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A complex integrable system determines a family of complex tori over a Zariski-open and dense subset in its base. This family in turn yields an integral variation of Hodge structures of weight $\pm 1$. In this paper, we study the converse…

Algebraic Geometry · Mathematics 2019-10-04 Florian Beck

We relate a construction of Kadeishvili's establishing an A-infinity-structure on the homology of a differential graded algebra or more generally of an A-infinity algebra with certain constructions of Chen and Gugenheim. Thereafter we…

Algebraic Topology · Mathematics 2013-03-12 Johannes Huebschmann

We discuss the Poisson structures on Lie groups and propose an explicit construction of the integrable models on their appropriate Poisson submanifolds. The integrals of motion for the SL(N)-series are computed in cluster variables via the…

High Energy Physics - Theory · Physics 2015-06-05 A. Marshakov

Generalizing the results by Fomin-Pylyavskyy and Carde, we construct a family of natural cluster structures in the coordinate ring of a mixed Grassmannian, the configuration space of tuples of several vectors and covectors in a…

Combinatorics · Mathematics 2025-06-26 Zenan Fu

We construct some new Integrable Systems (IS) both classical and quantum associated with elliptic algebras. Our constructions are partly based on the algebraic integrability mechanism given by the existence of commuting families in skew…

Quantum Algebra · Mathematics 2007-05-23 A. Odesskii , V. Rubtsov

Different group structures which underline the integrable systems are considered. In some cases, the quantization of the integrable system can be provided with substituting groups by their quantum counterparts. However, some other group…

High Energy Physics - Theory · Physics 2007-05-23 A. Mironov

The pentagram map was introduced by R. Schwartz more than 20 years ago. In 2009, V. Ovsienko, R. Schwartz and S. Tabachnikov established Liouville complete integrability of this discrete dynamical system. In 2011, M. Glick interpreted the…

Dynamical Systems · Mathematics 2017-10-25 Michael Gekhtman , Michael Shapiro , Serge Tabachnikov , Alek Vainshtein

In this paper we examine an interesting connection between the generalized Volterra lattices of Bogoyavlensky and a special case of an integrable system defined by Sklyanin. The Sklyanin system happens to be one of the cases in the…

Mathematical Physics · Physics 2009-11-11 Pantelis A. Damianou , Stelios P. Kouzaris

In 1983 Bogoyavlenski conjectured that if the Euler equations on a Lie algebra $\mathfrak g_0$ are integrable, then their certain extensions to semisimple lie algebras $\mathfrak g$ related to the filtrations of Lie algebras $\mathfrak…

Exactly Solvable and Integrable Systems · Physics 2024-03-05 Bozidar Jovanovic , Tijana Sukilovic , Srdjan Vukmirovic

A class of multi-component integrable systems associated to Novikov algebras, which interpolate between KdV and Camassa-Holm type equations, is obtained. The construction is based on the classification of low-dimensional Novikov algebras by…

Exactly Solvable and Integrable Systems · Physics 2016-02-18 Ian A. B. Strachan , Blazej M. Szablikowski

This is an introductory survey on cluster algebras and their (additive) categorification using derived categories of Ginzburg algebras. After a gentle introduction to cluster combinatorics, we review important examples of coordinate rings…

Representation Theory · Mathematics 2012-03-14 Bernhard Keller

In these lectures I consider the Hitchin integrable systems and their relations with the self-duality equations and the twisted super-symmetric Yang-Mills theory in four dimension follow Hitchin and Kapustin-Witten. I define the Symplectic…

High Energy Physics - Theory · Physics 2009-11-13 M. Olshanetsky

We show that the dimer model on a bipartite graph on a torus gives rise to a quantum integrable system of special type - a cluster integrable system. The phase space of the classical system contains, as an open dense subset, the moduli…

Algebraic Geometry · Mathematics 2012-11-13 A. B. Goncharov , R. Kenyon

The algebraic structure of the integrable mixed mKdV/sinh-Gordon model is discussed and \textit{}extended to the AKNS/Lund-Regge model and to its corresponding supersymmetric versions. The integrability of the models is guaranteed from the…

Exactly Solvable and Integrable Systems · Physics 2012-04-17 J. F. Gomes , G. R. de Melo , A. H. Zimerman

Cluster algebras are commutative rings with a set of distinguished generators having a remarkable combinatorial structure. They were introduced by Fomin and Zelevinsky in 2000 in the context of Lie theory, but have since appeared in many…

Rings and Algebras · Mathematics 2013-03-19 Lauren K. Williams

Using the point fusion procedure we obtain the new integrable systems from the Elliptic Schlesinger system (ESS). These new systems have the pole orders higher than one in the matrix of the Lax operator. Quadratic Poisson algebras on the…

Exactly Solvable and Integrable Systems · Physics 2008-12-31 Yu. Chernyakov

We associate a dimer algebra A to a Postnikov diagram D (in a disk) corresponding to a cluster of minors in the cluster structure of the Grassmannian Gr(k,n). We show that A is isomorphic to the endomorphism algebra of a corresponding…

Representation Theory · Mathematics 2020-12-21 Karin Baur , Alastair King , Bethany Marsh

In the cluster algebra literature, the notion of a graded cluster algebra has been implicit since the origin of the subject. In this work, we wish to bring this aspect of cluster algebra theory to the foreground and promote its study. We…

Rings and Algebras · Mathematics 2015-06-22 Jan E. Grabowski

We give a construction of generalized cluster varieties and generalized cluster scattering diagrams for reciprocal generalized cluster algebras, the latter of which were defined by Chekhov and Shapiro. These constructions are analogous to…

Combinatorics · Mathematics 2022-11-29 Man-Wai Mandy Cheung , Elizabeth Kelley , Gregg Musiker

The construction of superintegrable systems based on Lie algebras and their universal enveloping algebras has been widely studied over the past decades. However, most constructions rely on explicit differential operator realisations and…

Mathematical Physics · Physics 2025-05-26 Ian Marquette , Junze Zhang , Yao-Zhong Zhang