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A covariant Poisson bracket and an associated covariant star product in the sense of deformation quantization are defined on the algebra of tensor-valued differential forms on a symplectic manifold, as a generalization of similar structures…

Mathematical Physics · Physics 2010-09-09 M. Chaichian , M. Oksanen , A. Tureanu , G. Zet

In this paper, we study invariant Poisson structures on homogeneous manifolds, which serve as a natural generalization of homogeneous symplectic manifolds previously explored in the literature. Our work begins by providing an algebraic…

Differential Geometry · Mathematics 2025-04-10 Abdelhak Abouqateb , Charif Bourzik

In this paper, we study half-densities enhancing the multiplication map on a symplectic groupoid and which satisfy a suitable associativity condition. This is structurally motivated by the expected complete semiclassical-analytic…

Symplectic Geometry · Mathematics 2026-05-21 Alejandro Cabrera , Gabriel Gonzalo Ledesma Valenotti

We canonically quantize a Poisson manifold to a Lie 2-groupoid, complete with a quantization map, and show that it relates geometric and deformation quantization: the perturbative expansion in $\hbar$ of the (formal) convolution of two…

Symplectic Geometry · Mathematics 2024-04-15 Joshua Lackman

The covariant canonical formalism is a covariant extension of the traditional canonical formalism of fields. In contrast to the traditional canonical theory, it has a remarkable feature that canonical equations of gauge theories or gravity…

High Energy Physics - Theory · Physics 2017-03-21 Yasuhito Kaminaga

Let $M$ be an oriented manifold and let $\frak N$ be a set consisting of oriented closed manifolds of the same odd dimension. We consider the topological space $G_{\frak N, M}$ of commutative diagrams. Each commutative diagram consists of a…

Geometric Topology · Mathematics 2021-11-18 Vladimir Chernov

In this paper we prove the existence of isomorphisms between certain non-commutative algebras that are interesting from representation theoretic perspective and arise as quantizations of certain Poisson algebras. We show that quantizations…

Quantum Algebra · Mathematics 2011-08-23 Ivan Losev

Developing ideas based on combinatorial formulas for characteristic classes we introduce the algebra modeling secondary characteristic classes associated to $N$ connections. Certain elements of the algebra correspond to the ordinary and…

High Energy Physics - Theory · Physics 2008-02-03 I. M. Gel'fand , M. M. Smirnov

We define the gauge potentials of Poisson electrodynamics as sections of a symplectic realization of the spacetime manifold and infinitesimal gauge transformations as a representation of the associated Lie algebroid acting on the symplectic…

High Energy Physics - Theory · Physics 2024-01-30 Fabio Di Cosmo , Alberto Ibort , Giuseppe Marmo , Patrizia Vitale

A geometric description is given for the Sp(2) covariant version of the field-antifield quantization of general constrained systems in the Lagrangian formalism. We develop differential geometry on manifolds in which a basic set of…

High Energy Physics - Theory · Physics 2013-07-31 I Batalin , R Marnelius , A Semikhatov

Given a simple Lie algebra $\mathfrak{g}$ and an element $\mu\in\mathfrak{g}^*$, the corresponding shift of argument subalgebra of $\text{S}(\mathfrak{g})$ is Poisson commutative. In the case where $\mu$ is regular, this subalgebra is known…

Representation Theory · Mathematics 2015-09-09 Vyacheslav Futorny , Alexander Molev

We define formal geometric quantisation for proper Hamiltonian actions by possibly noncompact groups on possibly noncompact, prequantised symplectic manifolds, generalising work of Weitsman and Paradan. We study the functorial properties of…

Symplectic Geometry · Mathematics 2016-08-31 Peter Hochs , Varghese Mathai

In the context of a noncommutative differential calculus on the algebra of real valued functions of an $n$-dimensional manifold $M$, a commutative and associative product of 1-forms is naturally defined. Ordinary differential calculus…

q-alg · Mathematics 2008-02-03 A. Dimakis , C. Tzanakis

We present a star product between differential forms to second order in the deformation parameter $\hbar$. The star product obtained is consistent with a graded differential Poisson algebra structure on a symplectic manifold. The form of…

High Energy Physics - Theory · Physics 2009-10-01 Anthony Tagliaferro

The geometric quantization of a symplectic manifold endowed with a prequantum bundle and a metaplectic structure is defined by means of an integrable complex structure. We prove that its semi-classical limit does not depend on the choice of…

Symplectic Geometry · Mathematics 2009-11-11 L. Charles

For a class of symplectic manifolds, we introduce a functional which assigns a real number to any pair of continuous functions on the manifold. This functional has a number of interesting properties. On the one hand, it is Lipschitz with…

Symplectic Geometry · Mathematics 2007-07-15 Michael Entov , Leonid Polterovich , Frol Zapolsky

For non-abelian simple objects in a unitary modular category, the density of their braid group representations, the #P-hard evaluation of their associated link invariants, and the BQP-completeness of their anyonic quantum computing models…

Quantum Algebra · Mathematics 2015-06-15 Matthew B. Hastings , Chetan Nayak , Zhenghan Wang

These notes present an introduction to an analytic version of deformation quantization. The central point is to study algebras of physical observables and their irreducible representations. In classical mechanics one deals with real Poisson…

High Energy Physics - Theory · Physics 2007-05-23 N. P. Landsman

We investigate (pseudo)differential forms in the framework of supergeometry. Definitions, basic properties and Cartan calculus (DeRham differential, Lie derivative, inner product, Hodge operator) are presented; the symplectic supermechanics…

Differential Geometry · Mathematics 2010-01-23 Denis Kochan

We consider some differential geometric classes of local and nonlocal Poisson and symplectic structures on loop spaces of smooth manifolds which give natural Hamiltonian and multihamiltonian representations for some important nonlinear…

High Energy Physics - Theory · Physics 2016-09-06 Oleg Mokhov