Results 1 to 10 of about 1,207,944 (247)

RBF-Based Local Meshless Method for Fractional Diffusion Equations

open access: yesFractal and Fractional, 2023
The fractional diffusion equation is one of the important recent models that can efficiently characterize various complex diffusion processes, such as in inhomogeneous or heterogeneous media or in porous media.
Kamran   +5 more
doaj   +3 more sources

Numerical solution of two-term time-fractional PDE models arising in mathematical physics using local meshless method

open access: yesOpen Physics, 2020
Multi-term time-fractional partial differential equations (PDEs) have become a hot topic in the field of mathematical physics and are used to improve the modeling accuracy in the description of anomalous diffusion processes compared to the single-term ...
Li Jun-Feng   +6 more
doaj   +2 more sources

A local meshless method for the numerical solution of multi-term time-fractional generalized Oldroyd-B fluid model [PDF]

open access: yesHeliyon
This work presents an accurate and efficient method, for solving a two dimensional time-fractional Oldroyd-B fluid model. The proposed method couples the Laplace transform (LT) with a radial basis functions based local meshless method (LRBFM).
Salma Aljawi   +3 more
doaj   +2 more sources

Approximation of partial integro differential equations with a weakly singular kernel using local meshless method

open access: yesAlexandria Engineering Journal, 2020
In this work, a meshless method in local setting and Laplace transform are coupled to approximate partial integro-differential equations (PIDEs). The typical method of obtaining the approximate solution of such type of equations is to use the meshless ...
Kamran, Gohar Ali, J.F. Gómez-Aguilar
doaj   +2 more sources

Analysing time-fractional exotic options via efficient local meshless method

open access: yesResults in Physics, 2020
In this article, we analyse the numerical simulation of the time-fractional Black-Scholes model governing butterfly spread option, digital option and double barrier option.
Mustafa Inc   +5 more
doaj   +2 more sources

Numerical Simulation of Partial Differential Equations via Local Meshless Method [PDF]

open access: yesSymmetry, 2019
In this paper, numerical simulation of one, two and three dimensional partial differential equations (PDEs) are obtained by local meshless method using radial basis functions (RBFs).
I. Ahmad   +5 more
semanticscholar   +2 more sources

Bearing Capacity Analysis Using Meshless Local Petrov-Galerkin Method [PDF]

open access: yesCivil and Environmental Engineering, 2014
The paper deals with use of the meshless method for soil bearing capacity analysis. There are many formulations of the meshless methods. The article presents the Meshless Local Petrov-Galerkin method (MLPG) - local weak formulation of the equilibrium ...
Mužík Juraj
doaj   +2 more sources

Analysis of 2D heat conduction in nonlinear functionally graded materials using a local semi-analytical meshless method

open access: yesAIMS Mathematics, 2021
This paper proposes a local semi-analytical meshless method for simulating heat conduction in nonlinear functionally graded materials. The governing equation of heat conduction problem in nonlinear functionally graded material is first transformed to an ...
Chao Wang, Fajie Wang, Yanpeng Gong
doaj   +2 more sources

Numerical solution of multi-term time fractional wave diffusion equation using transform based local meshless method and quadrature

open access: yesAIMS Mathematics, 2020
The diffusion equation is a parabolic partial differential equation. In physics, it describes the macroscopic behavior of many micro-particles in Brownian motion, resulting from the random movements and collisions of the particles.
Jing Li   +3 more
doaj   +2 more sources

A comparative analysis of meshless based simulation optimization models with metaheuristic algorithms for groundwater remediation [PDF]

open access: yesScientific Reports
A robust Simulation–Optimization (SO) framework is proposed for the cost-effective design of groundwater remediation schemes in contaminated aquifers.
Sanjukta Das, T. I. Eldho
doaj   +2 more sources

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