نتایج جستجو برای: discrete fractional calculus

تعداد نتایج: 275796  

2013
M. De la Sen

This paper establishes some closed formulas for RiemannLiouville impulsive fractional integral calculus and also for RiemannLiouville and Caputo impulsive fractional derivatives. Keywords—RimannLiouville fractional calculus, Caputo fractional derivative, Dirac delta, Distributional derivatives, Highorder distributional derivatives.

A. Rahimi E. Hesameddini

Fractional calculus has been used to model the physical and engineering processes that have found to be best described by fractional differential equations. For that reason, we need a reliable and efficient technique for the solution of fractional differential equations. The aim of this paper is to present an analytical approximation solution for linear and nonlinear multi-order fractional diff...

Journal: :Symmetry 2021

Using the discrete fractional calculus, a novel fractional-order food chain model for case of strong pressure on preys map is proposed. Dynamical behaviors involving stability analysis its equilibrium points, bifurcation diagrams and phase portraits are investigated. It demonstrated that can exhibit variety dynamical including stable steady states, periodic quasiperiodic dynamics. Then, hybrid ...

Journal: :computational methods for differential equations 0
mohammad-reza azizi azarbaijan shahid madani university ali khani azarbaijan shahid madani university

the aim of this paper is to present a new numerical method for solving the bagley-torvik equation. this equation has an important role in fractional calculus. the fractional derivatives are described based on the caputo sense. some properties of the sinc functions required for our subsequentdevelopment are given and are utilized to reduce the computation of solution of the bagley-torvik equatio...

2015
Amir Khan Gul Zaman

In this paper we establish some new exact solutions regarding to the unsteady flow of a generalized Oldroyd-B fluid produced by a suddenly moved plate between two side walls perpendicular to the plate. The governing equation has been obtained through fractional calculus approach. Fourier sine transform and discrete Laplace transform have been used to obtained exact solutions. The solution of ve...

Journal: :Fractal and fractional 2022

A special function is a that typically entitled after an early scientist who studied its features and has specific application in mathematical physics or another area of mathematics. There are few significant examples, including the hypergeometric unique species. These types functions generalized by fractional calculus, fractal, q-calculus, (q,p)-calculus k-calculus. By engaging notion q-fracti...

Journal: :Critical reviews in biomedical engineering 2007
Carl F Lorenzo Tom T Hartley

This paper provides a formalized basis for initialization in the fractional calculus. The intent is to make the fractional calculus readily accessible to engineering and the sciences. A modified set of definitions for the fractional calculus is provided which formally include the effects of initialization. Conceptualizations of fractional derivatives and integrals are shown. Physical examples o...

Journal: :journal of sciences, islamic republic of iran 2016
e. hesameddini a. rahimi

fractional calculus has been used to model the physical and engineering processes that have found to be best described by fractional differential equations. for that reason, we need a reliable and efficient technique for the solution of fractional differential equations. the aim of this paper is to present an analytical approximation solution for linear and nonlinear multi-order fractional diff...

2015
Nadia Benkhettou Salima Hassani Delfim F.M. Torres

Fractional calculus; Conformable operators; Calculus on time scales Abstract A conformable time-scale fractional calculus of order a 2 0; 1 is introduced. The basic tools for fractional differentiation and fractional integration are then developed. The Hilger timescale calculus is obtained as a particular case, by choosing a 1⁄4 1. a 2015 The Authors. Production and hosting by Elsevier B.V. on ...

Journal: :Fractal and fractional 2022

This paper addresses the problems of stability a nabla discrete distributed-order dynamical system (NDDS). Firstly, based on proposed generalized definition integral, some related definitions calculus are given. Then, several useful inequalities in sense fractional-order difference extended to cases. Meanwhile, basis and Lyapunov direct method, sufficient conditions guaranteeing asymptotic orig...

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