Partial-approximate controllability of semi-linear systems involving two Riemann-Liouville fractional derivatives

A Haq - Chaos, Solitons & Fractals, 2022 - Elsevier
This work analyzes the existence and partial-approximate controllability of non-local semi-
linear systems involving two Riemann-Liouville fractional derivatives without Lipschitz …

[HTML][HTML] A fractional-order model of human liver: Analytic-approximate and numerical solutions comparing with clinical data

IG Ameen, NH Sweilam, HM Ali - Alexandria Engineering Journal, 2021 - Elsevier
In this work, we aim to propose a mathematical formalism for the human liver involving
Caputo fractional derivative (CFD) with modified parameters. Regarding the proposed …

Controllability and observability of linear time-varying fractional systems

M Jolić, S Konjik - Fractional Calculus and Applied Analysis, 2023 - Springer
We consider linear time-varying control problems involving the Caputo fractional derivative.
By introducing the controllability Gramian matrix, we prove that the invertibility of the …

Explicit solutions of initial value problems for systems of linear Riemann–Liouville fractional differential equations with constant delay

S Hristova, R Agarwal, D O'Regan - Advances in Difference Equations, 2020 - Springer
Explicit solutions of initial value problems for systems of linear Riemann–Liouville fractional
differential equations with constant delay | Advances in Continuous and Discrete Models Skip to …

Hyers–Ulam and Hyers–Ulam–Rassias stability for linear fractional systems with Riemann–Liouville derivatives and distributed delays

H Kiskinov, E Madamlieva, A Zahariev - Axioms, 2023 - mdpi.com
The aim of the present paper is to study the asymptotic properties of the solutions of linear
fractional system with Riemann–Liouville-type derivatives and distributed delays. We prove …

Fractional Leibniz integral rules for Riemann-Liouville and Caputo fractional derivatives and their applications

IT Huseynov, A Ahmadova, NI Mahmudov - arXiv preprint arXiv …, 2020 - arxiv.org
In recent years, the theory for Leibniz integral rule in the fractional sense has not been able
to get substantial development. As an urgent problem to be solved, we study a Leibniz …

[HTML][HTML] Analysis of fractional Cauchy problems with some probabilistic applications

F Cinque, E Orsingher - Journal of Mathematical Analysis and Applications, 2024 - Elsevier
In this paper we give an explicit solution to Dzherbashyan-Caputo-fractional Cauchy
problems related to equations with derivatives of order νk, for k non-negative integer and ν> …

Explicit solutions and asymptotic behaviors of Caputo discrete fractional-order equations with variable coefficients

F Du, JG Lu - Chaos, Solitons & Fractals, 2021 - Elsevier
A new discrete fractional-order Peano-Baker series is established in this paper. Based on
this series, the explicit solutions of Caputo linear discrete fractional-order equations (DFOEs) …

[PDF][PDF] Time–Optimal Control of Linear Fractional Systems with Variable Coefficients

I Matychyn, V Onyshchenko - International Journal of Applied …, 2021 - intapi.sciendo.com
Linear systems described by fractional differential equations (FDEs) with variable
coefficients involving Riemann–Liouville and Caputo derivatives are examined in the paper …

Controllability of the time-varying fractional dynamical systems with a single delay in control

KS Vishnukumar, SM Sivalingam, H Ahmad… - Nonlinear …, 2024 - Springer
In this article, we explored the controllability of fractional dynamical systems with a single
delay in the control function with the Caputo fractional derivative. It is the first work in which …