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The main purpose of this paper is to study the special fractional-order Chen-Lee system, using the Caputo fractional derivatives. For this fractional model we investigate the existence and uniqueness of solution of initial value problem,…

动力系统 · 数学 2024-08-16 Mihai Ivan

The main purpose of this paper is to study the fractional-order system with Caputo derivative associated to single Stokes pulse. The dynamic behavior for this fractional model (called the fractional Stokes system) is investigated,…

动力系统 · 数学 2025-10-14 Mihai Ivan

On the 3-dimensional fractional-order Toda lattice with two controls The main purpose of this paper is to study the fractional-order system with Caputo derivative associated to 3-dimensional Toda lattice with two controls. For this…

动力系统 · 数学 2025-07-29 Mihai Ivan

In the paper we deal with linear fractional control problems with constant delays in the state. Single-order systems with fractional derivative in Caputo sense of orders between 0 and 1 are considered. The aim is to introduce a new…

数值分析 · 数学 2024-12-20 Josef Rebenda , Zdeněk Šmarda

In this article, the existence and uniqueness about the solution for a class of stochastic fractional-order differential equation systems are investigated, where the fractional derivative is described in Caputo sense. The fractional…

数值分析 · 数学 2016-11-24 Guang-an Zou , Bo Wang

The aim of this paper is to study certain problems of calculus of variations, that are dependent upon a Lagrange function on a Caputo-type fractional derivative. This type of fractional operator is a generalization of the Caputo and the…

最优化与控制 · 数学 2016-02-24 Ricardo Almeida

We obtain necessary optimality conditions for variational problems with a Lagrangian depending on a Caputo fractional derivative, a fractional and an indefinite integral. Main results give fractional Euler-Lagrange type equations and…

最优化与控制 · 数学 2011-11-11 Ricardo Almeida , Shakoor Pooseh , Delfim F. M. Torres

We present a method to solve fractional optimal control problems, where the dynamic depends on integer and Caputo fractional derivatives. Our approach consists to approximate the initial fractional order problem with a new one that involves…

最优化与控制 · 数学 2016-10-25 Ricardo Almeida , Delfim F. M. Torres

We consider a conflict-controlled dynamical system described by a nonlinear ordinary fractional differential equation with the Caputo derivative of an order $\alpha \in (0, 1).$ Basing on the finite-difference Gr\"{u}nwald-Letnikov…

最优化与控制 · 数学 2019-02-26 Mikhail Gomoyunov

The study of fractional variational problems with derivatives in the sense of Caputo is a recent subject, the main results being Agrawal's necessary optimality conditions of Euler-Lagrange and respective transversality conditions. Using…

最优化与控制 · 数学 2008-01-16 Gastao S. F. Frederico , Delfim F. M. Torres

Using Caputo fractional derivative of order $\alpha $ we build the fractional jet bundle of order $\alpha $ and its main geometrical structures. Defined on that bundle, some fractional dynamical systems with applications to economics are…

动力系统 · 数学 2007-10-03 Mihai Boleantu

The study of fractional variational problems in terms of a combined fractional Caputo derivative is introduced. Necessary optimality conditions of Euler-Lagrange type for the basic, isoperimetric, and Lagrange variational problems are…

最优化与控制 · 数学 2011-12-16 Agnieszka B. Malinowska , Delfim F. M. Torres

Necessary and sufficient conditions are explored for the asymptotic stability and instability of linear two-dimensional autonomous systems of fractional-order differential equations with Caputo derivatives. Fractional-order-dependent and…

动力系统 · 数学 2021-03-02 Oana Brandibur , Eva Kaslik

This paper deals with fractional differential equations, with dependence on a Caputo fractional derivative of real order. The goal is to show, based on concrete examples and experimental data from several experiments, that fractional…

综合数学 · 数学 2016-11-03 Ricardo Almeida , Nuno R. O. Bastos , M. Teresa T. Monteiro

This paper is devoted to studying three-dimensional non-commensurate fractional order differential equation systems with Caputo derivatives. Necessary and sufficient conditions are for the asymptotic stability of such systems are obtained.

经典分析与常微分方程 · 数学 2024-10-15 Kai Diethelm , Safoura Hashemishahraki , Ha Duc Thai , Hoang The Tuan

Main results and techniques of the fractional calculus of variations are surveyed. We consider variational problems containing Caputo derivatives and study them using both indirect and direct methods. In particular, we provide necessary…

最优化与控制 · 数学 2018-11-12 Ricardo Almeida , Delfim F. M. Torres

In this paper, an attempt is made to understand the dynamics of a fractional order three species Leslie-Gower predator prey food chain model with simplified Holling type IV functional response by considering fractional derivative in Caputo…

动力系统 · 数学 2024-01-30 Shuvojit Mondal , Nandadulal Bairagi

In this paper, we are interested in the study of a problem with fractional derivatives having boundary conditions of integral types. The problem represents a Caputo type advection-diffusion equation where the fractional order derivative…

数值分析 · 数学 2021-02-23 Saadoune Brahimi , Ahcene Merad , Adem Kilicman

This paper investigates the global stability and the global asymptotic stability independent of the sizes of the delays of linear time-varying Caputo fractional dynamic systems of real fractional order possessing internal point delays. The…

动力系统 · 数学 2010-10-18 M. De La Sen

We review some recent results of the fractional variational calculus. Necessary optimality conditions of Euler-Lagrange type for functionals with a Lagrangian containing left and right Caputo derivatives are given. Several problems are…

最优化与控制 · 数学 2011-11-29 Ricardo Almeida , Agnieszka B. Malinowska , Delfim F. M. Torres
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