Results 41 to 50 of about 571,895 (212)

Spectral approximations to the fractional integral and derivative [PDF]

open access: yes, 2012
In this paper, the spectral approximations are used to compute the fractional integral and the Caputo derivative. The effective recursive formulae based on the Legendre, Chebyshev and Jacobi polynomials are developed to approximate the fractional ...
Li, Changpin   +5 more
core   +2 more sources

AN ADAPTIVE MEMORY METHOD FOR ACCURATE AND EFFICIENT COMPUTATION OF THE CAPUTO FRACTIONAL DERIVATIVE

open access: yes, 2021
A fractional derivative is a temporally nonlocal operation which is com-putationally intensive due to inclusion of the accumulated contribution of function values at past times.
Yoon, Daegeun, You, Donghyun
core   +1 more source

Approximate Analytical Solution for Nonlinear System of Fractional Differential Equations by BPs Operational Matrices

open access: yesAdvances in Mathematical Physics, 2013
We present two methods for solving a nonlinear system of fractional differential equations within Caputo derivative. Firstly, we derive operational matrices for Caputo fractional derivative and for Riemann-Liouville fractional integral by using the ...
Mohsen Alipour, Dumitru Baleanu
doaj   +1 more source

On the Nonlinear Fractional Differential Equations with Caputo Sequential Fractional Derivative [PDF]

open access: yesAdvances in Mathematical Physics, 2015
The purpose of this paper is to investigate the existence of solutions to the following initial value problem for nonlinear fractional differential equation involving Caputo sequential fractional derivativeDc0α2Dc0α1yxp-2Dc0α1yx=fx,yx,x>0,y(0)=b0,Dc0α1y(0)=b1, whereDc0α1,Dc0α2are Caputo fractional derivatives,0<α1,α2≤1,p>1, andb0,b1∈R.
Hailong Ye, Rui Huang
openaire   +2 more sources

Chaos on the Vallis Model for El Niño with Fractional Operators

open access: yesEntropy, 2016
The Vallis model for El Niño is an important model describing a very interesting physical problem. The aim of this paper is to investigate and compare the models using both integer and non-integer order derivatives.
Badr Saad T. Alkahtani, Abdon Atangana
doaj   +1 more source

Analytical Solutions of a Class of Fluids Models with the Caputo Fractional Derivative

open access: yesFractal and Fractional, 2022
This paper studies the analytical solutions of the fractional fluid models described by the Caputo derivative. We combine the Fourier sine and the Laplace transforms.
Ndolane Sene
doaj   +1 more source

Caputo derivatives of fractional variable order: Numerical approximations [PDF]

open access: yesCommunications in Nonlinear Science and Numerical Simulation, 2016
This is a preprint of a paper whose final and definite form is in Communications in Nonlinear Science and Numerical Simulation, ISSN: 1007-5704.
Dina Tavares   +2 more
openaire   +4 more sources

Caputo-Type Modification of the Erdélyi-Kober Fractional Derivative [PDF]

open access: yes, 2007
The Caputo fractional derivative is one of the most used definitions of a fractional derivative along with the Riemann-Liouville and the Grünwald- Letnikov ones.
Luchko, Yury, Trujillo, Juan
core   +1 more source

A Comparative Study of Natural Convection Flow of Fractional Maxwell Fluid with Uniform Heat Flux and Radiation

open access: yesComplexity, 2021
This paper focuses on the comparative study of natural convection flow of fractional Maxwell fluid having uniform heat flux and radiation. The well-known Maxwell fluid equation with an integer-order derivative has been extended to a non-integer-order ...
Ruihua Tang   +6 more
doaj   +1 more source

U.S. Consumer Preferences for Cage‐Free Eggs and Hen Housing Policies

open access: yesAgribusiness, EarlyView.
ABSTRACT Farm animal welfare (FAW) continues to be a divisive issue in the egg industry. In the United States, 10 states and most major retailers have implemented policies or voluntary pledges to transition to 100% cage‐free egg sales. We use best‐worst scaling and discrete choice experiments to evaluate U.S.
Vincenzina Caputo   +3 more
wiley   +1 more source

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