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Related papers: On Computational Poisson Geometry I: Symbolic Foun…

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We present twelve numerical methods for evaluation of objects and concepts from Poisson geometry. We describe how each method works with examples, and explain how it is executed in code. These include methods that evaluate Hamiltonian and…

Differential Geometry · Mathematics 2021-08-03 M. Evangelista-Alvarado , J. C. Ruíz-Pantaleón , P. Suárez-Serrato

We try to generalize the Poisson cohomology of a 2-dimensional Poisson manifold to the n-vectors on a n-dimensional manifold. We define several cohomologies and we compute locally some of them, in the case of germs at 0 of n-vectors on a…

Differential Geometry · Mathematics 2007-05-23 Philippe Monnier

In this article, we introduce symbol calculus on a projective scheme. Using holomorphic Poisson structures, we construct deformations of ring structures for structure sheaves on projective spaces.

Differential Geometry · Mathematics 2013-04-02 Naoya Miyazaki

We study translative integral formulas for certain translation invariant functionals on convex polytopes and discuss local extensions and applications to Poisson processes and Boolean models.

Probability · Mathematics 2013-10-10 Wolfgang Weil

We prove a result that can be applied to determine the finite-dimensional simple Poisson modules over a Poisson algebra and apply it to numerous examples. In the discussion of the examples, the emphasis is on the correspondence with the…

Rings and Algebras · Mathematics 2007-11-20 David Jordan

We have designed a new symbolic-numeric strategy to compute efficiently and accurately floating point Puiseux series defined by a bivariate polynomial over an algebraic number field. In essence, computations modulo a well chosen prime $p$…

Symbolic Computation · Computer Science 2008-03-21 Adrien Poteaux , Marc Rybowicz

We recall the question of geometric integrators in the context of Poisson geometry, and explain their construction. These Poisson integrators are tested in some mechanical examples. Their properties are illustrated numerically and they are…

Numerical Analysis · Mathematics 2023-03-29 Oscar Cosserat , Camille Laurent-Gengoux , Vladimir Salnikov

We describe bivector fields and Poisson structures on local Calabi-Yau threefolds which are total spaces of vector bundles on a contractible rational curve. In particular, we calculate all possible holomorphic Poisson structures on the…

Algebraic Geometry · Mathematics 2024-01-09 Edoardo Ballico , Elizabeth Gasparim , Thomas Köppe , Bruno Suzuki

The moduli space of $G$-bundles on an elliptic curve with additional flag structure admits a Poisson structure. The bivector can be defined using double loop group, loop group and sheaf cohomology constructions. We investigate the links…

Algebraic Geometry · Mathematics 2007-11-17 David Balduzzi

We extend the Falceto-Zambon version of Marsden-Ratiu Poisson reduction to Poisson quasi-Nijenhuis structures with background on manifolds. We define gauge transformations of Poisson quasi-Nijenhuis structures with background, study some of…

Differential Geometry · Mathematics 2015-05-14 Flavio Cordeiro , Joana M. Nunes da Costa

We perform the calculation of the partition function of the Poisson-sigma model on the world sheet with the topology of a two-dimensional disc. Considering the special case of a linear Poisson structure we recover the partition function of…

High Energy Physics - Theory · Physics 2007-05-23 Allen C. Hirshfeld , Thomas Schwarzweller

We review recent results and ongoing investigations of the symplectic and Poisson geometry of derived moduli spaces, and describe applications to deformation quantization of such spaces.

Algebraic Geometry · Mathematics 2016-03-10 T. Pantev , G. Vezzosi

Let $P$ be a Poisson structure on a finite-dimensional affine real manifold. Can $P$ be deformed in such a way that it stays Poisson? The language of Kontsevich graphs provides a universal approach -- with respect to all affine Poisson…

Combinatorics · Mathematics 2018-02-20 Ricardo Buring , Arthemy V. Kiselev , Nina Rutten

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

We present new computational methods for proving diffeomorphy of triangulated 4-manifolds, including algorithms and topological software that can for the first time effectively handle the complexities that arise in dimension four and be…

Geometric Topology · Mathematics 2018-10-24 Benjamin A. Burton , Jonathan Spreer

The theory of Poisson-$\sigma$-models employs the mathematical notion of Poisson manifolds to formulate and analyze a large class of topological and almost topological two dimensional field theories. As special examples this class of field…

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

Given an oriented surface S with base point * on the boundary, we introduce for all N>0, a canonical quasi-Poisson bracket on the space of N-dimensional linear representations of \pi_1(S,*). Our bracket extends the well-known Poisson…

Geometric Topology · Mathematics 2014-01-03 Gwenael Massuyeau , Vladimir Turaev

We extend projectively equivariant quantization and symbol calculus to symbols of pseudo-differential operators. An explicit expression in terms of hypergeometric functions with noncommutative arguments is given. Some examples are worked…

Quantum Algebra · Mathematics 2007-05-23 C. Duval , V. Ovsienko

We investigate the geometric, algebraic and homologic structures related with Poisson structure on a smooth manifold. Introduce a noncommutative foundations of these structures for a Poisson algebra. Introduce and investigate noncommutative…

Mathematical Physics · Physics 2007-05-23 Zakaria Giunashvili

Let $M^{2n}$ be a Poisson manifold with Poisson bivector field $\Pi$. We say that $M$ is b-Poisson if the map $\Pi^n:M\to\Lambda^{2n}(TM)$ intersects the zero section transversally on a codimension one submanifold $Z\subset M$. This paper…

Symplectic Geometry · Mathematics 2015-07-30 Victor Guillemin , Eva Miranda , Ana Rita Pires
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