Results 11 to 20 of about 1,661 (192)

On fractional derivatives and primitives of periodic functions [PDF]

open access: yesarXiv, 2014
In this paper we prove that the fractional derivative or the fractional primitive of a $T$-periodic function cannot be a $\tilde{T}$-periodic function, for any period $\tilde{T}$, with the exception of the zero function.Comment: 12 ...
Area, I., Losada, J., Nieto, J. J.
core   +4 more sources

On fractional p-Laplacian problems with weight [PDF]

open access: yesarXiv, 2014
We investigate the existence of nonnegative solutions for a nonlinear problem involving the fractional p-Laplacian operator.
Lehrer, Raquel   +2 more
core   +1 more source

The e-positive mild solutions for impulsive evolution fractional differential equations with sectorial operator

open access: yesDifferential Equations & Applications, 2023
. In this paper, we investigate the existence of global e -positive mild solutions to the initial value problem for a nonlinear impulsive fractional evolution differential equation involving the theory of sectorial operators.
J. F. Junior   +2 more
semanticscholar   +1 more source

SOME NEW RESULTS OF INITIAL BOUNDARY PROBLEM CONTAIN ABC-FRACTIONAL DIFFERENTIAL EQUATIONS OF ORDER α∈(2,3)

open access: yesIJISCS (International Journal of Information System and Computer Science), 2023
The purpose of this research is to investegate the existence and uniqueness of solutions for a new  class of Atangana-Baleanu fractional differential equations of order  with periodic boundary conditions.
A. Rafeeq, Muhammad Muhammad
semanticscholar   +1 more source

Boundary Value Methods for Caputo Fractional Differential Equations

open access: yes, 2021
This paper deals with the numerical computation and analysis for Caputo fractional differential equations (CFDEs). By combining the p-order boundary value methods (BVMs) and the m-th Lagrange interpolation, a type of extended BVMs for the CFDEs with γ ...
Yongtao Zhou
semanticscholar   +1 more source

Existence and Ulam-Hyers stability of the implicit fractional boundary value problem with ψ-Caputo fractional derivative

open access: yes, 2020
In this paper, we investigate the existence, uniqueness and Ulam-Hyers stability of solutions for nonlinear implicit fractional differential equations with boundary conditions involving a ψ-Caputo fractional derivative.
Hanan A. Wahash   +2 more
semanticscholar   +1 more source

A new fractional boundary value problem and Lyapunov-type inequality

open access: yesJournal of Mathematical Inequalities, 2021
Throughout this paper, we study a new modified version of fractional boundary value problem (BVP) of the form (a D α y)(t)+ p(t)y′(t)+q(t)y(t) = 0, a < t < b, 2 < α 3, with y(a) = y′(a) = y(b) = 0 , where p ∈C1([a,b]) and q ∈C([a,b]) .
E. Pourhadi, M. Mursaleen
semanticscholar   +1 more source

Determination of order in linear fractional differential equations [PDF]

open access: yes, 2017
The order of fractional differential equations (FDEs) has been proved to be of great importance in an accurate simulation of the system under study. In this paper, the orders of some classes of linear FDEs are determined by using the asymptotic behaviour
D'Ovidio, Mirko   +3 more
core   +2 more sources

Existence of mild solutions for nonlocal ψ−Caputo-type fractional evolution equations with nondense domain

open access: yesNonautonomous Dynamical Systems, 2022
The main crux of this manuscript is to establish the existence and uniqueness of solutions for nonlocal fractional evolution equations involving ψ−Caputo fractional derivatives of an arbitrary order α ∈ (0, 1) with nondense domain.
Mfadel Ali El   +3 more
doaj   +1 more source

All functions are locally $s$-harmonic up to a small error [PDF]

open access: yes, 2014
We show that we can approximate every function $f\in C^{k}(\bar{B_1})$ with a $s$-harmonic function in $B_1$ that vanishes outside a compact set. That is, $s$-harmonic functions are dense in $C^{k}_{\rm{loc}}$.
Dipierro, Serena   +2 more
core   +4 more sources

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