seeds. This category has countable coproducts, which can be constructed combinatorially, but no products. We characterise isomorphisms and monomorphisms in this category and…

Representation Theory · Mathematics 2012-01-31 Ibrahim Assem , Grégoire Dupont , Ralf Schiffler

Motivated by the mutation theory of quivers with potentials developed by Derksen-Weyman-Zelevinsky, and the representation-theoretic approach to cluster algebras it provides, we propose a mutation theory of species with potentials for…

Rings and Algebras · Mathematics 2013-06-17 Daniel Labardini-Fragoso , Andrei Zelevinsky

Sherman-Zelevinsky and Cerulli constructed canonically positive bases in cluster algebras associated to affine quivers having at most three vertices. Both constructions involve cluster monomials and normalized Chebyshev polynomials of the…

Representation Theory · Mathematics 2010-04-29 Gregoire Dupont

In this paper, we start with a class of quivers that containing only 2-cycles and loops, referred to as 2-cyclic quivers. We prove that there exists a potential on these quivers that ensures the resulting quiver with potential is…

Representation Theory · Mathematics 2024-11-26 Yiyu Li , Liangang Peng

We study the cluster categories arising from marked surfaces (with punctures and non-empty boundaries). By constructing skewed-gentle algebras, we show that there is a bijection between tagged curves and string objects. Applications include…

Representation Theory · Mathematics 2019-02-20 Yu Qiu , Yu Zhou

Cluster algebras were introduced by S. Fomin and A. Zelevinsky in math.RT/0104151; their study continued in math.RA/0208229, math.RT/0305434. This is a family of commutative rings designed to serve as an algebraic framework for the theory…

Quantum Algebra · Mathematics 2007-05-23 Arkady Berenstein , Andrei Zelevinsky

We extend the construction of canonical bases for cluster algebras from unpunctured surfaces to the case where the number of marked points is one, and we show that the cluster algebra is equal to the upper cluster algebra in this case.

Representation Theory · Mathematics 2014-07-29 Ilke Canakci , Kyungyong Lee , Ralf Schiffler

We continue the study of quivers with potentials and their representations initiated in the first paper of the series. Here we develop some applications of this theory to cluster algebras. As shown in the "Cluster algebras IV" paper, the…

Rings and Algebras · Mathematics 2010-03-24 Harm Derksen , Jerzy Weyman , Andrei Zelevinsky

A major direction in the theory of cluster algebras is to construct (quantum) cluster algebra structures on the (quantized) coordinate rings of various families of varieties arising in Lie theory. We prove that all algebras in a very large…

Quantum Algebra · Mathematics 2015-08-14 K. R. Goodearl , M. T. Yakimov

We define the cluster algebra associated with the Q-system for the Kirillov-Reshetikhin characters of the quantum affine algebra $U_q(\hat{\g})$ for any simple Lie algebra g, generalizing the simply-laced case treated in [Kedem 2007]. We…

Representation Theory · Mathematics 2009-10-20 Philippe Di Francesco , Rinat Kedem

This paper explores the cluster algebra structure of the moduli space $\mathscr{A}_{\mathrm{SL}_{n+1},\mathbb{S}}$ of twisted $\mathrm{SL}_{n+1}$-local systems on a surface. We derive general recurrence relations for cluster variables…

Combinatorics · Mathematics 2026-02-27 Vu Tung Lam Dinh , Ivan Chi-Ho Ip

Combinatorial methods are developed to find the cluster coordinates for moduli space of flat connections which is describing the Coulomb branch of higher rank N=2 theories derived by compactifying six dimensional (2,0) theory on a punctured…

High Energy Physics - Theory · Physics 2012-07-18 Dan Xie

In this paper, we introduce generalized quiver varieties which include as special cases classical and cyclic quiver varieties. The geometry of generalized quiver varieties is governed by a finitely generated algebra P: the algebra P is…

Representation Theory · Mathematics 2018-08-31 Sarah Scherotzke

In this note, we introduce monoidal subcategories of the tensor category of finite-dimensional representations of a simply-laced quantum affine algebra, parametrized by arbitrary Dynkin quivers. For linearly oriented quivers of types A and…

Quantum Algebra · Mathematics 2013-03-07 David Hernandez , Bernard Leclerc

For any quiver mutation sequence, we define a pair of matrices that describe a fixed point equation of a cluster transformation determined from the mutation sequence. We give an explicit relationship between this pair of matrices and the…

Combinatorics · Mathematics 2020-01-07 Yuma Mizuno

In this paper, we show that, for skew-symmetric cluster algebras, the c-vectors of any seed with respect to an acyclic initial seed define a quasi-Cartan companion of the corresponding exchange matrix. As an application, we show that any…

Combinatorics · Mathematics 2013-05-13 Ahmet Seven

Holm and Jorgensen have shown the existence of a cluster structure on a certain category $D$ that shares many properties with finite type $A$ cluster categories and that can be fruitfully considered as an infinite analogue of these. In this…

Representation Theory · Mathematics 2014-12-03 Jan E. Grabowski , Sira Gratz
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