English
Related papers

Related papers: New Lie systems from Goursat distributions: reduct…

200 papers

Given a G-structure with connection satisfying a regularity assumption we associate to it a classifying Lie algebroid. This algebroid contains all the information about the equivalence problem and is an example of a G-structure Lie…

Differential Geometry · Mathematics 2021-07-05 Rui Loja Fernandes , Ivan Struchiner

Many complex systems are composed of interacting parts, and the underlying laws are usually simple and universal. While graph neural networks provide a useful relational inductive bias for modeling such systems, generalization to new system…

Machine Learning · Computer Science 2022-11-21 Zhe Li , Andreas S. Tolias , Xaq Pitkow

We study the interplay between the differential Galois group and the Lie algebra of infinitesimal symmetries of systems of linear differential equations. We show that some symmetries can be seen as solutions of a hierarchy of linear…

Classical Analysis and ODEs · Mathematics 2015-11-23 David Blázquez-Sanz , Juan J. Morales-Ruiz , Jacques-Arthur Weil

Learning distributed representations for relation instances is a central technique in downstream NLP applications. In order to address semantic modeling of relational patterns, this paper constructs a new dataset that provides multiple…

Computation and Language · Computer Science 2017-07-25 Sho Takase , Naoaki Okazaki , Kentaro Inui

We propose a procedure which allows one to construct local symmetry generators of general quadratic Lagrangian theory. Manifest recurrence relations for generators in terms of so-called structure matrices of the Dirac formalism are…

High Energy Physics - Theory · Physics 2007-05-23 A. A. Deriglazov

Let g be a simplicial Lie algebra with Moore complex Ng of length k. Let G be the simplicial Lie group integrating g, which is simply connected in each simplicial level. We use the 1-jet of the classifying space of G to construct, starting…

Differential Geometry · Mathematics 2015-05-30 Branislav Jurco

We introduce a new type of algebra, which is called a Lie-Leibniz algebra. This concept is an abstraction of derived bracket construction. It will be proved that the operad of Lie-Leibniz algebras is Koszul. The strong homotopy version of…

Quantum Algebra · Mathematics 2013-03-15 K. Uchino

The theme of this article is a "reciprocity" between bounded up-down paths and bounded alternating sequences. Roughly speaking, this ``reciprocity" manifests itself by the fact that the extension of the sequence of numbers of paths of…

Combinatorics · Mathematics 2024-07-30 Johann Cigler , Christian Krattenthaler

Every Lie algebra over a field $E$ gives rise to new Lie algebras over any subfield $F \subseteq E$ by restricting the scalar multiplication. This paper studies the structure of these underlying Lie algebra in relation to the structure of…

Rings and Algebras · Mathematics 2019-01-30 Jonas Deré

In this paper, we introduce a $\{\lambda_{1\to n-1}\}$-bracket and a distribution notion of an $n$-Lie conformal algebra. For any $n$-Lie conformal algebra $R$, there exists a series of associated infinite-dimensional linearly compact…

Mathematical Physics · Physics 2022-03-29 Mengjun Wang , Lipeng Luo , Zhixiang Wu

Reparameterizable densities are an important way to learn probability distributions in a deep learning setting. For many distributions it is possible to create low-variance gradient estimators by utilizing a `reparameterization trick'. Due…

Machine Learning · Statistics 2019-03-13 Luca Falorsi , Pim de Haan , Tim R. Davidson , Patrick Forré

In the Dirac bracket approach to dynamical systems with second class constraints observables are represented by elements of a quotient Dirac bracket algebra. We describe families of new realizations of this algebra through quotients of the…

High Energy Physics - Theory · Physics 2007-05-23 A. V. Bratchikov

Many physical systems evolve on matrix Lie groups and mixture filtering designed for such manifolds represent an inevitable tool for challenging estimation problems. However, mixture filtering faces the issue of a constantly growing number…

Systems and Control · Computer Science 2017-08-22 Josip Cesic , Ivan Markovic , Ivan Petrovic

In this paper, we explain how to compute the Lie algebra of the differential Galois group of a reducible linear differential system. We achieve this by showing how to transform a block-triangular linear differential system into a…

Algebraic Geometry · Mathematics 2024-10-22 Thomas Dreyfus , Jacques-Arthur Weil

Deduction systems and graph rewriting systems are compared within a common categorical framework. This leads to an improved deduction method in diagrammatic logics.

Logic in Computer Science · Computer Science 2010-11-10 Dominique Duval

the program of Langlands is studied here on the basis of: a)new concepts of global class field theory related to the explicit construction of global class fields and of reciprocity laws; b)the representations of the reductive algebraic…

Representation Theory · Mathematics 2009-11-17 Christian Pierre

We study multiplicative Dirac structures on Lie groups. We show that the characteristic foliation of a multiplicative Dirac structure is given by the cosets of a normal Lie subgroup and, whenever this subgroup is closed, the leaf space…

Symplectic Geometry · Mathematics 2009-06-15 Cristian Ortiz

In the present paper, we define the new class of representation on $n$-Lie algebra that is called as generalized representation. We study the cohomology theory corresponding to generalized representations of $n$-Lie algebras and show its…

Representation Theory · Mathematics 2022-07-12 Afi Maha , Sania Asif , Chouaibi Sami , Basdouri Imed

This work deals with the generation of theoretical correlation matrices with specific sparsity patterns, associated to graph structures. We present a novel approach based on convex optimization, offering greater flexibility compared to…

Signal Processing · Electrical Eng. & Systems 2025-09-03 Ali Fahkar , Kévin Polisano , Irène Gannaz , Sophie Achard

We introduce a new dynamical system that we call "tiling billiards," where trajectories refract through planar tilings. This system is motivated by a recent discovery of physical substances with negative indices of refraction. We…

Dynamical Systems · Mathematics 2017-09-22 Diana Davis , Kelsey DiPietro , Jenny Rustad , Alexander St Laurent