Results 1 to 10 of about 4,172 (259)

Haar Wavelet Collocation Method for Thermal Analysis of Porous Fin with Temperature-dependent Thermal Conductivity and Internal Heat Generation [PDF]

open access: yesJournal of Applied and Computational Mechanics, 2017
In this study, the thermal performance analysis of porous fin with temperature-dependent thermal conductivity and internal heat generation is carried out using Haar wavelet collocation method.
George OGUNTALA, Raed Abd-Alhameed
doaj   +5 more sources

Computational Fluid Dynamics Using the Adaptive Wavelet-Collocation Method [PDF]

open access: yesFluids, 2021
Advancements to the adaptive wavelet-collocation method over the last decade have opened up a number of new possible areas for active research. Volume penalization techniques allow complex immersed boundary conditions to be used with high efficiency for ...
Yash Mehta   +2 more
doaj   +2 more sources

A hybrid Daubechies wavelet collocation approach for a fractional-order SIR epidemic model with delay effects [PDF]

open access: yesScientific Reports
This paper studies the transmission dynamics of influenza by using a fractional SIR (Susceptible-Infected-Removed) epidemic model with discrete delay to describe the short-term dynamics.
Nimai Sarkar, Mausumi Sen
doaj   +2 more sources

An approximation of one-dimensional nonlinear Kortweg de Vries equation of order nine. [PDF]

open access: yesPLoS ONE, 2022
This research presents the approximate solution of nonlinear Korteweg-de Vries equation of order nine by a hybrid staggered one-dimensional Haar wavelet collocation method.
Sidra Saleem   +2 more
doaj   +2 more sources

Hierarchical Adaptive Eddy-Capturing Approach for Modeling and Simulation of Turbulent Flows

open access: yesFluids, 2021
A short review of wavelet-based adaptive methods for modeling and simulation of incompressible turbulent flows is presented. Wavelet-based computational modeling approaches of different fidelities are recast into an integrated hierarchical adaptive eddy ...
Giuliano De Stefano, Oleg V. Vasilyev
doaj   +1 more source

Approximations to linear Klein–Gordon Equations using Haar wavelet

open access: yesAin Shams Engineering Journal, 2021
In this research article, two Haar wavelet collocation methods (HWCMs) (namely one dimensional HWCM and two dimensional HWCM) are adapted to approximate linear homogeneous and linear non-homogeneous Klein–Gordon equations.
Sana Ikram   +2 more
doaj   +1 more source

Non-dyadic Haar Wavelet Algorithm for the Approximated Solution of Higher order Integro-Differential Equations

open access: yesInternational Journal of Mathematical, Engineering and Management Sciences, 2023
The objective of this study is to explore non-dyadic Haar wavelets for higher order integro-differential equations. In this research article, non-dyadic collocation method is introduced by using Haar wavelet for approximating the solution of higher order
Ratesh Kumar, Sabiha Bakhtawar
doaj   +1 more source

The Müntz–Legendre Wavelet Collocation Method for Solving Weakly Singular Integro-Differential Equations with Fractional Derivatives

open access: yesFractal and Fractional, 2023
We offer a wavelet collocation method for solving the weakly singular integro-differential equations with fractional derivatives (WSIDE). Our approach is based on the reduction of the desired equation to the corresponding Volterra integral equation.
Haifa Bin Jebreen
doaj   +1 more source

On the Wavelet Collocation Method for Solving Fractional Fredholm Integro-Differential Equations

open access: yesMathematics, 2022
An efficient algorithm is proposed to find an approximate solution via the wavelet collocation method for the fractional Fredholm integro-differential equations (FFIDEs).
Haifa Bin Jebreen, Ioannis Dassios
doaj   +1 more source

Two-dimensional Haar Wavelet Method for Numerical Solution of Delay Partial Differential Equations

open access: yesJournal of Function Spaces, 2022
In this paper, a two-dimensional Haar wavelet collocation method is applied to obtain the numerical solution of delay and neutral delay partial differential equations. Both linear and nonlinear problems can be solved using this method.
Rohul Amin   +4 more
doaj   +1 more source

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