Results 21 to 30 of about 1,595,440 (180)

Estimates for multiple stochastic integrals and stochastic Hamilton-Jacobi equations [PDF]

open access: yes, 2004
We study stochastic Hamilton-Jacobi-Bellman equations and the corresponding Hamiltonian systems driven by jump-type Lévy processes. The main objective of the present paper is to show existence, uniqueness and a (locally in time) diffeomorphism ...
Kolokoltsov, V. N. (Vasiliĭ Nikitich)   +10 more
core   +1 more source

On multi-field flows in gravity and holography

open access: yesJournal of High Energy Physics, 2018
We perform a systematic analysis of flow-like solutions in theories of Einstein gravity coupled to multiple scalar fields, which arise as holographic RG flows as well as in the context of cosmological solutions driven by scalars.
Francesco Nitti   +2 more
doaj   +1 more source

Pair production of scalar dyons in Kerr–Newman black holes

open access: yesPhysics Letters B, 2018
We study the spontaneous pair production of scalar dyons in the near extremal dyonic Kerr–Newman (KN) black hole, which contains a warped AdS3 structure in the near horizon region.
Chiang-Mei Chen   +3 more
doaj   +1 more source

Covariant GUP Deformed Hamilton-Jacobi Method

open access: yesAdvances in High Energy Physics, 2017
We first briefly revisit the original Hamilton-Jacobi method and show that the Hamilton-Jacobi equation for the action I of tunneling of a fermionic particle from a charged black hole can be written in the same form of that for a scalar particle.
Benrong Mu, Peng Wang, Haitang Yang
doaj   +1 more source

An approximation method for the stabilizing solution of the Hamilton-Jacobi equation for integrable systems using Hamiltonian perturbation theory [PDF]

open access: yes, 2006
In this report, a method for approximating the stabilizing solution of the Hamilton-Jacobi equation for integrable systems is proposed using symplectic geometry and a Hamiltonian perturbation technique.
Sakamoto, Noboru   +10 more
core   +4 more sources

The Equivalence Postulate of Quantum Mechanics, Dark Energy, and the Intrinsic Curvature of Elementary Particles

open access: yesAdvances in High Energy Physics, 2013
The equivalence postulate of quantum mechanics offers an axiomatic approach to quantum field theories and quantum gravity. The equivalence hypothesis can be viewed as adaptation of the classical Hamilton-Jacobi formalism to quantum mechanics.
Alon E. Faraggi
doaj   +1 more source

GEOMETRIC HAMILTON–JACOBI FIELD THEORY [PDF]

open access: yesInternational Journal of Geometric Methods in Modern Physics, 2012
I review my proposal about how to extend the geometric Hamilton–Jacobi theory to higher derivative field theories on fiber bundles.
openaire   +3 more sources

Generalized dilatation operator method for non-relativistic holography

open access: yesPhysics Letters B, 2014
We present a general algorithm for constructing the holographic dictionary for Lifshitz and hyperscaling violating Lifshitz backgrounds for any value of the dynamical exponent z and any value of the hyperscaling violation parameter θ compatible with the ...
Wissam Chemissany, Ioannis Papadimitriou
doaj   +1 more source

Optimal control of the propagation of a graph in inhomogeneous media [PDF]

open access: yes, 2009
We study an optimal control problem for viscosity solutions of a Hamilton–Jacobi equation describing the propagation of a one-dimensional graph with the control being the speed function.
Deckelnick, Klaus   +5 more
core   +1 more source

Efficient Higher Order Time Discretization Schemes For Hamilton-Jacobi-Bellman Equations Based On Diagonally Implicit Symplectic Runge-Kutta Methods

open access: yes, 2022
S.97-128We consider a semi-Lagrangian approach for the computation of the value function of a Hamilton-Jacobi-Bellman equation. This problem arises when one solves optimal feedback control problems for evolutionary partial differential equations.
Kalmykov, Ilja, Garcke, Jochen
core   +1 more source

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