A reduced-order variational multiscale interpolating element free Galerkin technique based on proper orthogonal decomposition for solving Navier–Stokes equations …

M Abbaszadeh, M Dehghan, A Khodadadian… - Journal of …, 2021 - Elsevier
In the recent decade, meshless methods have been handled for solving some PDEs due to
their easiness. One of the most efficient meshless methods is the element free Galerkin …

A non-iterative and unconditionally energy stable method for the Swift–Hohenberg equation with quadratic–cubic nonlinearity

HG Lee - Applied Mathematics Letters, 2022 - Elsevier
Most implicit methods for the Swift–Hohenberg (SH) equation with quadratic–cubic
nonlinearity require costly iterative solvers at each time step. In this paper, a non-iterative …

Analysis of the high-speed jet in a liquid-ring pump ejector using a proper orthogonal decomposition method

LJ Jiang, RH Zhang, XB Chen… - Engineering Applications of …, 2022 - Taylor & Francis
To analyze the complex spatiotemporal evolution law of the high-speed jet flow field in a
liquid-ring pump ejector, both the classic and spectral proper orthogonal decomposition …

A POD reduced-order model based on spectral Galerkin method for solving the space-fractional Gray–Scott model with error estimate

M Abbaszadeh, M Dehghan, IM Navon - Engineering with Computers, 2022 - Springer
This paper deals with developing a fast and robust numerical formulation to simulate a
system of fractional PDEs. At the first stage, the time variable is approximated by a finite …

A Second-Order Exponential Time Differencing Multi-step Energy Stable Scheme for Swift–Hohenberg Equation with Quadratic–Cubic Nonlinear Term

M Cui, Y Niu, Z Xu - Journal of Scientific Computing, 2024 - Springer
In this article, we propose and analyze an energy stable, linear, second-order in time,
exponential time differencing multi-step (ETD-MS) method for solving the Swift–Hohenberg …

[HTML][HTML] Analysis of Ciarlet–Raviart mixed finite element methods for solving damped Boussinesq equation

M Parvizi, A Khodadadian, MR Eslahchi - Journal of Computational and …, 2020 - Elsevier
In this paper, we consider the numerical solution of damped Boussinesq equation using
Ciarlet–Raviart mixed finite element method. An implicit finite difference scheme is used for …

Simulation of Maxwell equation based on an ADI approach and integrated radial basis function-generalized moving least squares (IRBF-GMLS) method with reduced …

A Ebrahimijahan, M Dehghan… - Engineering Analysis with …, 2022 - Elsevier
Basic equations of electromagnetic are Maxwell equations. In this manuscript, ADI-IRBF-
GMLS is employed for solving the time-dependent Maxwell equations in two-dimension. For …

A reduced-order model based on integrated radial basis functions with partition of unity method for option pricing under jump–diffusion models

A Ebrahimijahan, M Dehghan… - Engineering Analysis with …, 2023 - Elsevier
The current research aims to develop a fast, stable and efficient numerical procedure for
solving option pricing problems in jump–diffusion models. A backward partial integro …

Numerical investigation on the transport equation in spherical coordinates via generalized moving least squares and moving kriging least squares approximations

V Mohammadi, M Dehghan, A Khodadadian… - Engineering with …, 2021 - Springer
The main aim of this paper is to present new and simple numerical methods for solving the
time-dependent transport equation on the sphere in spherical coordinates. We use two …

Radial basis function partition of unity procedure combined with the reduced-order method for solving Zakharov–Rubenchik equations

M Dehghan, B Hooshyarfarzin… - Engineering Analysis with …, 2022 - Elsevier
A meshless radial basis function based on partition of unity (RBF-PU) method is proposed to
solve Zakharov–Rubenchik equations. In this local method, the domain is split into …