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The fractional calculus is useful to model non-local phenomena. We construct a method to evaluate the fractional Caputo derivative by means of a simple explicit quadratic segmentary interpolation. This method yields to numerical resolution…

数值分析 · 数学 2020-08-26 Alberto Ferrari , Manuel Gadella , Luis Lara , Eduardo Santillan Marcus

In present work, we investigate the numerical solution of time-fractional Jaulent Miodek (JM) equations with the aid of two novel techniques namely, coupled fractional reduced differential transform method (CFRDTM) and q-homotopy analysis…

数值分析 · 数学 2019-01-18 P. Veeresha , D. G. Prakasha , N. Magesh , M. M. Nandeppanavar , A. John Christopher

In this paper, we investigate existence and uniqueness of solutions for Darboux type problem for fuzzy fractional order differential equation. We used Caputo-Katogampola fuzzy fractional derivative for proving our results. Schauder's fixed…

综合数学 · 数学 2023-10-12 Nagwa A. Saeed , Deepak B. Pachpatte

In this article, we propose an exponential B-spline collocation method to approximate the solution of the fractional sub-diffusion equation of Caputo type. The present method is generated by use of the Gorenflo-Mainardi-Moretti-Paradisi…

数值分析 · 数学 2016-08-05 X. G. Zhu , Y. F. Nie , Z. B. Yuan , J. G. Wang , Z. Z. Yang

In the present case, we propose the correct version of the fractional Adams-Bashforth methods which take into account the nonlinearity of the kernels including the power law for the Riemann-Liouville type, the exponential decay law for the…

数值分析 · 数学 2017-07-27 Abdon Atangana , Kolade M. Owolabi

The behaviour of the solutions of the time-fractional diffusion equation, based on the Caputo derivative, is studied and its dependence on the fractional exponent is analysed. The time-fractional convection-diffusion equation is also solved…

数学物理 · 物理学 2024-10-14 Andy Manapany , Sébastien Fumeron , Malte Henkel

In this paper, we study a fast and linearized finite difference method to solve the nonlinear time-fractional wave equation with multi fractional orders. We first propose a discretization to the multi-term Caputo derivative based on the…

数值分析 · 数学 2019-02-22 Pin Lyu , Yuxiang Liang , Zhibo Wang

In this paper invariant subspace method has been employed for solving linear and non-linear fractional partial differential equations involving Caputo derivative. A variety of illustrative examples are solved to demonstrate the…

偏微分方程分析 · 数学 2017-04-18 Sangita Choudhary , Varsha Daftardar-Gejji

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

The multi-term time-fractional mixed diffusion-wave equations (TFMDWEs) are considered and the numerical method with its error analysis is presented in this paper. First, a $L2$ approximation is proved with first order accuracy to the…

数值分析 · 数学 2016-07-26 Zhao-peng Hao , Guang Lin

In this article, a numerical scheme is introduced for solving the fractional partial differential equation (FPDE) arising from electromagnetic waves in dielectric media (EMWDM) by using an efficient class of finite difference methods. The…

数值分析 · 数学 2022-05-02 Vijay Kumar Patel , Dhirendra Bahuguna

Efficient and fast predictor-corrector methods are proposed to deal with nonlinear Caputo-Fabrizio fractional differential equations, where Caputo-Fabrizio operator is a new proposed fractional derivative with a smooth kernel. The proposed…

数值分析 · 数学 2020-10-07 Seyeon Lee , Junseo Lee , Hyunju Kim , Bongsoo Jang

It is shown that the structure of non-equilibrium thermodynamic system far from equilibrium can be captured in terms of a generalized "Nambu dynamics", in the presence of fluctuation effects in non-equilibrium thermodynamics. Triangular…

统计力学 · 物理学 2024-12-31 So Katagiri , Yoshiki Matsuoka , Akio Sugamoto

Abstract The present work describes a new fractional-order system of a two-compartment CA3 hippocampal pyramidal cell, which is known as Pinsky-Rinzel model with Caputo fractional derivative. Firstly, The transient of the solutions is…

动力系统 · 数学 2021-10-19 Leila Eftekhari , Soleiman Hosseinpour , Moein Khalighi , Salvador Jimenez

We develop numerical methods for reaction-diffusion systems based on the equations of fluctuating hydrodynamics (FHD). While the FHD formulation is formally described by stochastic partial differential equations (SPDEs), it becomes similar…

流体动力学 · 物理学 2018-01-17 Changho Kim , Andy Nonaka , John B. Bell , Alejandro L. Garcia , Aleksandar Donev

For terminal value problems of fractional differential equations of order $\alpha \in (0,1)$ that use Caputo derivatives, shooting methods are a well developed and investigated approach. Based on recently established analytic properties of…

数值分析 · 数学 2023-10-03 Kai Diethelm , Frank Uhlig

A fractional reaction-diffusion equation is derived from a continuous time random walk model when the transport is dispersive. The exit from the encounter distance, which is described by the algebraic waiting time distribution of jump…

统计力学 · 物理学 2009-11-10 Kazuhiko Seki , Mariusz Wojcik , M. Tachiya

The Fractional Diffusion Equation (FDE) is a mathematical model that describes anomalous transport phenomena characterized by non-local and long-range dependencies which deviate from the traditional behavior of diffusion. Solving this…

数值分析 · 数学 2023-11-14 Mohammad Partohaghighi , Emmanuel Asante-Asamani , Olaniyi S. Iyiola

The solution of some fractional differential equations is the hottest topic in fractional calculus field. The fractional distributed order reaction-diffusion equation is the aim of this paper. By applying integral transform to solve this…

经典分析与常微分方程 · 数学 2017-05-09 K. S. Nisar , Z. M. Gharsseldien , F. B. M. Belgacem

A method for the numerical solution of variable order (VO) fractional differential equations (FDE) is presented. The method applies to linear as well as to nonlinear VO-FDEs. The Caputo type VO fractional derivative is employed. First, an…

数值分析 · 数学 2018-05-08 John T. Katsikadelis