Results 21 to 30 of about 650,024 (164)

Existence of mild solutions for Sobolev-type Hilfer fractional evolution equations with boundary conditions

open access: yesBoundary Value Problems, 2018
This paper is concerned with the fractional differential equations of Sobolev type with boundary conditions in a Banach space. With the help of the properties of Hilfer fractional calculus, the theory of propagation families as well as the theory of the ...
Haide Gou, Baolin Li
doaj   +2 more sources

Non-existence of global solutions for a differential equation involving Hilfer fractional derivative

open access: yesElectronic Journal of Differential Equations, 2013
We consider a basic fractional differential inequality with a fractional derivative named after Hilfer and a polynomial source. A non-existence of global solutions result is proved in an appropriate space and the critical exponent is shown to be ...
Khaled M. Furati   +2 more
doaj   +1 more source

Dynamical analysis of Hilfer–Hadamard type fractional pantograph equations via successive approximation

open access: yesJournal of Taibah University for Science, 2019
In this note, we consider a nonlinear pantograph equation with Hilfer–Hadamard fractional derivative. We investigate the existence and continuous dependence results by using successive approximations and generalized Gronwall inequality.
D. Vivek, Kamal Shah, K. Kanagarajan
doaj   +2 more sources

Uniqueness of continuous solution to $q$-Hilfer fractional hybrid integro-difference equation of variable order [PDF]

open access: yes, 2021
In this paper, the authors introduced a novel definition based on Hilfer fractional derivative, which name $q$-Hilfer fractional derivative of variable order.
AHMED, IDRIS   +2 more
core   +1 more source

Euler–Lagrange equations for variational problems involving the Riesz–Hilfer fractional derivative

open access: yesJournal of Taibah University for Science, 2020
In this paper, we obtain the Euler-Lagrange equations for different kind of variational problems with the Lagrangian function containing the Riesz-Hilfer fractional derivative.
A. G. Ibrahim, A. A. Elmandouh
doaj   +1 more source

Impulsive Hilfer fractional differential equations

open access: yesAdvances in Difference Equations, 2018
Existence and controllability results for nonlinear Hilfer fractional differential equations are studied. Sufficient conditions for existence and approximate controllability for Sobolev-type impulsive fractional differential equations are established ...
Hamdy M. Ahmed   +3 more
doaj   +1 more source

Controllability of damped dynamical systems modelled by Hilfer fractional derivatives

open access: yesJournal of Taibah University for Science, 2022
In this article, we investigate the controllability of damped dynamical system modelled by Hilfer derivative of fractional order [Formula: see text] and [Formula: see text].
S. Naveen   +3 more
doaj   +1 more source

Hilfer fractional differential inclusions with Erdélyi–Kober fractional integral boundary condition

open access: yesAdvances in Difference Equations, 2021
In this article, we debate the existence of solutions for a nonlinear Hilfer fractional differential inclusion with nonlocal Erdélyi–Kober fractional integral boundary conditions (FIBC).
Adel Lachouri   +4 more
doaj   +1 more source

The dynamics of monkeypox disease under ψ–Hilfer fractional derivative: Application to real data

open access: yesResults in Physics, 2023
The mathematical model for monkeypox infection using the ψ–Hilfer fractional derivative is presented in this study. The integer order formulation is extended to the fractional order system by employing the ψ–Hilfer fractional derivative.
Bashir Al-Hdaibat   +6 more
doaj   +1 more source

Attractivity for differential equations of fractional order and ψ-Hilfer type

open access: yes, 2020
This paper investigates the overall solution attractivity of the fractional differential equation involving the ψ-Hilfer fractional derivative and using the Krasnoselskii’s fixed point theorem.
Sousa, J. Vanterler da C.   +5 more
core   +1 more source

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