Results 21 to 30 of about 2,408 (168)

Numerical Solutions of a Variable-Order Fractional Financial System

open access: yesJournal of Applied Mathematics, 2012
The numerical solution of a variable-order fractional financial system is calculated by using the Adams-Bashforth-Moulton method. The derivative is defined in the Caputo variable-order fractional sense.
Shichang Ma, Yufeng Xu, Wei Yue
doaj   +1 more source

SIR FRACTIONAL ORDER OF COVID-19 by ADAMS BASHFORTH-MOULTON METHOD [PDF]

open access: yesMalaysian Journal of Computing
This study addresses a research gap by introducing fractional order derivatives into the SIR model for tracking COVID-19 in Malaysia. The Caputo sense fractional derivative and the Adams Bashforth Moulton method are employed to analyse the COVID-19 ...
Zubaidah Sadikin   +5 more
doaj   +1 more source

Exploring the relationship dynamics between farmers and mediators through the lens of the Caputo fractional derivatives

open access: yesResults in Control and Optimization, 2023
This study aims to propose a mathematical model in the frame of fractional derivative, that explores the relationship between crops, farmers, and intermediaries.
Manisha Krishna Naik   +2 more
doaj   +1 more source

Performance of modified non-linear shooting method for simulation of 2nd order two-point BVPS [PDF]

open access: yes, 2016
In this research article, numerical solution of nonlinear 2nd order two-point boundary value problems (TPBVPs) is discussed by the help of nonlinear shooting method (NLSM), and through the modified nonlinear shooting method (MNLSM).
Alias, N., Habib, M., Manaf, A.
core   +2 more sources

Solving periodic semilinear stiff PDEs in 1D, 2D and 3D with exponential integrators [PDF]

open access: yes, 2020
Dozens of exponential integration formulas have been proposed for the high-accuracy solution of stiff PDEs such as the Allen-Cahn, Korteweg-de Vries and Ginzburg-Landau equations.
Bootland, Niall, Montanelli, Hadrien
core   +3 more sources

Prediksi Jumlah Produksi Kakao Provinsi Aceh dengan Metode Adam Bashforth-Moulton (ABM) [PDF]

open access: yes, 2023
Aceh province's cocoa production experiences increases and decreases every year and has not shown significant development even though cocoa has a very important role in supporting the agricultural sector and the economy of Aceh province.
Riezky Purnama Sari, sari, Riska Novita
core   +2 more sources

Solving Troesch's problem by using modified nonlinear shooting method [PDF]

open access: yes, 2016
In this research article, the non - linear shooting method is modified (MNLSM) and is considered to simulate Troesch’s sensitive problem (TSP) numerically. TSP is a 2nd order non - linear BVP with Dirichlet boundary conditions . In M NLSM
Ali, Akhtar   +3 more
core   +2 more sources

Linear multistep methods for optimal control problems and applications to hyperbolic relaxation systems [PDF]

open access: yes, 2018
We are interested in high-order linear multistep schemes for time discretization of adjoint equations arising within optimal control problems. First we consider optimal control problems for ordinary differential equations and show loss of accuracy for ...
Albi, Giacomo   +2 more
core   +2 more sources

Dynamical analysis of fractional-order tobacco smoking model containing snuffing class

open access: yesAlexandria Engineering Journal, 2021
The cur­rent pan­demic sit­u­a­tion caused by COVID-19 has affected human life globally at the economic, social and men­tal health levels. Specifically, ten­sion has led an in­creas­ing number of people to the consumption of various types of to­bacco ...
Hussam Alrabaiah   +3 more
doaj   +1 more source

A 3D MHD model of astrophysical flows: algorithms, tests and parallelisation [PDF]

open access: yes, 2001
In this paper we describe a numerical method designed for modelling different kinds of astrophysical flows in three dimensions. Our method is a standard explicit finite difference method employing the local shearing-box technique. To model the features
Balbus   +38 more
core   +2 more sources

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