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Using an approach to the Jacobian Conjecture by L.M. Dru\.zkowski and K. Rusek 12], G. Gorni and G. Zampieri [19], and A.V. Yagzhev[27], we describe a correspondence between finite dimensional symmetric algebras and homogeneous tuples of…

Algebraic Geometry · Mathematics 2020-01-03 Ualbai Umirbaev

In 2015, Van den Bergh showed that complete 3-Calabi-Yau algebras over an algebraically closed field of characteristic 0 are equivalent to Ginzburg dg algebras associated with quivers with potential. He also proved the natural…

Representation Theory · Mathematics 2025-07-24 Bernhard Keller , Junyang Liu

Let A be a principally polarized abelian threefold over a perfect field k, not isomorphic to a product over the algebraic closure of k. There exists a canonical extension k' of k, of degree 1 or 2, such that A becomes isomorphic to a…

Algebraic Geometry · Mathematics 2010-05-21 Arnaud Beauville , Christophe Ritzenthaler

The aim of this note is to give a gentle introduction to algebras of partial triangulations of marked surfaces, following the structure of a talk given during the 49th symposium on ring theory and representation theory, held in Osaka. This…

Representation Theory · Mathematics 2017-01-27 Laurent Demonet

We study quivers with relations given by non-commutative analogs of Jacobian ideals in the complete path algebra. This framework allows us to give a representation-theoretic interpretation of quiver mutations at arbitrary vertices. This…

Rings and Algebras · Mathematics 2008-04-21 Harm Derksen , Jerzy Weyman , Andrei Zelevinsky

Given a compact Riemannian manifold with boundary, we prove that the space of embedded, which may be improper, free boundary minimal hypersurfaces with uniform area and Morse index upper bound is compact in the sense of smoothly graphical…

Differential Geometry · Mathematics 2021-01-27 Qiang Guang , Zhichao Wang , Xin Zhou

We prove that a three-dimensional smooth complete intersection of two quadrics over a field k is k-rational if and only if it contains a line defined over k. To do so, we develop a theory of intermediate Jacobians for geometrically rational…

Algebraic Geometry · Mathematics 2025-10-03 Olivier Benoist , Olivier Wittenberg

The Jacobian conjecture over a field of characteristic zero is considered directly in view of the nonlinear partial differential equations it is associated with. Exploring the integrals of such partial differential equations, this work…

Algebraic Geometry · Mathematics 2025-07-25 Yisong Yang

Let $\Lambda$ be a basic finite dimensional algebra over an algebraically closed field, with the property that the square of the Jacobson radical $J$ vanishes. We determine the irreducible components of the module variety $\text{Mod}_{\bf…

Representation Theory · Mathematics 2015-02-24 Frauke M. Bleher , Ted Chinburg , Birge Huisgen-Zimmermann

Buan, Iyama, Reiten and Smith proved that cluster-tilting objects in triangulated 2-Calabi--Yau categories are closely connected with mutation of quivers with potentials over an algebraically closed field. We prove a more general statement…

Representation Theory · Mathematics 2026-04-16 Christoffer Söderberg

Over any field of positive characteristic we construct 2-CY-tilted algebras that are not Jacobian algebras of quivers with potentials. As a remedy, we propose an extension of the notion of a potential, called hyperpotential, that allows to…

Representation Theory · Mathematics 2014-03-27 Sefi Ladkani

In this article, we study the quasi-homogeneity of a superpotential in a complete free algebra over an algebraic closed field of characteristic zero. We prove that a superpotential with finite dimensional Jacobi algebra is right equivalent…

Algebraic Geometry · Mathematics 2018-08-14 Zheng Hua , Gui-song Zhou

We study $2$-representation finite $\mathbb{K}$-algebras obtained from tensor products of tensor algebras of species. In earlier work we computed the higher preprojective algebra of said algebras to be given as Jacobian algebras of certain…

Representation Theory · Mathematics 2025-10-07 Christoffer Söderberg

We show that the representation type of the Jacobian algebra P(Q,S) associated to a 2-acyclic quiver Q with non-degenerate potential S is invariant under QP-mutations. We prove that, apart from very few exceptions, P(Q,S) is of tame…

Representation Theory · Mathematics 2016-01-07 Christof Geiß , Daniel Labardini-Fragoso , Jan Schröer

We embed triangulated categories defined by quivers with potential arising from ideal triangulations of marked bordered surfaces into Fukaya categories of quasi-projective 3-folds associated to meromorphic quadratic differentials. Together…

Symplectic Geometry · Mathematics 2016-01-20 Ivan Smith

We define the Jacobian of a Riemann surface with analytically parametrized boundary components. These Jacobians belong to a moduli space of ``open abelian varieties'' which satisfies gluing axioms similar to those of Riemann surfaces, and…

Algebraic Geometry · Mathematics 2008-06-17 Thomas M. Fiore , Igor Kriz

A basic finite dimensional algebra over an algebraically closed field $k$ is isomorphic to a quotient of a tensor algebra by an admissible ideal. The category of left modules over the algebra is isomorphic to the category of representations…

Representation Theory · Mathematics 2011-02-08 Carl Fredrik Berg

We prove the unpolarized Shafarevich conjecture for K3 surfaces: the set of isomorphism classes of K3 surfaces over a fixed number field with good reduction away from a fixed and finite set of places is finite. Our proof is based on the…

Number Theory · Mathematics 2017-05-26 Yiwei She

The weighted triangulation algebras associated to triangulation quivers and their socle deformations were recently introduced and studied in [15]-[20] and [2]. These algebras, based on surface triangulations and originated from the theory…

Representation Theory · Mathematics 2025-10-22 Andrzej Skowroński , Adam Skowyrski

It is shown that every non-compact hyperbolic manifold of finite volume has a finite cover admitting a geodesic ideal triangulation. Also, every hyperbolic manifold of finite volume with non-empty, totally geodesic boundary has a finite…

Geometric Topology · Mathematics 2007-05-23 Feng Luo , Saul Schleimer , Stephan Tillmann