Results 21 to 30 of about 4,172 (259)

Fibonacci Wavelet Method for the Solution of the Non-Linear Hunter–Saxton Equation

open access: yesApplied Sciences, 2022
In this article, a novel and efficient collocation method based on Fibonacci wavelets is proposed for the numerical solution of the non-linear Hunter–Saxton equation. Firstly, the operational matrices of integration associated with the Fibonacci wavelets
H. M. Srivastava   +2 more
doaj   +1 more source

Chebyshev wavelet collocation method for magnetohydrodynamic flow equations

open access: yesEngineering with Computers, 2021
This study proposes Chebyshev wavelet collocation method for partial differential equation and applies to solve magnetohydrodynamic (MHD) flow equations in a rectangular duct in the presence of transverse external oblique magnetic field. Approximate solutions of velocity and induced magnetic field are obtained for steady‐state, fully developed ...
Karatas, Asli Sultan, Çelik, Ibrahim
openaire   +2 more sources

On a new method for finding numerical solutions to integro-differential equations based on Legendre multi-wavelets collocation

open access: yesAlexandria Engineering Journal, 2022
In this article, a wavelet collocation method based on linear Legendre multi-wavelets is proposed for the numerical solution of the first as well as higher orders Fredholm, Volterra and Volterra–Fredholm integro-differential equations.
Imran Khan   +4 more
doaj   +1 more source

Approximation and moduli of continuity for a function belonging to Holder’s class Hα [0, 1) and solving Lane-Emden differential equation by Boubaker wavelet technique

open access: yesRatio Mathematica, 2023
In this paper, Boubaker wavelet is considered. The Boubaker wavelets are orthonormal. The series of this wavelet is verified for the function f(t) = t.
Swatantra Yadav, Shyam Lal
doaj   +1 more source

Advancing COVID-19 Understanding: Simulating Omicron Variant Spread Using Fractional-Order Models and Haar Wavelet Collocation

open access: yesMathematics, 2023
This study presents a novel approach for simulating the spread of the Omicron variant of the SARS-CoV-2 virus using fractional-order COVID-19 models and the Haar wavelet collocation method.
Zehba Raizah, Rahat Zarin
doaj   +1 more source

A reliable algorithm to compute the approximate solution of KdV-type partial differential equations of order seven.

open access: yesPLoS ONE, 2021
The approximate solution of KdV-type partial differential equations of order seven is presented. The algorithm based on one-dimensional Haar wavelet collocation method is adapted for this purpose.
Sidra Saleem   +2 more
doaj   +1 more source

Adaptive Wavelet Collocation Method for Simulation of Time Dependent Maxwell's Equations [PDF]

open access: yes, 2012
This paper investigates an adaptive wavelet collocation time domain method for the numerical solution of Maxwell's equations. In this method a computational grid is dynamically adapted at each time step by using the wavelet decomposition of the field at ...
Freude, Wolfgang   +3 more
core   +3 more sources

An efficient nonlinear circuit simulation technique [PDF]

open access: yes, 2004
This paper proposes a new and efficient approach for the analysis and simulation of circuits subject to input signals with widely separated rates of variation.
Brennan, Conor   +2 more
core   +5 more sources

Numerical solution of second-order nonlinear partial differential equations originating from physical phenomena using Hermite based block methods

open access: yesResults in Physics, 2023
A Hermite based block method (HBBM) is proposed for the numerical solution of second-order non-linear elliptic partial differential equations (PDEs). The development of the method was accomplished through the methodology of interpolation and collocation ...
Emmanuel Oluseye Adeyefa   +2 more
doaj   +1 more source

A novel envelope simulation technique for high-frequency nonlinear circuits [PDF]

open access: yes, 2003
The paper proposes a new approach for the analysis and simulation of circuits subject to input signals with widely separated rates of variation. Such signals arise in communication circuits when an RF carrier is modulated by a low-frequency information ...
Condon, Marissa, Dautbegovic, Emira
core   +1 more source

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