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Related papers: Prequantization of logsymplectic structures

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We apply the technique of formal geometry to give a necessary and sufficient condition for a line bundle supported on a smooth Lagrangian subvariety to deform to a sheaf of modules over a fixed deformation quantization of the structure…

Algebraic Geometry · Mathematics 2015-02-19 Vladimir Baranovsky , Victor Ginzburg , Dmitry Kaledin , Jeremy Pecharich

We propose an approach to study logarithmic sheaves T(-log A) associated with a hyperplane arrangements A on the projective space, based on projective duality, direct image functors and vector bundles methods. We focus on freeness of line…

Algebraic Geometry · Mathematics 2017-05-17 Daniele Faenzi , Jean Vallès

We prove that under certain conditions, the quantum cohomology of a positively monotone compact symplectic manifold is a deformation of the symplectic cohomology of the complement of a simple crossings symplectic divisor. We also prove…

Symplectic Geometry · Mathematics 2022-03-16 Matthew Strom Borman , Nick Sheridan , Umut Varolgunes

New measures for the quantization of systems with constraints are discussed and applied to several examples, in particular, examples of alternative but equivalent formulations of given first-class constraints, as well as a comparison of…

Quantum Physics · Physics 2007-05-23 John R. Klauder

This work is largely focused on extending D. Higgs' $\Omega$-sets to the context of quantales, following the broad program of U. H\"ohle, we explore the rich category of $\mathscr Q$-sets for strong, integral and commutative quantales, or…

Category Theory · Mathematics 2023-02-09 José Goudet Alvim , Caio de Andrade Mendes , Hugo Luiz Mariano

Given an arrangement of subtori of arbitrary codimension in a torus, we compute the cohomology groups of the complement. Then, using the Leray spectral sequence, we describe the multiplicative structure on the graded cohomology. We also…

Algebraic Topology · Mathematics 2023-03-08 Luca Moci , Roberto Pagaria

Algorithms for studying transitions and instabilities in incompressible flows typically require the solution of linear systems with the full Jacobian matrix. Other popular approaches, like gradient-based design optimization and fully…

Numerical Analysis · Mathematics 2020-11-12 Sven Baars , Mark van der Klok , Jonas Thies , Fred W. Wubs

We provide a constructive algorithm to find the best separable approximation to an arbitrary density matrix of a composite quantum system of finite dimensions. The method leads to a condition of separability and to a measure of…

Quantum Physics · Physics 2009-10-30 Maciej Lewenstein , Anna Sanpera

This paper presents the theory of Bohr-Sommerfeld-Heisenberg quantization of a completely integrable Hamiltonian system in the context of geometric quantization. The theory is illustrated with several examples.

Symplectic Geometry · Mathematics 2014-04-29 Richard Cushman , Jedrzej Sniatycki

We use the method of brackets to evaluate quadratic and quartic type integrals. We recall the operational rules of the method and give examples to illustrate its working. The method is then used to evaluate the quadratic type integrals…

Mathematical Physics · Physics 2019-09-04 B Ananthanarayan , Sumit Banik , Sudeepan Datta , Tanay Pathak

Partition logics -- non-Boolean event structures obtained by pasting Boolean algebras -- provide a natural language for situations in which a system has a definite latent state but can be accessed and resolved only through mutually…

Physics and Society · Physics 2026-04-01 Karl Svozil

This paper presents and studies an approach for constructing auxiliary space preconditioners for finite element problems using a constrained nonconforming reformulation, that is based on a proposed modified version of the mortar method. The…

Numerical Analysis · Mathematics 2020-10-09 Delyan Z. Kalchev , Panayot S. Vassilevski

Logarithmic conformal field theories have a vast range of applications, from critical percolation to systems with quenched disorder. In this paper we thoroughly examine the structure of these theories based on their symmetry properties. Our…

High Energy Physics - Theory · Physics 2017-11-22 Matthijs Hogervorst , Miguel Paulos , Alessandro Vichi

Predicting quasicrystal structures is a multifaceted problem that can involve predicting a previously unknown phase, predicting the structure of an experimentally observed phase, or predicting the thermodynamic stability of a given…

Materials Science · Physics 2023-08-21 Michael Widom , Marek Mihalkovic

We investigate quantitative implications of the notion of log-concavity through a probabilistic interpretation. In particular, we derive concentration inequalities, moment and entropy bounds for random variables satisfying a precise degree…

Probability · Mathematics 2026-02-19 Arnaud Marsiglietti , James Melbourne

In this paper, we introduce a new kind of Siegel upper half space and consider the symplectic geometry on it explicitly under the action of the group of all holomorphic transformations of it. The results and methods will form a basis for…

Symplectic Geometry · Mathematics 2016-01-19 Tianqin Wang , Tianze Wang , Hongwen Lu

We construct an enlargement of the classifying space of mixed Hodge structures with polarized graded quotients, by adding mixed Hodge theoretic version of SL(2)-orbits. This space has a real analytic structure and a log structure with sign.…

Algebraic Geometry · Mathematics 2015-01-14 Kazuya Kato , Chikara Nakayama , Sampei Usui

The main purpose of this paper is to give a topological and symplectic classification of completely integrable Hamiltonian systems in terms of characteristic classes and other local and global invariants.

Differential Geometry · Mathematics 2007-05-23 Nguyen Tien Zung

In this paper, we study Lie-Rinehart cohomology for quotients of singularities by finite groups, and interpret these cohomology groups in terms of integrable connection on modules.

Algebraic Geometry · Mathematics 2017-04-19 Eivind Eriksen , Trond S. Gustavsen

We review coupled ${\rm SU}(3)$-structures, also known in the literature as restricted half-flat structures, in relation to supersymmetry. In particular, we study special classes of examples admitting such structures and the behaviour of…

Differential Geometry · Mathematics 2020-08-11 Anna Fino , Alberto Raffero