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Related papers: Metafluid dynamics and Hamilton-Jacobi formalism

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We introduce a new way to study molecular evolution within well-established Hamilton-Jacobi formalism, showing that for a broad class of fitness landscapes it is possible to derive dynamics analytically within the $1/N$-accuracy, where $N$…

Populations and Evolution · Quantitative Biology 2015-05-13 David B. Saakian , Olga Rozanova , Andrei Akmetzhanov

Jacobi fields of classical solutions of a Hamiltonian mechanical system are quantized in the framework of vertical-extended Hamiltonian formalism. Quantum Jacobi fields characterize quantum transitions between classical solutions.

Quantum Physics · Physics 2007-05-23 G. Giachetta , L. Mangiarotti , G. Sardanashvily

A framework for statistical-mechanical analysis of quantum Hamiltonians is introduced. The approach is based upon a gradient flow equation in the space of Hamiltonians such that the eigenvectors of the initial Hamiltonian evolve toward…

Quantum Physics · Physics 2013-09-13 Dorje C. Brody , David C. P. Ellis , Darryl D. Holm

We develop a discrete analogue of Hamilton-Jacobi theory in the framework of discrete Hamiltonian mechanics. The resulting discrete Hamilton-Jacobi equation is discrete only in time. We describe a discrete analogue of Jacobi's solution and…

Optimization and Control · Mathematics 2011-08-15 Tomoki Ohsawa , Anthony M. Bloch , Melvin Leok

The Hamilton-Jacobi analysis of three dimensional gravity defined in terms of Ashtekar-like variables is performed. We report a detailed analysis where the complete set of Hamilton-Jacobi constraints, the characteristic equations and the…

General Relativity and Quantum Cosmology · Physics 2020-02-28 Alberto Escalante , M. Eduardo Hernández-García

Recently, M. de Le\'on el al. ([9]) have developed a geometric Hamilton-Jacobi theory for Classical Field Theories in the setting of multisymplectic geometry. Our purpose in the current paper is to establish the corresponding…

Mathematical Physics · Physics 2016-02-17 Cédirc M. Campos , Manuel de León , David Martín de Diego , Miguel Vaquero

Hamilton's equations with noise and friction possess a hidden supersymmetry, valid for time-independent as well as periodically time-dependent systems. It is used to derive topological properties of critical points and periodic trajectories…

Statistical Mechanics · Physics 2007-05-23 Julien Tailleur , Sorin Tanase-Nicola , Jorge Kurchan

The Relationship between the Neumann system and the Jacobi system in arbitrary dimensions is elucidated from the point of view of constrained Hamiltonian systems. Dirac brackets for canonical variables of both systems are derived from the…

Mathematical Physics · Physics 2008-11-06 Reijiro Kubo , Waichi Ogura , Takesi Saito , Yukinori Yasui

We prove that the geodesic flow on closed surfaces displays a hyperbolic set if the shadowing property holds C2-robustly on the metric. Similar results are obtained when considering even feeble properties like the weak shadowing and the…

Dynamical Systems · Mathematics 2017-06-29 Mario Bessa , Maria Joana Torres , Joao Lopes Dias

Here, we study quantitative homogenization of first-order convex Hamilton-Jacobi equations with $(u/\varepsilon)$-periodic Hamiltonians which typically appear in dislocation dynamics. Firstly, we establish the optimal convergence rate by…

Analysis of PDEs · Mathematics 2025-07-02 Hiroyoshi Mitake , Panrui Ni , Hung V. Tran

The general conditions for the applicability of the Faddeev-Jackiw approach to gauge theories are studied. When the constraints are effective a new proof in the Lagrangian framework of the equivalence between this method and the Dirac…

High Energy Physics - Theory · Physics 2009-10-31 J. Antonio García , Josep M. Pons

Motivated by recent developments in the fields of large deviations for interacting particle system and mean field control, we establish a comparison principle for the Hamilton--Jacobi equation corresponding to linearly controlled gradient…

Analysis of PDEs · Mathematics 2024-01-08 Giovanni Conforti , Richard Kraaij , Daniela Tonon

The aim of this work is twofold. From a mathematical point of view, we show the existence of a hyperbolic system of equations that is not symmetrizable in the sense of Friedrichs. Such system appears in the theory of compressible fluid…

Analysis of PDEs · Mathematics 2024-06-04 Felipe Angeles

A systematic procedure to consistently formulate a field theoretical, QCD bound state problem with a fixed number of constituents is outlined. The approach entails applying the Hamiltonian flow equations, which are a set of continuous…

High Energy Physics - Phenomenology · Physics 2009-10-31 Elena Gubankova , Chueng-Ryong Ji , Stephen R. Cotanch

I study vortex ring oscillations in a superfluid, trapped in an elongated trap, under the conditions of the Local Density Approximation. On the basis of the Hamiltonian formalism I develop a hydrodynamic theory, which is valid for an…

Quantum Gases · Physics 2013-11-20 Lev P. Pitaevskii

We apply the quantum Hamilton-Jacobi formalism, naturally defined in the complex domain, to a number of complex Hamiltonians, characterized by discrete parity and time reversal (PT) symmetries and obtain their eigenvalues and…

Quantum Physics · Physics 2009-11-10 S. Sree Ranjani , A. K. Kapoor , Prasanta K. Panigrahi

Cylindrically symmetric vacuum spacetimes are of immense interest in theoretical physics due to its connection to cosmic strings hypothesized in quantum field theory. In this article, we explore the properties of such spacetime and provide…

General Relativity and Quantum Cosmology · Physics 2024-01-23 Ashiqul Islam Dip , Nishat Anjum , Maruf Ahmed , Iffat Zumarradah

Nonholonomic mechanical systems have been attracting more interest in recent years because of their rich geometric properties and their applications in Engineering. In all generality, we discuss the reduction of a Hamilton-Jacobi theory for…

Mathematical Physics · Physics 2019-10-23 Oğul Esen , Manuel de León , Víctor Manuel Jiménez Morales , Cristina Sardón

Cosymplectic geometry has been proven to be a very useful geometric background to describe time-dependent Hamiltonian dynamics. In this work, we address the globalization problem of locally cosymplectic Hamiltonian dynamics that failed to…

Differential Geometry · Mathematics 2023-02-01 Begüm Ateşli , Oğul Esen , Manuel de León , Cristina Sardón

In this work we discuss the application of the Hamilton-Jacobi formalism on the scalar field implementation of Generalized Chaplygin Gas models. This corresponds to a Generalised Born-Infeld action for the scalar field, which in an initial…

Cosmology and Nongalactic Astrophysics · Physics 2021-10-20 Yordan Ignatov , Mauro Pieroni
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