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We introduce the notion of geometric pseudo-quantisation based on geometric quantisation with a weakened curvature condition. We show how such a structure arises naturally from simple deformations of the symplectic structure and pullbacks…

Mathematical Physics · Physics 2025-11-25 Kerr Maxwell

In this paper we investigate the possibility of constructing a complete quantization procedure consisting of geometric and deformation quantization. The latter assigns a noncommutative algebra to a symplectic manifold, by deforming the…

Mathematical Physics · Physics 2008-09-12 Christoph Nölle

A method for the deformation quantization of coadjoint orbits of semisimple Lie groups is proposed. It is based on the algebraic structure of the orbit. Its relation to geometric quantization and differentiable deformations is explored.

Quantum Algebra · Mathematics 2009-10-31 M. A. Lledó

The algebraic method of singular reduction is applied for non regular group action on manifolds which provides singular symplectic spaces. The problem of deformation quantization of the singular surfaces is the focus. For some examples of…

Mathematical Physics · Physics 2017-06-27 Victor Palamodov

In this paper we consider the problem of deformation quantization of the algebra of polynomial functions on coadjoint orbits of semisimple lie groups. The deformation of an orbit is realized by taking the quotient of the universal…

Quantum Algebra · Mathematics 2007-05-23 R. Fioresi , M. A. Lledo

One way of reconciling classical and quantum mechanics is deformation quantization, which involves deforming the commutative algebra of functions on a Poisson manifold to a non-commutative, associative algebra, reminiscent of the space of…

Mathematical Physics · Physics 2021-11-12 Oisin Kim

In this work, we present straightforward and concrete computations of the unitary irreducible representations of the Euclidean motion group $M(2)$ employing the methods of deformation quantization. Deformation quantization is a quantization…

Mathematical Physics · Physics 2017-09-28 Alexander J. Balsomo , Job A. Nable

Whenever a given Poisson manifold is equipped with discrete symmetries the corresponding algebra of invariant functions or the algebra of functions twisted by the symmetry group can have new deformations, which are not captured by…

Mathematical Physics · Physics 2022-12-28 Alexey Sharapov , Evgeny Skvortsov , Arseny Sukhanov

We review several procedures of quantization formulated in the framework of (classical) phase space M. These quantization methods consider Quantum Mechanics as a "deformation" of Classical Mechanics by means of the "transformation" of the…

Mathematical Physics · Physics 2007-05-23 Oscar Arratia , Miguel A. Martin , Mariano A. Olmo

Deformation quantization is a powerful tool to quantize some classical systems especially in noncommutative space. In this work we first show that for a class of special Hamiltonian one can easily find relevant time evolution functions and…

Mathematical Physics · Physics 2009-04-03 Bing-Sheng Lin , Si-Cong Jing , Tai-Hua Heng

In this paper we construct a deformation quantization of the algebra of polynomials of an arbitrary (regular and non regular) coadjoint orbit of a compact semisimple Lie group. The deformed algebra is given as a quotient of the enveloping…

Quantum Algebra · Mathematics 2007-05-23 M. A. Lledo

The concept of quantization consists in replacing commutative quantities by noncommutative ones. In mathematical language an algebra of continuous functions on a locally compact topological space is replaced with a noncommutative…

Operator Algebras · Mathematics 2018-02-13 Petr Ivankov

In these lecture notes I give an introduction to deformation quantization. The quantization problem is discussed in some detail thereby motivating the notion of star products. Starting from a deformed observable algebra, i.e. the star…

High Energy Physics - Theory · Physics 2007-05-23 Stefan Waldmann

The purpose of this paper is to give a notion of deformation of expressions for elements of algebra. Deformation quantization (cf.[BF]) deforms the commutative world to a non-commutative world. However, this involves deformation of…

Mathematical Physics · Physics 2011-04-12 H. Omori , Y. Maeda , N. Miyazaki , A. Yoshioka

We propose to study deformation quantizations of Whitney functions. To this end, we extend the notion of a deformation quantization to algebras of Whitney functions over a singular set, and show the existence of a deformation quantization…

Quantum Algebra · Mathematics 2012-02-28 M. J. Pflaum , H. Posthuma , X. Tang

We start with a short exposition of developments in physics and mathematics that preceded, formed the basis for, or accompanied, the birth of deformation quantization in the seventies. We indicate how the latter is at least a viable…

Quantum Algebra · Mathematics 2007-05-23 Giuseppe Dito , Daniel Sternheimer

The tomographic representation of quantum fields within the deformation quantization formalism is constructed. By employing the Wigner functional we obtain the symplectic tomogram associated with quantum fields. In addition, the tomographic…

High Energy Physics - Theory · Physics 2021-02-03 Jasel Berra-Montiel , Roberto Cartas

In this paper, we study deformation quantization of symplectic vector fields \`a la Fedosov. We show that each symplectic vector field can be quantized to a derivation of the deformed star algebra. Moreover, we show that this quantization…

Quantum Algebra · Mathematics 2026-02-12 Haoyuan Gao

We give an explicit construction of a deformation quantization of the algebra of functions on a Poisson manifolds, based on Kontsevich's local formula. The deformed algebra of functions is realized as the algebra of horizontal sections of a…

Quantum Algebra · Mathematics 2008-01-29 Alberto S. Cattaneo , Giovanni Felder , Lorenzo Tomassini

In this work we give a deformation theoretical approach to the problem of quantization. First the notion of a deformation of a noncommutative ringed space over a commutative locally ringed space is introduced within a language coming from…

High Energy Physics - Theory · Physics 2013-08-08 Markus J. Pflaum
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