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This work is devoted to review the modern geometric description of the Lagrangian and Hamiltonian formalisms of the Hamilton--Jacobi theory. The relation with the "classical" Hamiltonian approach using canonical transformations is also…

Mathematical Physics · Physics 2021-01-12 Narciso Román-Roy

We examine "dynamical similarities" in the Lagrangian framework. These are symmetries of an intrinsically determined physical system under which observables remain unaffected, but the extraneous information is changed. We establish three…

General Relativity and Quantum Cosmology · Physics 2018-07-04 David Sloan

We address the issue of when generalized quantum dynamics, which is a classical symplectic dynamics for noncommuting operator phase space variables based on a graded total trace Hamiltonian ${\bf H}$, reduces to Heisenberg picture complex…

High Energy Physics - Theory · Physics 2009-10-28 Stephen L. Adler , Andrew C. Millard

A general procedure to get the explicit solution of the equations of motion for N-body classical Hamiltonian systems equipped with coalgebra symmetry is introduced by defining a set of appropriate collective variables which are based on the…

Mathematical Physics · Physics 2009-11-10 Angel Ballesteros , Orlando Ragnisco

Every second order system of autonomous differential equations can be described by an autonomous holonomic dynamical system with a Lagrangian part, an effective potential and a set of generalized forces. The kinematic part of the Lagrangian…

General Relativity and Quantum Cosmology · Physics 2018-09-26 Leonidas Karpathopoulos , Michael Tsamparlis , Andronikos Paliathanasis

Birkhoff normal form is a power series expansion associated with the local behavior of the Hamiltonian systems near a critical point. It is known to be convergent for integrable systems under some non-degeneracy conditions. By means of an…

Mathematical Physics · Physics 2013-07-23 Jean-Pierre Francoise , Daisuke Tarama

We resurrect a standard construction of analytical mechanics dating from the last century. The technique allows one to pass from any dynamical system whose first order evolution equations are known, and whose bracket algebra is not…

General Relativity and Quantum Cosmology · Physics 2010-04-06 J. A. Rubio , R. P. Woodard

An otherwise free classical particle moving through an extended spatially homogeneous medium with which it may exchange energy and momentum will undergo a frictional drag force in the direction opposite to its velocity with a magnitude…

Mathematical Physics · Physics 2015-12-18 Stephan De Bièvre , Jérémy Faupin , Baptiste Schubnel

This paper analyzes the optimal control problem of cubic polynomials on compact Lie groups from a Hamiltonian point of view and its symmetries. The dynamics of the problem is described by a presymplectic formalism associated with the…

Optimization and Control · Mathematics 2015-05-27 L. Abrunheiro , M. Camarinha , J. Clemente-Gallardo

This paper formulates optimal control problems for rigid bodies in a geometric manner and it presents computational procedures based on this geometric formulation for numerically solving these optimal control problems. The dynamics of each…

Optimization and Control · Mathematics 2008-05-07 Taeyoung Lee , Melvin Leok , N. Harris McClamroch

Classical Hamiltonian mechanics, characterized by a single conserved Hamiltonian (energy) and symplectic geometry, `hides' other invariants into symmetries of the Hamiltonian or into the kernel of the Poisson tensor. Nambu mechanics aims to…

Differential Geometry · Mathematics 2025-02-14 Nathan Duignan , Naoki Sato

In this work we discuss the natural appearance of the Generalized Brackets in systems with non-involutive (equivalent to second class) constraints in the Hamilton-Jacobi formalism. We show how a consistent geometric interpretation of the…

High Energy Physics - Theory · Physics 2009-12-07 M. C. Bertin , B. M. Pimentel , C. E. Valcárcel

A formulation of quantum-classical hybrid dynamics is presented, which concerns the direct coupling of classical and quantum mechanical degrees of freedom. It is of interest for applications in quantum mechanical approximation schemes and…

Quantum Physics · Physics 2012-05-15 Hans-Thomas Elze

The generalized Cremmer-Gervais R-matrix being a twist of the standard R-matrix of $SL_q(3)$, depends on two extra parameters. Properties of this R-matrix are discussed and two dynamical systems, the quantum group covariant $q$-oscillator…

q-alg · Mathematics 2007-05-23 M. Chaichian , P. Kulish , E. V. Damaskinsky

A closed 3-form $H \in \Omega^3_0(M)$ defines an extension of $\Gamma(TM)$ by $\Omega^2_0(M)$. This fact leads to the definition of the group of $H$-twisted Hamiltonian symmetries $\Ham(M, \JJ; H)$ as well as Hamiltonian action of Lie group…

Differential Geometry · Mathematics 2007-05-23 Shengda Hu

We derive the kinematic Hamiltonian for the so-called "new general relativity" class of teleparallel gravity theories, which is the most general class of theories whose Lagrangian is quadratic in the torsion tensor and does not contain…

General Relativity and Quantum Cosmology · Physics 2019-05-06 Daniel Blixt , Manuel Hohmann , Christian Pfeifer

The Hamiltonian of the metric General Relativity derived in our earlier study (Gravitation, {\bf 17}, 314 - 323 (2011)) is analyzed by the methods of Matrix Quantum Mechanics. This Hamiltonian is a quadratic function of the momenta…

Mathematical Physics · Physics 2013-07-31 Alexei M. Frolov

A mathematically correct description is presented on the interrelations between the dynamics of divergence free vector fields on an oriented 3-dimensional manifold $M$ and the dynamics of Hamiltonian systems. It is shown that for a given…

Dynamical Systems · Mathematics 2018-11-14 L. Lerman , E. Yakovlev

An algebraic procedure of getting of canonical variables in a rigid body dynamics is presented. The method is based on using a structure of an algebra of Lie-Poisson brackets with which a Hamiltonian dynamics is set. In a particular case of…

Chaotic Dynamics · Physics 2007-05-23 Alexander Pavlov

The basic notion for a motion of a heavy rigid body fixed at a point in three-dimensional space as well as its higher-dimensional generalizations are presented. On a basis of Lax representation, the algebro-geometric integration procedure…

Mathematical Physics · Physics 2013-01-10 Borislav Gajić
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