Results 21 to 30 of about 7,656,330 (292)

Fourier transforms of Dini-Lipschitz functions

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1986
It is well known that if Lipschitz conditions of a certain order are imposed on a function f(x), then these conditions affect considerably the absolute convergence of the Fourier series and Fourier transforms of f.
M. S. Younis
doaj   +1 more source

The Problem Of Lipschitz Condition

open access: yes, 1993
In our paper we prove that the Smarandache function S does not verify the Lipschitz condition, giving an answer to a problem proposed in 2 and we investigate also tbe possibility that some other function, which involve the function S, verify or nor verify the Lipschitz condition.
Popescu, Marcela, Popescu, Paul
openaire   +3 more sources

Optimal Lipschitz extensions

open access: yesITM Web of Conferences, 2018
The classical Lipschitz extension problem in concerned for conditions on a pair of metric spaces (X,dX) and (Y,dY) such that for all Ω ⊂ X and for all Lipschitz function and for all Lipschitz function f : Ω → Y, then there is a function g : X → Y that ...
Viet Phan Thanh
doaj   +1 more source

Mixed Caputo Fractional Neutral Stochastic Differential Equations with Impulses and Variable Delay

open access: yesFractal and Fractional, 2021
In this manuscript, a new class of impulsive fractional Caputo neutral stochastic differential equations with variable delay (IFNSDEs, in short) perturbed by fractional Brownain motion (fBm) and Poisson jumps was studied.
Mahmoud Abouagwa   +4 more
doaj   +1 more source

Conditional Lipschitz Shadowing for Ordinary Differential Equations

open access: yesJournal of Dynamics and Differential Equations, 2023
AbstractWe introduce the notion of conditional Lipschitz shadowing, which does not aim to shadow every pseudo-orbit, but only those which belong to a certain prescribed set. We establish two types of sufficient conditions under which certain nonautonomous ordinary differential equations have such a property.
Lucas Backes   +3 more
openaire   +3 more sources

Lipschitz stability for generalized ordinary differential equations and impulsive retarded differential equations

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2019
We consider a class of retarded functional differential equations with preassigned moments of impulsive effect and we study the Lipschitz stability of solutions of these equations using the theory of generalized ordinary differential equations and ...
Suzete Afonso, Márcia da Silva
doaj   +1 more source

Lipschitz Stability in Terms of Two Measures for Kurzweil Equations and Applications

open access: yesMathematics, 2023
For generalized ordinary differential equations, sufficient criteria are given for the Lipschitz stability in terms of two measures of the trivial solutions.
Yingying Wang, Zhinan Xia
doaj   +1 more source

Lipschitz conditions and lacunarity [PDF]

open access: yesJournal of the Australian Mathematical Society, 1973
We consider 2π-periodic functions on the limits and give simple and complete characterizations, in terms of Fourier coefficients, of functions which belong to various Lipschitz classes and whose Fourier series are lacunary. Such characterisations seem to be missing from the literature, though there are various wellknown partial characterisations valid ...
openaire   +1 more source

The equivalent condition of G-asymptotic tracking property and G-Lipschitz tracking property

open access: yesOpen Mathematics, 2022
In this paper, we introduce the concepts of GG-Lipschitz tracking property and GG-asymptotic tracking property in metric GG-space and obtain the equivalent conditions of GG-asymptotic tracking property in metric GG-space.
Ji Zhanjiang
doaj   +1 more source

A convergence analysis of an iterative algorithm of order \(1.839\ldots\) under weak assumptions

open access: yesJournal of Numerical Analysis and Approximation Theory, 2003
We provide new and weaker sufficient local and semilocal conditions for the convergence of a certain iterative method of order 1.839\(\ldots\) to a solution of an equation in a Banach space.
Ioannis K. Argyros
doaj   +2 more sources

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