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We study one and two parameter quantizations of the function algebra on a semisimple orbit in the coadjoint representation of a simple Lie group subject to the condition that the multiplication on the quantized algebra is invariant under…

Quantum Algebra · Mathematics 2007-05-23 Joseph Donin , Dmitry Gurevich , Steve Shnider

Let $A$ be a Koszul (or more generally, $N$-Koszul) Calabi-Yau algebra. Inspired by the works of Kontsevich, Ginzburg and Van den Bergh, we show that there is a derived non-commutative Poisson structure on $A$, which induces a graded Lie…

Quantum Algebra · Mathematics 2017-01-24 Xiaojun Chen , Alimjon Eshmatov , Farkhod Eshmatov , Song Yang

There is constructed a family of Lie algebras that act in a Hamiltonian way on the symplectic affine space of linear symplectic connections on a symplectic manifold. The associated equivariant moment map is a formal sum of the Cahen-Gutt…

Symplectic Geometry · Mathematics 2017-01-11 Daniel J. F. Fox

We use compactifications of C*-algebras to introduce noncommutative coarse geometry. We transfer a noncommutative coarse structure on a C*-algebra with an action of a locally compact Abelian group by translations to Rieffel deformations and…

Operator Algebras · Mathematics 2016-10-28 Tathagata Banerjee , Ralf Meyer

A.A. Kirillov introduced the family algebras in 2000. In this paper we study the noncommutative Poisson bracket P on the classical family algebra. We show that P is the first-order deformation from the classical family algebra to the…

Representation Theory · Mathematics 2016-12-26 Zhaoting Wei

In this paper, we present a theory of Poisson deformation of Hamiltonian quasi-Poisson manifolds to Hamiltonian Poisson manifolds that include degenerate cases. More significantly, this theory extends to singular cases arising from…

Symplectic Geometry · Mathematics 2026-01-21 Mohamed Moussadek Maiza

We derive a Hamiltonian structure for the $N$-particle hyperbolic spin Ruijsenaars-Schneider model by means of Poisson reduction of a suitable initial phase space. This phase space is realised as the direct product of the Heisenberg double…

High Energy Physics - Theory · Physics 2019-08-22 Gleb Arutyunov , Enrico Olivucci

To every Poisson algebraic variety X over an algebraically closed field of characteristic zero, we canonically attach a right D-module M(X) on X. If X is affine, solutions of M(X) in the space of algebraic distributions on X are Poisson…

Symplectic Geometry · Mathematics 2010-12-24 Pavel Etingof , Travis Schedler , Ivan Losev

We consider a class of map, recently derived in the context of cluster mutation. In this paper we start with a brief review of the quiver context, but then move onto a discussion of a related Poisson bracket, along with the Poisson algebra…

Exactly Solvable and Integrable Systems · Physics 2011-05-17 Allan P Fordy

The fully coupled dynamic interaction problem of the free surface of an incompressible fluid and a rigid body beneath it, in an inviscid, irrotational framework and in the absence of surface tension, is considered. Evolution equations of…

Fluid Dynamics · Physics 2024-08-26 Banavara N. Shashikanth

Let \Sigma_g be a closed orientable surface let Diff_0(\Sigma_g; area) be the identity component of the group of area-preserving diffeomorphisms of \Sigma_g. In this work we present an extension of Gambaudo-Ghys construction to the case of…

Geometric Topology · Mathematics 2014-06-02 Michael Brandenbursky

We examine the role of non-commutative geometry in D$p$-branes within large R-R field backgrounds. In this context, the background of a significant ($p-1$)-form R-R field can be effectively described using a ($p-1$)-bracket, similar to the…

High Energy Physics - Theory · Physics 2025-11-17 Chen-Te Ma

We investigate a class of non-quasi-homogeneous free divisors in the sense of Saito. These divisors are defined by equations of the form $D:= \{h=0\}$ on $\mathbb{C}^p$, where the polynomial $h$ is specific linear combination of monomials…

Differential Geometry · Mathematics 2026-01-21 Kamtila Kari , Joseph Dongho , Prosper Rosaire Mama Assandje , Thomas Bouetou Bouetou

We define a new basis of the algebra of quasi-symmetric functions by lifting the cycle-index polynomials of symmetric groups to noncommutative polynomials with coefficients in the algebra of free quasi-symmetric functions, and then…

Combinatorics · Mathematics 2019-03-27 Jean-Christophe Novelli , Jean-Yves Thibon , Frederic Toumazet

Given a symplectic form and a pseudo-riemannian metric on a manifold, a non degenerate even Poisson bracket on the algebra of differential forms is defined and its properties are studied. A comparison with the Koszul-Schouten bracket is…

Mathematical Physics · Physics 2018-05-29 Juan Monterde , José Antonio Vallejo

We introduce the notion of tropicalization for Poisson structures on $\mathbb{R}^n$ with coefficients in Laurent polynomials. To such a Poisson structure we associate a polyhedral cone and a constant Poisson bracket on this cone. There is a…

Symplectic Geometry · Mathematics 2015-05-14 Anton Alekseev , Irina Davydenkova

The semiclassical limit of full non-commutative gauge theory is known as Poisson gauge theory. In this work we revise the construction of Poisson gauge theory paying attention to the geometric meaning of the structures involved and advance…

High Energy Physics - Theory · Physics 2022-11-30 V. G. Kupriyanov , M. A. Kurkov , P. Vitale

An accurate data-based prediction of the long-term evolution of Hamiltonian systems requires a network that preserves the appropriate structure under each time step. Every Hamiltonian system contains two essential ingredients: the Poisson…

Machine Learning · Computer Science 2023-08-30 Christopher Eldred , François Gay-Balmaz , Sofiia Huraka , Vakhtang Putkaradze

The Poisson gauge theory is a semi-classical limit of full non-commutative gauge theory. In this work we construct an L$_\infty^{full}$ algebra which governs both the action of gauge symmetries and the dynamics of the Poisson gauge theory.…

High Energy Physics - Theory · Physics 2022-09-28 O. Abla , V. G. Kupriyanov , M. Kurkov

We construct a natural prequantization space over a monotone product of a toric manifold and an arbitrary number of complex Grassmannians of 2-planes in even-dimensional complex spaces, and prove that the universal cover of the identity…

Symplectic Geometry · Mathematics 2019-02-08 Frol Zapolsky
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