A strong-form local meshless approach based on radial basis function-finite difference (RBF-FD) method for solving multi-dimensional coupled damped Schrödinger …

Ö Oruç - Communications in Nonlinear Science and Numerical …, 2022 - Elsevier
In this work, one-dimensional (1D), two-dimensional (2D) and three-dimensional (3D)
coupled damped Schrödinger system is solved numerically. A strong-form local meshless …

[HTML][HTML] Direct meshless local Petrov–Galerkin (DMLPG) method for time-fractional fourth-order reaction–diffusion problem on complex domains

M Abbaszadeh, M Dehghan - Computers & Mathematics with Applications, 2020 - Elsevier
A new numerical scheme has been developed based on the fast and efficient meshless
local weak form ie direct meshless local Petrov–Galerkin (DMLPG) method for solving the …

Tanh Jacobi spectral collocation method for the numerical simulation of nonlinear Schrödinger equations on unbounded domain

D Mostafa, MA Zaky, RM Hafez… - … Methods in the …, 2023 - Wiley Online Library
We present a class of orthogonal functions on infinite domain based on Jacobi polynomials.
These functions are generated by applying a tanh transformation to Jacobi polynomials. We …

Well-posedness of space fractional Ginzburg–Landau equations involving the fractional Laplacian arising in a Bose–Einstein condensation and its kernel based …

H Mohebalizadeh, H Adibi, M Dehghan - Communications in Nonlinear …, 2023 - Elsevier
This study aims to investigate some theoretical results, numerical study and a real-word
application of the SFGLE, involving the fractional Laplacian. First, we describe the …

Numerical solution of an inverse source problem for a time-fractional PDE via direct meshless local Petrov–Galerkin method

T Molaee, A Shahrezaee - Engineering Analysis with Boundary Elements, 2022 - Elsevier
In this paper, we employ an improved Meshless Local Petrov–Galerkin (MLPG), namely
Direct Meshless Local Petrov–Galerkin (DMLPG) method, for solving an inverse time …

Divergence-free meshless local Petrov–Galerkin method for Stokes flow

M Najafi, M Dehghan, B Šarler, G Kosec… - Engineering with …, 2022 - Springer
The purpose of the present paper is development of an efficient meshless solution of steady
incompressible Stokes flow problems with constant viscosity in two dimensions, with …

Simulation of the coupled Schrödinger–Boussinesq equations through integrated radial basis functions-partition of unity method

A Ebrahimijahan, M Dehghan… - Engineering Analysis with …, 2023 - Elsevier
In this paper, integrated radial basis functions-partition of unity (IRBF-PU) method is
presented for the numerical solution of the one-and two-dimensional coupled Schrödinger …

A meshless weak–strong form method for the simulation of coupled flow and contaminant transport in an unconfined aquifer

S Das, TI Eldho - Transport in Porous Media, 2022 - Springer
Meshless methods are potential substitutes to the conventional finite difference and finite
element methods (FDM and FEM) and have the advantage of alleviating the meshing and …

Thermo-mechanical shock fracture analysis by meshless method

A Memari, MRK Azar - Theoretical and Applied Fracture Mechanics, 2019 - Elsevier
Different types of mechanical and thermal shock loads are considered to investigate
transient stress intensity factors of two/three dimensional cracked specimens via meshless …

Dynamics of localized symmetric periodical waves in the non-Kerr media

E Kengne - Optical and Quantum Electronics, 2023 - Springer
A perturbed higher-order nonlinear Schrödinger equation with self-steepening, self-
frequency shift, and quintic non-Kerr nonlinearity terms is used to investigate the dynamics …