Results 41 to 50 of about 372,508 (154)

Caputo-Fabrizio approach to numerical fractional derivatives

open access: yesBIBECHANA, 2023
Fractional calculus is an essential tool in every area of science today. This work gives the quadratic interpolation-based L1-2 formula for the Caputo-Fabrizio derivative, a numerical technique for approximating the fractional derivative. To get quadratic and cubic convergence rates, respectively, we study the use of Lagrange interpolation in the L1 ...
Shankar Pariyar, Jeevan Kafle
openaire   +3 more sources

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.
Ricardo Almeida   +3 more
openaire   +5 more sources

On the existence of solutions for some infinite coefficient-symmetric Caputo-Fabrizio fractional integro-differential equations

open access: yesBoundary Value Problems, 2017
By mixing the idea of 2-arrays, continued fractions, and Caputo-Fabrizio fractional derivative, we introduce a new operator entitled the infinite coefficient-symmetric Caputo-Fabrizio fractional derivative.
Dumitru Baleanu   +2 more
doaj   +1 more source

On Extended Caputo Fractional Derivative Operator

open access: yes, 2017
The main objective of this present paper is to introduce further extension of extended Caputo fractional derivative operator and establish the extension of an extended fractional derivative of some known elementary functions. Also, we investigate the extended fractional derivative of some familiar special functions, the Mellin transforms of newly ...
Gauhar Rahman   +2 more
openaire   +2 more sources

Electrical circuits RC and RL involving fractional operators with bi-order

open access: yesAdvances in Mechanical Engineering, 2017
This article describes electrical series circuits RC and RL using the concept of derivative with two fractional orders α and β in Liouville–Caputo sense. The fractional equations consider derivatives in the range of α , β ∈ ( 0 ; 1 ] .
JF Gómez-Aguilar   +4 more
doaj   +1 more source

Analysis of fractional electrical circuit with rectangular input signal using Caputo and conformable derivative definitions [PDF]

open access: yesArchives of Electrical Engineering, 2018
An analysis of a given electrical circuit using a fractional derivative. The statespace equation was developed. The dynamics of tensions described by Kirchhoff’s laws equations.
Ewa Piotrowska
doaj   +1 more source

Caputo and related fractional derivatives in singular systems [PDF]

open access: yesApplied Mathematics and Computation, 2018
Abstract By using the Caputo (C) fractional derivative and two recently defined alternative versions of this derivative, the Caputo–Fabrizio (CF) and the Atangana–Baleanu (AB) fractional derivative, firstly we focus on singular linear systems of fractional differential equations with constant coefficients that can be non-square matrices, or square ...
Dassios, Ioannis K., Baleanu, Dumitru
openaire   +4 more sources

On memo-viability of fractional equations with the Caputo derivative [PDF]

open access: yesAdvances in Difference Equations, 2015
In this paper viability results for nonlinear fractional differential equations with the Caputo derivative are proved. We give a necessary condition for fractional viability of a locally closed set with respect to a nonlinear function. A specific sufficient condition is also provided.
Małgorzata Wyrwas   +2 more
openaire   +2 more sources

Coupled systems of fractional equations related to sound propagation: analysis and discussion [PDF]

open access: yes, 2012
In this note we analyse the propagation of a small density perturbation in a one-dimensional compressible fluid by means of fractional calculus modelling, replacing thus the ordinary time derivative with the Caputo fractional derivative in the ...
Diethelm K.   +6 more
core   +1 more source

Time fractional IHCP with Caputo fractional derivatives

open access: yesComputers & Mathematics with Applications, 2008
AbstractThe numerical solution of the time fractional inverse heat conduction problem (TFIHCP) on a finite slab is investigated in the presence of measured (noisy) data when the time fractional derivative is interpreted in the sense of Caputo. A finite difference space marching scheme with adaptive regularization, using mollification techniques, is ...
openaire   +2 more sources

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