Results 101 to 110 of about 1,294 (167)

A fractional order Covid-19 epidemic model with Mittag-Leffler kernel. [PDF]

open access: yesChaos Solitons Fractals, 2021
Khan H   +5 more
europepmc   +1 more source

New results for boundary value problems of Hadamard-type fractional differential inclusions and integral boundary conditions

open access: yes, 2013
In this paper, we study the existence of solutions for a fractional boundary value problem involving Hadamard-type fractional differential inclusions and integral boundary conditions.
B. Ahmad, S. Ntouyas, A. Alsaedi
semanticscholar   +1 more source

An investigation of fractional Bagley-Torvik equation

open access: yesOpen Mathematics, 2019
In this paper the authors prove the existence as well as approximations of the solutions for the Bagley-Torvik equation admitting only the existence of a lower (coupled lower and upper) solution.
Fazli Hossein, Nieto Juan J.
doaj   +1 more source

On the nonlinear Hadamard-type integro-differential equation. [PDF]

open access: yesFixed Point Theory Algorithm Sci Eng, 2021
Li C.
europepmc   +1 more source

Involvement of three successive fractional derivatives in a system of pantograph equations and studying the existence solution and MLU stability

open access: yesDemonstratio Mathematica
Developing a model of fractional differential systems and studying the existence and stability of a solution is considebly one of the most important topics in the field of analysis.
Hammad Hasanen A.   +3 more
doaj   +1 more source

Efficient scheme for a category of variable-order optimal control problems based on the sixth-kind Chebyshev polynomials

open access: yesDemonstratio Mathematica
The main goal of the present study is to introduce an operational collocation scheme based on sixth-kind Chebyshev polynomials (SCPs) to solve a category of optimal control problems involving a variable-order dynamical system (VODS). To achieve this goal,
Sadri Khadijeh   +5 more
doaj   +1 more source

Solutions of a coupled system of hybrid boundary value problems with Riesz-Caputo derivative

open access: yesDemonstratio Mathematica
Riesz-Caputo fractional derivative refers to a fractional derivative that reflects both the past and the future memory effects. This study gives sufficient conditions for the existence of solutions for a coupled system of fractional order hybrid ...
Ji Dehong, Fu Shiqiu, Yang Yitao
doaj   +1 more source

COVID-19 dynamics and immune response: Linking within-host and between-host dynamics. [PDF]

open access: yesChaos Solitons Fractals, 2023
Adewole MO   +3 more
europepmc   +1 more source

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