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Related papers: AV-differential geometry and Newtonian mechanics

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A frame independent formulation of analytical mechanics in the Newtonian space-time is presented. The differential geometry of affine values i.e., the differential geometry in which affine bundles replace vector bundles and sections of one…

Mathematical Physics · Physics 2007-05-23 Katarzyna Grabowska , Pawel Urbanski

Main ideas of the differential geometry on affine bundles are presented. Affine counterparts of Lie algebroid and Poisson structures are introduced and discussed. The developed concepts are applied in a frame-independent formulation of the…

Differential Geometry · Mathematics 2016-09-07 K. Grabowska , J. Grabowski , P. Urbanski

A general, consistent and complete framework for geometrical formulation of mechanical systems is proposed, based on certain structures on affine bundles (affgebroids) that generalize Lie algebras and Lie algebroids. This scheme covers and…

Differential Geometry · Mathematics 2011-11-22 Katarzyna Grabowska , Janusz Grabowski , PawełUrbański

Based on ideas of W. M. Tulczyjew, a geometric framework for a frame-independent formulation of different problems in analytical mechanics is developed. In this approach affine bundles replace vector bundles of the standard description and…

Differential Geometry · Mathematics 2009-11-10 Katarzyna Grabowska , Janusz Grabowski , Pawel Urbanski

A theory of double affine and special double affine bundles, i.e. differential manifolds with two compatible (special) affine bundle structures, is developed as an affine counterpart of the theory of double vector bundles. The motivation…

Differential Geometry · Mathematics 2011-11-22 Janusz Grabowski , Mikolaj Rotkiewicz , Pawel Urbanski

We introduce an alternative formalization of curved spaces in which the concept of a pointwise affine space, as defined here, replaces that of a manifold. New or modified definitions of familiar notions from differential geometry such as…

Differential Geometry · Mathematics 2025-09-09 Dan Jonsson

The calculus of variations for lagrangians which are not functions on the tangent bundle, but sections certain affine bundles is developed. We follow a general approach to variational principles which admits boundary terms of variations.

Mathematical Physics · Physics 2007-05-23 Katarzyna Grabowska , Pawel Urbanski

It is shown that a canonical geometric setting of the integrable TED equation is a Kahlerian tangent bundle of an affine manifold. The remarkable multi-dimensional consistency of this 4+4-dimensional dispersionless partial differential…

Exactly Solvable and Integrable Systems · Physics 2024-02-20 W. K. Schief , U. Hertrich-Jeromin , B. G. Konopelchenko

A geometric framework for describing and solving time-dependent implicit differential equations F(t,x,x')=0 is studied, paying special attention to the linearly singular case, where F is affine in the velocities: A(t,x)x' = b(t,x). This…

Mathematical Physics · Physics 2007-05-23 Xavier Gracia , Ruben Martin

A generalized definition of a frame of reference in spaces with affine connections and metrics is proposed based on the set of the following differential-geometric objects: (a) a non-null (non-isotropic) vector field, (b) the orthogonal to…

General Relativity and Quantum Cosmology · Physics 2016-08-31 S. Manoff

Jet manifolds and vector bundles allow one to employ tools of differential geometry to study differential equations, for example those arising as equations of motions in physics. They are necessary for a geometrical formulation of…

Differential Geometry · Mathematics 2023-11-28 Jan Vysoky

In a quantum mechanical treatment of gauge theories (including general relativity), one is led to consider a certain completion, $\agb$, of the space $\ag$ of gauge equivalent connections. This space serves as the quantum configuration…

High Energy Physics - Theory · Physics 2009-10-28 Abhay Ashtekar , Jerzy Lewandowski

Using the method of moving frames we analyze the algebra of differential invariants for surfaces in three-dimensional affine geometry. For elliptic, hyperbolic, and parabolic points, we show that if the algebra of differential invariants is…

Mathematical Physics · Physics 2021-04-15 Örn Arnaldsson , Francis Valiquette

In our [Higher-order preconnections in synthetic differential geometry of jet bundles, Beitr\"{a}ge zur Algebra und Geometrie, 45 (2004), 677-696] we have established the affine bundle theorem in the synthetic approach to jet bundles in…

Differential Geometry · Mathematics 2007-05-23 Hirokazu Nishimura

In classical field theory, the composite fibred manifolds Y -> Z -> X provides the adequate mathematical formulation of gauge models with broken symmetries, e.g., the gauge gravitation theory. This work is devoted to connections on…

dg-ga · Mathematics 2008-02-03 G. Sardanashvily

A common approach to metric-affine, local Poincar\'e, special-relativistic and Galilei spacetime geometry is developed. Starting from an affine composite bundle, we introduce local reference frames and their evolution along worldlines and…

General Relativity and Quantum Cosmology · Physics 2014-08-05 Romualdo Tresguerres

An affine Cartan calculus is developed. The concepts of special affine bundles and special affine duality are introduced. The canonical isomorphisms, fundamental for Lagrangian and Hamiltonian formulations of the dynamics in the affine…

Differential Geometry · Mathematics 2007-05-23 Pawel Urbanski

It is shown that the differential geometry of space-time, can be expressed in terms of the algebra of operators on a bundle of Hilbert spaces. The price for this is that the algebra of smooth functions on space-time has to be made…

Mathematical Physics · Physics 2013-01-08 Michał Eckstein , Michael Heller , Leszek Pysiak , Wiesław Sasin

We study a deformation of infinitesimal diffeomorphisms of a smooth manifold. The deformation is based on a general twist. This leads to a differential geometry on a noncommutative algebra of functions whose product is a star-product. The…

High Energy Physics - Theory · Physics 2009-11-11 Paolo Aschieri , Marija Dimitrijevic , Frank Meyer , Julius Wess

In differential geometry, the notation d^n f along with the corresponding formalism has fallen into disuse since the birth of exterior calculus. However, differentials of higher order are useful objects that can be interpreted in terms of…

Mathematical Physics · Physics 2008-11-06 Robert Coquereaux
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