A weak Galerkin finite element method for time fractional reaction-diffusion-convection problems with variable coefficients

Ş Toprakseven - Applied Numerical Mathematics, 2021 - Elsevier
In this paper, a weak Galerkin finite element method for solving the time fractional reaction-
convection diffusion problem is proposed. We use the well known L 1 discretization in time …

Weak Galerkin methods for time-dependent Maxwell's equations

S Shields, J Li, EA Machorro - Computers & Mathematics with Applications, 2017 - Elsevier
This paper adapts the weak Galerkin (WG) finite element scheme to Maxwell's equations in
the time domain. Developed by Wang and Ye in 2011, the WG scheme is a discontinuous …

[HTML][HTML] A weak Galerkin finite element method for the Navier–Stokes equations

X Liu, J Li, Z Chen - Journal of Computational and Applied Mathematics, 2018 - Elsevier
In this paper, we propose and analyze a weak Galerkin finite element method for the Navier–
Stokes equations. The new formulation hinges upon the introduction of weak gradient, weak …

[HTML][HTML] A comparative study on the weak Galerkin, discontinuous Galerkin, and mixed finite element methods

G Lin, J Liu, F Sadre-Marandi - Journal of Computational and Applied …, 2015 - Elsevier
This paper presents a comparative study on the newly introduced weak Galerkin finite
element methods (WGFEMs) with the widely accepted discontinuous Galerkin finite element …

A weak Galerkin finite element method for the Oseen equations

X Liu, J Li, Z Chen - Advances in Computational Mathematics, 2016 - Springer
In this paper, a weak Galerkin finite element method for the Oseen equations of
incompressible fluid flow is proposed and investigated. This method is based on weak …

Primal–dual weak Galerkin finite element methods for elliptic Cauchy problems

C Wang, J Wang - Computers & Mathematics with Applications, 2020 - Elsevier
The authors propose and analyze a well-posed numerical scheme for a type of ill-posed
elliptic Cauchy problem by using a constrained minimization approach combined with the …

A Primal-Dual Weak Galerkin Finite Element Method for Fokker--Planck Type Equations

C Wang, J Wang - SIAM journal on numerical analysis, 2020 - SIAM
This paper presents a primal-dual weak Galerkin finite element method for a class of second
order elliptic equations of Fokker--Planck type. The method is based on a variational form …

Developing weak Galerkin finite element methods for the wave equation

Y Huang, J Li, D Li - Numerical Methods for Partial Differential …, 2017 - Wiley Online Library
In this article, we extend the recently developed weak Galerkin method to solve the second‐
order hyperbolic wave equation. Many nice features of the weak Galerkin method have been …

[HTML][HTML] A lowest-order weak Galerkin method for linear elasticity

SY Yi - Journal of Computational and Applied Mathematics, 2019 - Elsevier
The lowest-order weak Galerkin (WG) method is considered for linear elasticity based on the
displacement formulation. The new method approximates the displacement using piecewise …

[HTML][HTML] Weak Galerkin finite element method for viscoelastic wave equations

X Wang, F Gao, Z Sun - Journal of Computational and Applied Mathematics, 2020 - Elsevier
In this article, we consider a weak Galerkin finite element method (WG-FEM) for solving one
type of viscoelastic wave equation. A discrete weak gradient operator on discontinuous …