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Related papers: Basic properties of Fedosov supermanifolds

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We present some results dealing with the local geometry of almost complex manifolds. We establish mainly the complete hyperbolicity of strictly pseudoconvex domains, the extension of plurisubharmonic functions through generic submanifolds…

Complex Variables · Mathematics 2007-05-23 Bernard Coupet , Herve Gaussier , Alexandre Sukhov

In this paper we study geometry of symmetric torsion-free connections which preserve a given symplectic form

dg-ga · Mathematics 2008-02-03 Israel Gelfand , Vladimir Retakh , M. Shubin

A presymplectic structure on odd dimensional manifold is given by a closed 2-form which is nondegenerate, i.e., of maximal rank. We investigate geometry of presymplectic manifolds. Some basic theorems analogous to those in symplectic and…

Symplectic Geometry · Mathematics 2010-02-20 Boguslaw Hajduk , Rafal Walczak

We outline an unified approach to geometrization of Lagrange mechanics, Finsler geometry and geometric methods of constructing exact solutions with generic off-diagonal terms and nonholonomic variables in gravity theories. Such geometries…

Symplectic Geometry · Mathematics 2009-11-10 Fernando Etayo , Rafael Santamar\{'ı}a , Sergiu I. Vacaru

The Fedosov deformation quantization on a cotangent bundle with a symplectic connection induced by some linear symmetric connection on the base space is considered. A global construction of the symplectic homogeneous connection on the…

Mathematical Physics · Physics 2011-03-17 Jaromir Tosiek

We study the relations between the projective and the almost conformally symplectic structures on a smooth even dimensional manifold. We describe these relations by a single almost conformally symplectic connection with totally trace--free…

Differential Geometry · Mathematics 2017-10-17 Jan Gregorovič

The curvature tensor of a symplectic connection, as well as its covariant derivatives, satisfy certain identities that hold on any manifold of dimension less than or equal to a fixed n. In this paper, we prove certain results regarding…

Differential Geometry · Mathematics 2024-02-06 Adrián Gordillo-Merino , Raúl Martínez-Bohórquez , José Navarro-Garmendia

We consider semidensities on a supermanifold E with an odd symplectic structure. We define a new $\Delta$-operator action on semidensities as the proper framework for Batalin-Vilkovisky formalism. We establish relations between…

Differential Geometry · Mathematics 2007-05-23 Hovhannes Khudaverdian

In this note, we extend to the singular case some results on the birational geometry of irreducible holomorphic symplectic manifolds.

Algebraic Geometry · Mathematics 2023-04-19 Christian Lehn , Giovanni Mongardi , Gianluca Pacienza

Almost hypercomplex manifolds with Hermitian and anti-Hermitian metrics are considered. A linear connection $D$ is introduced such that the structure of these manifolds is parallel with respect to D. Of special interest is the class of the…

Differential Geometry · Mathematics 2012-05-08 Mancho Manev

Examples of nonformal simply connected symplectic manifolds are constructed.

Symplectic Geometry · Mathematics 2007-05-23 Ivan K. Babenko , Iskander A. Taimanov

The notions of holomorphic symplectic structures and hypercomplex structures on Courant algebroids are introduced and then proved to be equivalent. These generalize hypercomplex triples and holomorphic symplectic 2-forms on manifolds…

Differential Geometry · Mathematics 2015-08-12 Wei Hong , Mathieu Stiénon

We introduce the notion of a conformally Fedosov structure and construct an associated Cartan connection. When an appropriate curvature vanishes, this allows us to construct a family of natural differential complexes akin to the BGG…

Differential Geometry · Mathematics 2016-03-15 Michael Eastwood , Jan Slovak

Motivated by spectral asymptotics for orbital integrals in a relative trace formula, we generalize a number of geometric properties of geodesics in the hyperbolic plane, to maximal flat submanifolds of symmetric spaces of non-compact type.

Differential Geometry · Mathematics 2022-06-16 Bart Michels

We consider odd Poisson (odd symplectic) structure on supermanifolds induced by an odd symmetric rank $2$ (non-degenerate) contravariant tensor field. We describe the difference between odd Riemannian and odd symplectic structure in terms…

Mathematical Physics · Physics 2016-07-13 H. M. Khudaverdian , M. Peddie

We consider odd Laplace operators arising in odd symplectic geometry. Approach based on semidensities (densities of weight 1/2) is developed. The role of semidensities in the Batalin--Vilkovisky formalism is explained. In particular, we…

Differential Geometry · Mathematics 2007-05-23 Hovhannes M. Khudaverdian

Using Fedosov's approach we give a geometric construction of a formal symplectic groupoid over any Poisson manifold endowed with a torsion-free Poisson contravariant connection. In the case of Kaehler-Poisson manifolds this construction…

Quantum Algebra · Mathematics 2015-06-26 Alexander V. Karabegov

In this paper we analyze in detail a collection of motivating examples to consider $b^m$-symplectic forms and folded-type symplectic structures. In particular, we provide models in Celestial Mechanics for every $b^m$-symplectic structure.…

Symplectic Geometry · Mathematics 2019-04-09 Roisin Braddell , Amadeu Delshams , Eva Miranda , Cédric Oms , Arnau Planas

A canonical connection is attached to any k-symplectic manifold. We study the properties of this connection and its geometric applications to k-symplectic manifolds. In particular we prove that, under some natural assumption, any…

Differential Geometry · Mathematics 2013-06-18 Adara M. Blaga , B. Cappelletti Montano

We study higher-degree generalizations of symplectic groupoids, referred to as {\em multisymplectic groupoids}. Recalling that Poisson structures may be viewed as infinitesimal counterparts of symplectic groupoids, we describe "higher''…

Symplectic Geometry · Mathematics 2013-12-24 Henrique Bursztyn , Alejandro Cabrera , David Iglesias