Results 21 to 30 of about 11,370,086 (322)

On the Cauchy problem generalization

open access: yesLietuvos Matematikos Rinkinys, 1998
An algorithm presented in the paper is oriented for computer realization.
Zenonas Navickas
doaj   +1 more source

Cauchy Problem and Exponential Stability for the Inhomogeneous Landau Equation [PDF]

open access: yes, 2015
This work deals with the inhomogeneous Landau equation on the torus in the cases of hard, Maxwellian and moderately soft potentials. We first investigate the linearized equation and we prove exponential decay estimates for the associated semigroup.
K. Carrapatoso   +2 more
semanticscholar   +1 more source

Cauchy problem with Denjoy-Stieltjes integral [PDF]

open access: yesMathematica Bohemica
This work is devoted to analyzing the existence of the Cauchy fractional-type problems considering the Riemann-Liouville derivative (in the distributional Denjoy integral sense) of real order $n\geq1$. These kinds of equations are a generalization of the
María Guadalupe Morales Macías
doaj   +1 more source

Sharp weights in the Cauchy problem for nonlinear Schrodinger equations with potential [PDF]

open access: yes, 2014
We review different properties related to the Cauchy problem for the (nonlinear) Schrodinger equation with a smooth potential. For energy-subcritical nonlinearities and at most quadratic potentials, we investigate the necessary decay in space in order ...
Carles, Rémi
core   +1 more source

On completeness of orbits of Killing vector fields [PDF]

open access: yes, 1993
A Theorem is proved which reduces the problem of completeness of orbits of Killing vector fields in maximal globally hyperbolic, say vacuum, space--times to some properties of the orbits near the Cauchy surface. In particular it is shown that all Killing
Brill D   +15 more
core   +3 more sources

An exemplified introduction of the Laplace transform [PDF]

open access: yesScientific Bulletin of the ''Petru Maior" University of Tîrgu Mureș, 2018
We solve a linear Cauchy problem with discontinuous perturbation two ways, by solving continuous Cauchy problems successively and by using Laplace transform.
Marcel BOGDAN
doaj  

Numerical Analysis of the Shortest Queue Problem for a Time-Scalable Queuing System with a Small Parameter on a Non-Uniform Grid Scheme

open access: yesСовременные информационные технологии и IT-образование, 2022
In this paper, we use numerical methods using an uneven Shishkin grid to analyze the queue lengths of a time-scalable queuing system ( ) for which there is a Poisson incoming flow of requests with an intensity and service time , where is the service
Mohamed Adel Bouatta   +3 more
doaj   +1 more source

A Gronwall inequality and the Cauchy-type problem by means of ψ-Hilfer operator [PDF]

open access: yesDifferential Equations & Applications, 2017
In this paper, we propose a generalized Gronwall inequality through the fractional integral with respect to another function. The Cauchy-type problem for a nonlinear differential equation involving the $\psi$-Hilfer fractional derivative and the ...
J. Sousa, E. C. Oliveira
semanticscholar   +1 more source

Construction of Hadamard states by characteristic Cauchy problem [PDF]

open access: yes, 2014
We construct Hadamard states for Klein-Gordon fields in a spacetime $M_{0}$ equal to the interior of the future lightcone $C$ from a base point $p$ in a globally hyperbolic spacetime $(M, g)$.
C. G'erard, M. Wrochna
semanticscholar   +1 more source

A Nonlocal Cauchy Problem for Fractional Integrodifferential Equations

open access: yesJournal of Applied Mathematics, 2012
This paper is concerned with a nonlocal Cauchy problem for fractional integrodifferential equations in a separable Banach space X. We establish an existence theorem for mild solutions to the nonlocal Cauchy problem, by virtue of measure of noncompactness
Fang Li   +3 more
doaj   +1 more source

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