نتایج جستجو برای: fractional differential operator

تعداد نتایج: 423136  

2011
Zhigang Hu Wenbin Liu Taiyong Chen

In this paper, by using the coincidence degree theory, we consider the following two-point boundary value problem for fractional differential equation { D 0+x(t) = f(t, x(t), x ′(t)), t ∈ [0, 1], x(0) = 0, x′(0) = x′(1), where D 0+ denotes the Caputo fractional differential operator of order α, 1 < α ≤ 2. A new result on the existence of solutions for above fractional boundary value problem is ...

Journal: :Entropy 2013
Rabha W. Ibrahim

In this work, we introduce a generalization of the differential polynomial neural network utilizing fractional calculus. Fractional calculus is taken in the sense of the Caputo differential operator. It approximates a multi-parametric function with particular polynomials characterizing its functional output as a generalization of input patterns. This method can be employed on data to describe m...

Journal: :international journal of nonlinear analysis and applications 2013
m. alimohammady m. k. kalleji

in this paper we study properties of symbols such that these belong to class of symbols sitting insidesm ρ,φ that we shall introduce as the following. so for because hypoelliptic pseudodifferential operatorsplays a key role in quantum mechanics we will investigate some properties of m−hypoelliptic pseudodifferential operators for which define base on this class of symbols. also we consider maxi...

2017
Qi Zhang Baoye Song Huadong Zhao Jiansheng Zhang

This paper is concerned with the discretization of the fractional-order differentiator and integrator, which is the foundation of the digital realization of fractional order controller. Firstly, the parameterized Al-Alaoui transform is presented as a general generating function with one variable parameter, which can be adjusted to obtain the commonly used generating functions (e.g. Euler operat...

2018
Xiaoqian Liu Lishan Liu Yonghong Wu

In this article, by using the spectral analysis of the relevant linear operator and Gelfand’s formula, some properties of the first eigenvalue of a fractional differential equation are obtained. Based on these properties and through the fixed point index theory, the singular nonlinear fractional differential equations with Riemann–Stieltjes integral boundary conditions involving fractional deri...

Journal: :computational methods for differential equations 0
mohammadreza ahmadi darani department of applied mathematics, faculty of mathematical sciences, shahrekord university, p.o. box 115, shahrekord, iran. mohammad hossein derakhshan department of applied mathematics, faculty of mathematical sciences, shahrekord university, p.o.box 115, shahrekord, iran alireza ansari department of applied mathematics, faculty of mathematical sciences, shahrekord university, p.o.box 115, shahrekord, iran reza khoshsiar department of applied mathematics, faculty of mathematical sciences, shahrekord university, p.o.box 115, shahrekord, iran

in this article, we survey the asymptotic stability analysis of fractional differential systems with the prabhakar fractional derivatives. we present the stability regions for these types of fractional di fferential systems. a brief comparison with the stability aspects of fractional differential systems in the sense of riemann-liouville fractional derivatives is also given.

Journal: :Mathematical and Computer Modelling 2011
Toka Diagana

Keywords: Schauder fixed point principle Exponentially stable Acquistapace–Terreni conditions Evolution families Almost periodic Higher-order differential equation with operator coefficients Wave equation with fractional damping a b s t r a c t In this paper, we make extensive use of the well-known Schauder fixed point principle and the exponential stability of the evolution family involved to ...

Journal: :journal of mathematical modeling 2014
hossein noroozi alireza ansari

in this article, we develop the distributed order fractional hybrid differential equations (dofhdes) with linear perturbations involving the fractional riemann-liouville derivative of order $0 < q < 1$ with respect to a nonnegative density function. furthermore, an existence theorem for the fractional hybrid differential equations of distributed order is proved under the mixed $varphi$-lipschit...

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