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We prove a normal form theorem for principal Hamiltonian actions on Poisson manifolds around the zero locus of the moment map. The local model is the generalization to Poisson geometry of the classical minimal coupling construction from…

Symplectic Geometry · Mathematics 2023-02-07 Pedro Frejlich , Ioan Marcut

We modify the Hochschild $\phi$-map to construct central extensions of a restricted Lie algebra. Such central extension gives rise to a group scheme which leads to a geometric construction of unrestricted representations. For a classical…

Representation Theory · Mathematics 2007-05-23 Ivan Mirkovic , Dmitriy Rumynin

We introduce Poisson double algebroids, and the equivalent concept of double Lie bialgebroid, which arise as second-order infinitesimal counterparts of Poisson double groupoids. We develop their underlying Lie theory, showing how these…

Symplectic Geometry · Mathematics 2022-07-14 Henrique Bursztyn , Alejandro Cabrera , Matias del Hoyo

This note gives an overview on the construction of symplectic groupoids as reduced phase spaces of Poisson sigma models and its generalization in the infinite dimensional setting (before reduction).

Symplectic Geometry · Mathematics 2020-05-19 Ivan Contreras , Alberto S. Cattaneo

This paper consists of two parts. In the first part we show that any Poisson algebraic group over a field of characteristic zero and any Poisson Lie group admits a local quantization. This answers positively a question of Drinfeld. In the…

q-alg · Mathematics 2008-02-03 Pavel Etingof , David Kazhdan

It is known that the computation of the Poisson cohomology is closely related to the classification of singularities of Poisson structures. In this paper, we will first look for the normal forms of germs at (0,0) of Poisson structures on…

Differential Geometry · Mathematics 2007-05-23 Philippe Monnier

We construct a class of quantum field theories depending on the data of a holomorphic Poisson structure on a piece of the underlying spacetime. The main technical tool relies on a characterization of deformations and anomalies of such…

Mathematical Physics · Physics 2020-08-07 Chris Elliott , Brian R Williams

We place the renormalization procedure in quantum field theory into the familiar mathematical context of quantization of Poisson algebras. The Poisson algebra in question is the algebra of classical field theory Hamiltonians constructed in…

General Physics · Physics 2012-01-04 A. Stoyanovsky

A class of two dimensional field theories, based on (generically degenerate) Poisson structures and generalizing gravity-Yang-Mills systems, is presented. Locally, the solutions of the classical equations of motion are given. A general…

High Energy Physics - Theory · Physics 2015-06-26 Peter Schaller , Thomas Strobl

We develop the theory of multiplicative Ehresmann connections for Lie groupoid submersions covering the identity, as well as their infinitesimal counterparts. We construct obstructions to the existence of such connections, and we prove…

Differential Geometry · Mathematics 2023-05-19 Rui Loja Fernandes , Ioan Marcut

This work introduces a unified approach to the reduction of Poisson manifolds using their description by graded symplectic manifolds. This yields a generalization of the classical Poisson reduction by distributions (Marsden-Ratiu…

Symplectic Geometry · Mathematics 2015-05-19 Alberto S. Cattaneo , Marco Zambon

Poisson homogeneous spaces for Poisson groupoids are classfied in terms of Dirac structures for the corresponding Lie bialgebroids. Applications include Drinfel'd's classification in the case of Poisson groups and a description of leaf…

dg-ga · Mathematics 2008-02-03 Z. J. Liu , A. Weinstein , P. Xu

This article will discussing on $\frac{1}{2}$-derivations of quasi-filiform Lie algebras of maximum length. The non-trivial transposed Poisson algebras with the quasi-filiform Lie algebras of maximum length are constructed by using…

Rings and Algebras · Mathematics 2024-08-16 Kobiljon Abdurasulov , Fatanah Deraman , Azamat Saydaliyev , Siti Hasana Sapar

We recall the presentation of the generalized, complex structures by classical tensor fields, while noticing that one has a similar presentation and the same integrability conditions for generalized, paracomplex and subtangent structures.…

Differential Geometry · Mathematics 2007-05-23 Izu Vaisman

We define and study coisotropic structures on morphisms of commutative dg algebras in the context of shifted Poisson geometry, i.e. $P_n$-algebras. Roughly speaking, a coisotropic morphism is given by a $P_{n+1}$-algebra acting on a…

Algebraic Geometry · Mathematics 2018-10-03 Valerio Melani , Pavel Safronov

The induced two-dimensional topological N=1 supersymmetric sigma model on a differential Poisson manifold M presented in arXiv:1503.05625 is shown to be a special case of the induced Poisson sigma model on the bi-graded supermanifold…

High Energy Physics - Theory · Physics 2016-07-05 Cesar Arias , Per Sundell , Alexander Torres-Gomez

We prove an equivariant version of the local splitting theorem for tame Poisson structures and Poisson actions of compact Lie groups. As a consequence, we obtain an equivariant linearization result for Poisson structures whose transverse…

Symplectic Geometry · Mathematics 2013-01-08 Eva Miranda , Nguyen Tien Zung

On a Poisson manifold endowed with a Riemannian metric we will construct a vector field that generalizes the double bracket vector field defined on semi-simple Lie algebras. On a regular symplectic leaf we will construct a generalization of…

Differential Geometry · Mathematics 2014-02-18 Petre Birtea

The problem of characterizing all new-time transformations preserving the Poisson structure of a finitedimensional Poisson system is completely solved in a constructive way. As a corollary, this leads to a broad generalization of previously…

Mathematical Physics · Physics 2019-10-24 Benito Hernández-Bermejo

We solve the topological Poisson Sigma model for a Poisson-Lie group $G$ and its dual $G^*$. We show that the gauge symmetry for each model is given by its dual group that acts by dressing transformations on the target. The resolution of…

High Energy Physics - Theory · Physics 2009-11-10 Ivan Calvo , Fernando Falceto , David Garcia-Alvarez
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