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The notion of Poisson dialgebras was introduced by Loday. In this article, we propose a new definition with some modifications that is supported by several canonical examples coming from Poisson algebra modules, averaging operators on…

环与代数 · 数学 2023-11-27 Apurba Das , Satyendra Kumar Mishra , Goutam Mukherjee

This is a revised version of the notes from the week-long course I gave at the Centre de Recerca Matematica, Barcelona, in September of 2010. The aim is to give a working overview of recent methods and results in "Blaschkean integral…

微分几何 · 数学 2012-07-03 Joseph H. G. Fu

A Poisson structure is represented by a bivector whose Schouten bracket vanishes. We study a global Poisson structure on $S^4$ associated with a holomorphic Poisson structure on $\mathbb{CP}^3$. The space of the Poisson structures on $S^4$…

微分几何 · 数学 2021-09-16 Takayuki Moriyama , Takashi Nitta

These are the notes accompanying three lectures given by the second author at the Motivic Geometry program at CAS, which aim to give an introduction and an overview of some recent developments in the field of reciprocity sheaves.

代数几何 · 数学 2022-08-31 Nikolai Opdan , Kay Rülling

These lecture notes are based on a set of six lectures that I gave in Edinburgh in 2008/2009 and they cover some topics in the interface between Geometry and Physics. They involve some unsolved problems and conjectures and I hope they may…

代数几何 · 数学 2010-09-27 Michael Atiyah

We study the geometry of complex Poisson bivectors over smooth manifolds. We show that under mild regularity conditions any complex Poisson bivector has associated a complex presymplectic foliation. After that, we use techniques of Dirac…

辛几何 · 数学 2025-06-24 Dan Aguero

This manuscript is essentially a collection of lecture notes which were given by the first author at the Summer School Wisl-2019, Poland and written down by the second author. As the title suggests, the material covered here includes the…

微分几何 · 数学 2020-04-01 Vladimir Roubtsov , Denys Dutykh

On 28th and 29th of January 2013 we held an international meeting in Zielona G\'ora (Poland) honouring the first anniversary of premature passing away^(1) of Professor Roman Juszkiewicz. We have celebrated an opening of a new seminar room…

物理学史与哲学 · 物理学 2013-02-19 Wojciech A. Hellwing

I will present here my perception on the status of Deep Inelastic Scattering physics, as I have further developed it during this Workshop, together with a number of comments on the results that have impressed me most during this week. I…

高能物理 - 唯象学 · 物理学 2009-07-13 Guido Altarelli

This is the original manuscript dated March 9th 1983, typeset by the Editors for the Proceedings of the Midwest Geometry Conference 2007 held in memory of Thomas Branson. Stephen Paneitz passed away on September 1st 1983 while attending a…

微分几何 · 数学 2008-04-25 Stephen M. Paneitz

We consider a general N=(2,2) non-linear sigma model with a torsion. We show that the consistency of N=(2,2) supersymmetry implies that the target manifold is necessary equipped with two (in general, different) Poisson structures. Finally…

高能物理 - 理论 · 物理学 2010-04-05 Simon Lyakhovich , Maxim Zabzine

The doubled target space of the fundamental closed string is identified with its phase space and described by an almost para-Hermitian geometry. We explore this setup in the context of group manifolds which admit a maximally isotropic…

高能物理 - 理论 · 物理学 2020-01-08 Falk Hassler , Dieter Lust , Felix J. Rudolph

In this paper we carry out analysis and geometry for a class of infinite dimensional manifolds, namely, compound configuration spaces as a natural generalization of the work \cite{AKR97}. More precisely a differential geometry is…

泛函分析 · 数学 2014-11-18 Yuri Kondratiev , Jose Luis Silva , Ludwig Streit

Continuous formal deformations of the Poisson superbracket defined on compactly supported smooth functions on n-dimensional space taking values in a Grassmann algebra with m generating elements are described up to an equivalence…

高能物理 - 理论 · 物理学 2007-05-23 S. E. Konstein , I. V. Tyutin

This paper is a written version of a talk on rare (FCNC) D meson decays as presented at the Electroweak Moriond 2002. The presentation proceeds in two parts. We first consider Standard Model predictions, taking into account both…

高能物理 - 唯象学 · 物理学 2007-05-23 Eugene Golowich

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…

高能物理 - 理论 · 物理学 2015-06-26 Peter Schaller , Thomas Strobl

This paper is a commentary and a reading guide to three papers by Herbert Busemann, \"Uber die Geometrien, in denen die "Kreise mit unendlichem Radius" die k\"urzesten Linien sind." (On the geometries where circles of infinite radius are…

度量几何 · 数学 2016-10-25 Athanase Papadopoulos , Marc Troyanov

The unimodularity condition for a Poisson structure (ie., a Poisson structure with a trivial modular class) induces a Poincar\'e duality between its Poisson homology and its Poisson cohomology. Therefore an information about the Poisson…

量子代数 · 数学 2011-03-22 Serge Roméo Tagne Pelap

We geometrize the constructions of twisted Poisson modules introduced by Luo-Wang-Wu, and Poisson chain complexes with coefficients in Poisson modules defined in the algebraic setting to the geometric setting of Poisson manifolds. We then…

微分几何 · 数学 2025-10-20 Tiancheng Qi , Quanshui Wu

Dirac deformation of Poisson operators of arbitrary rank is considered. The question when Dirac reduction does not destroy linear Poisson pencils is studied. A class of separability preserving Dirac reductions in the corresponding…

可精确求解与可积系统 · 物理学 2009-11-10 Maciej Blaszak , Krzysztof Marciniak