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An initial-value problem for an ordinary differential equation of the first order, is considered. It is supposed that the right-hand side of the equation is a continuous function defined on a set consisting of an open set and a part of its…

Classical Analysis and ODEs · Mathematics 2019-11-04 Vladimir V. Basov

We study the initial value problem for actions which contain non-trivial functions of integrals of local functions of the dynamical variable. In contrast to many other non-local actions, the classical solution set of these systems is at…

High Energy Physics - Theory · Physics 2009-10-30 D. L. Bennett , H. B. Nielsen , R. P. Woodard

A first-order ordinary differential equation, solved with respect to derivative, is considered. It's right-hand side is defined and continuous on the set, consisting of a connected open subset of a two-dimensional Euclidean space and a part…

Classical Analysis and ODEs · Mathematics 2024-02-27 Vladimir V. Basov

We consider initial value problems of nonlinear dynamical systems, which include physical parameters. A quantity of interest depending on the solution is observed. A discretisation yields the trajectories of the quantity of interest in many…

Machine Learning · Computer Science 2021-01-13 Roland Pulch , Maha Youssef

Initial value problems -- a system of ordinary differential equations and corresponding initial conditions -- can be used to describe many physical phenomena including those arise in classical mechanics. We have developed a novel approach…

Computational Physics · Physics 2025-05-27 Jack Griffiths , Steven A. Wrathmall , Simon A. Gardiner

The purpose of the present work is to study the existence of solutions to initial value problems for nonlinear first order differential systems with nonlinear nonlocal boundary conditions of functional type. The existence results are…

Classical Analysis and ODEs · Mathematics 2021-02-09 Octavia Bolojan-Nica , Gennaro Infante , Radu Precup

By introducing a kind of special functions namely exponent-like function, cosine-like function and sine-like function, we obtain explicitly the basic structures of solutions of initial value problem at the original point for this kind of…

Classical Analysis and ODEs · Mathematics 2018-01-29 Cheng-shi Liu

We consider initial value problems for differential-algebraic equations in a possibly infinite-dimensional Hilbert space. Assuming a growth condition for the associated operator pencil, we prove existence and uniqueness of solutions for…

Classical Analysis and ODEs · Mathematics 2017-11-15 Sascha Trostorff , Marcus Waurick

The method is proposed for the study of many-point boundary value problems for systems of nonlinear ODE, by reducing them to special equivalent integral equations, and allows us [in contrast with the known method [1]] to consider boundary…

Classical Analysis and ODEs · Mathematics 2012-05-11 Yu. A. Konyaev

Recent work on approximate linear programming (ALP) techniques for first-order Markov Decision Processes (FOMDPs) represents the value function linearly w.r.t. a set of first-order basis functions and uses linear programming techniques to…

Artificial Intelligence · Computer Science 2012-07-02 Scott Sanner , Craig Boutilier

The initial value problem is introduced after a thorough review of the essential geometry. The initial value equations are put into elliptic form using both conformal transformations and a treatment of the extrinsic curvature introduced…

General Relativity and Quantum Cosmology · Physics 2016-11-09 James W. York

This review is dedicated to some recent results on Weyl theory, inverse problems, evolution of the Weyl functions and applications to integrable wave equations in a semistrip and quarter-plane. For overdetermined initial-boundary value…

Spectral Theory · Mathematics 2016-11-03 Alexander Sakhnovich

The initial-boundary value problems for linear non-autonomous first order evolution equations are examined. Our assumptions provide a unified treatment which is applicable to many situations, where the domains of the operators may change…

Analysis of PDEs · Mathematics 2018-06-08 S. G. Pyatkov

In this paper we construct optimal, in certain sense, estimates of values of linear functionals on solutions to two-point boundary value problems (BVPs) for systems of linear first-order ordinary differential equations from observations…

Classical Analysis and ODEs · Mathematics 2009-12-16 Olexandr Nakonechnyi , Yury Podlipenko , Yury Shestopalov

A Lax-Oleinik type explicit formula for 1D scalar balance laws has been recently obtained for the pure initial value problem by Adimurthi et al. in [1]. In this article, by introducing a suitable boundary functional, we establish a…

Analysis of PDEs · Mathematics 2023-12-06 Manas R. Sahoo , Abhrojyoti Sen , Manish Singh

We study existence, uniqueness and regularity of solutions for ordinary differential equations with infinitely many derivatives such as (linearized versions of) nonlocal field equations of motion appearing in particle physics, nonlocal…

Mathematical Physics · Physics 2012-09-03 Przemyslaw Gorka , Humberto Prado , Enrique G. Reyes

A high precision, and space time fully decoupled, wavelet formulation numerical method is developed for a class of nonlinear initial boundary value problems. This method is established based on a proposed Coiflet based approximation scheme…

Numerical Analysis · Mathematics 2017-01-24 Jizeng Wang , Lei Zhang , You-He Zhou

We examine the analytic extension of solutions of linear, constant-coefficient initial-boundary value problems outside their spatial domain of definition. We use the Unified Transform Method or Method of Fokas, which gives a representation…

Analysis of PDEs · Mathematics 2022-06-22 Matthew Farkas , Jorge Cisneros , Bernard Deconinck

This paper introduces, up to the author's knowledge, for the first time the generalized initial value problem. In this problem, given an ordinary differential equation defined in some set, the initial conditions are mapped to a subset of…

Dynamical Systems · Mathematics 2022-06-14 Andrés García , Juan Andrés Roteta Lannes

We establish existence and uniqueness results for initial boundary value problems with nearly incompressible vector fields. We then apply our results to establish well-posedness of the initial-boundary value problem for the Keyfitz and…

Analysis of PDEs · Mathematics 2017-11-15 Anupam Pal Choudhury , Gianluca Crippa , Laura V. Spinolo
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