English
Related papers

Related papers: Lagrangian submanifolds and Hamilton-Jacobi equati…

200 papers

We analyze the dynamical equations obeyed by a classical system with position-dependent mass. It is shown that there is a non-conservative force quadratic in the velocity associated to the variable mass. We construct the Lagrangian and the…

Mathematical Physics · Physics 2013-01-18 Sara Cruz y Cruz , Oscar Rosas-Ortiz

In this article one introduces a formalism of classical mechanics where complex Lagrangian functions are admitted. The results include complex versions of the Lagrangian function, of the Euler-Lagrange equation, of the Hamilton principle, a…

Mathematical Physics · Physics 2026-02-03 Sergio Giardino

We introduce a new machinery to study the large time behavior for general classes of Hamilton--Jacobi type equations, which include degenerate parabolic equations and weakly coupled systems. We establish the convergence results by using the…

Analysis of PDEs · Mathematics 2013-10-30 Filippo Cagnetti , Diogo Gomes , Hiroyoshi Mitake , Hung Tran

In this work we study the theory of linearized gravity via the Hamilton-Jacobi formalism. We make a brief review of this theory and its Lagrangian description, as well as a review of the Hamilton-Jacobi approach for singular systems. Then…

General Relativity and Quantum Cosmology · Physics 2011-08-22 M. C. Bertin , B. M. Pimentel , C. E. Valcárcel , G. E. R. Zambrano

Hamilton-Jacobi partial differential equations (HJ PDEs) play a central role in many applications such as economics, physics, and engineering. These equations describe the evolution of a value function which encodes valuable information…

Numerical Analysis · Mathematics 2026-01-01 Tingwei Meng , Siting Liu , Samy Wu Fung , Stanley Osher

Contact Hamiltonian dynamics is a subject that has still a short history, but with relevant applications in many areas: thermodynamics, cosmology, control theory, and neurogeometry, among others. In recent years there has been a great…

Mathematical Physics · Physics 2021-02-23 Manuel de León , Manuel Lainz

Preliminary results toward the analysis of the Hamiltonian structure of multifield theories describing complex materials are mustered: we involve the invariance under the action of a general Lie group of the balance of substructural…

Mathematical Physics · Physics 2007-05-23 Gianfranco Capriz , Paolo Maria Mariano

Geometric formulation of Lagrangian relativistic mechanics in the terms of jets of one-dimensional submanifolds is generalized to Lagrangian theory of submanifolds of arbitrary dimension.

Mathematical Physics · Physics 2012-05-01 G. Sardanashvily

A new algorithm for time dependent Hamilton Jacobi equations on networks, based on semi Lagrangian scheme, is proposed. It is based on the definition of viscosity solution for this kind of problems recently given in. A thorough convergence…

Numerical Analysis · Mathematics 2023-10-11 Elisabetta Carlini , Antonio Siconolfi

Standandard Hamiltonian mechanics in its homogeneous formulation is applied to the study of discontinuities representing rapid changes of Hamiltonians. Different formulations of Hamiltonian mechanics are reviewed. An original representation…

Mathematical Physics · Physics 2007-05-23 Wlodzimierz M. Tulczyjew

Connecting ideas of geometric formulation of quantum mechanics with new results in symplectic geometry a new approach to geometrical quantization procedure is proposed. As a first result we verify that the correspondence between "classical"…

Differential Geometry · Mathematics 2007-05-23 N. Tyurin

Hamilton-Jacobi theory provides a natural starting point for a covariant description of the gravitational field. Using a spatial gradient expansion, one may solve for the phase of the wavefunction by using a line-integral in superspace.…

Astrophysics · Physics 2007-05-23 D. S. Salopek

This article seeks to relate a recent proposal for the association of a covariant Field Theory with a string or brane Lagrangian to the Hamilton-Jacobi formalism for strings and branes. It turns out that since in this special case, the…

High Energy Physics - Theory · Physics 2009-10-31 L. M. Baker , D. B. Fairlie

As a continuation of Rabei et al. work [11], the Hamilton- Jacobi partial differential equation is generalized to be applicable for systems containing fractional derivatives. The Hamilton- Jacobi function in configuration space is obtained…

Mathematical Physics · Physics 2015-05-13 Eqab M. Rabei , Bashar S. Ababneh

We introduce the notion of a symplectic Lie affgebroid and their Lagrangian submanifolds in order to describe the Lagrangian (Hamiltonian) dynamics on a Lie affgebroid in terms of this type of structures. Several examples are discussed.

Differential Geometry · Mathematics 2016-08-16 D. Iglesias , J. C. Marrero , E. Padrón , D. Sosa

The equations of Hamiltonian gravity are often considered ugly cousins of the elegant and manifestly covariant versions found in the Lagrangian theory. However, both formulations are fundamental in their own rights because they make…

General Relativity and Quantum Cosmology · Physics 2017-12-27 Martin Bojowald

A systematic construction of St\"{a}ckel systems in separated coordinates and its relation to bi-Hamiltonian formalism are considered. A general form of related hydrodynamic systems, integrable by the Hamilton-Jacobi method, is derived. One…

Exactly Solvable and Integrable Systems · Physics 2015-06-26 Maciej Blaszak , Wen-Xiu Ma

The nontrivial transformation of the phase space path integral measure under certain discretized analogues of canonical transformations is computed. This Jacobian is used to derive a quantum analogue of the Hamilton-Jacobi equation for the…

High Energy Physics - Theory · Physics 2009-10-30 Vipul Periwal

The search for a potential function $S$ allowing to reconstruct a given metric tensor $g$ and a given symmetric covariant tensor $T$ on a manifold $\mathcal{M}$ is formulated as the Hamilton-Jacobi problem associated with a canonically…

A symplectic-Haantjes manifold and a Poisson-Haantjes manifold for the Lagrange top are studied and a set of Darboux-Haantjes coordinates are computed. Such coordinates are separation variables for the associated Hamilton-Jacobi equation.

Mathematical Physics · Physics 2018-11-14 Giorgio Tondo
‹ Prev 1 3 4 5 6 7 10 Next ›