HDGlab: An Open-Source Implementation of the Hybridisable Discontinuous Galerkin Method in MATLAB

M Giacomini, R Sevilla, A Huerta - Archives of Computational Methods in …, 2021 - Springer
This paper presents HDGlab, an open source MATLAB implementation of the hybridisable
discontinuous Galerkin (HDG) method. The main goal is to provide a detailed description of …

[BOK][B] An Invitation to the Theory of the Hybridizable Discontinuous Galerkin Method: Projections, Estimates, Tools

S Du, FJ Sayas - 2019 - books.google.com
This monograph requires basic knowledge of the variational theory of elliptic PDE and the
techniques used for the analysis of the Finite Element Method. However, all the tools for the …

An HDG and CG Method for the Indefinite Time-Harmonic Maxwell's Equations Under Minimal Regularity

G Chen, P Monk, Y Zhang - Journal of Scientific Computing, 2024 - Springer
We propose to use a hybridizable discontinuous Galerkin (HDG) method combined with the
continuous Galerkin (CG) method to approximate Maxwell's equations. We make two …

A unified error analysis of hybridizable discontinuous Galerkin methods for the static Maxwell equations

S Du, FJ Sayas - SIAM Journal on Numerical Analysis, 2020 - SIAM
We propose a framework that allows us to analyze different variants of hybridizable
discontinuous Galerkin (HDG) methods for the static Maxwell equations using one simple …

A multilevel approach for trace system in HDG discretizations

S Muralikrishnan, T Bui-Thanh, JN Shadid - Journal of Computational …, 2020 - Elsevier
We propose a multilevel approach for trace systems resulting from hybridized discontinuous
Galerkin (HDG) methods. The key is to blend ideas from nested dissection, domain …

Frequency-explicit a posteriori error estimates for finite element discretizations of Maxwell's equations

T Chaumont-Frelet, P Vega - SIAM Journal on Numerical Analysis, 2022 - SIAM
We consider residual-based a posteriori error estimators for Galerkin discretizations of time-
harmonic Maxwell's equations. We focus on configurations where the frequency is high, or …

Adaptive HDG methods for the Brinkman equations with application to optimal control

H Leng, H Chen - Journal of Scientific Computing, 2021 - Springer
This paper investigates adaptive hybridizable discontinuous Galerkin methods for the
gradient-velocity–pressure formulation of Brinkman equations. We use piecewise …

A mixed DG method and an HDG method for incompressible magnetohydrodynamics

W Qiu, K Shi - IMA Journal of Numerical Analysis, 2020 - academic.oup.com
In this paper we propose and analyze a mixed discontinuous Galerkin (DG) method and an
hybridizable DG (HDG) method for the stationary magnetohydrodynamics (MHD) equations …

A discrete Weber inequality on three-dimensional hybrid spaces with application to the HHO approximation of magnetostatics

F Chave, DA Di Pietro, S Lemaire - Mathematical Models and …, 2022 - World Scientific
We prove a discrete version of the first Weber inequality on three-dimensional hybrid spaces
spanned by vectors of polynomials attached to the elements and faces of a polyhedral mesh …

An adaptive staggered discontinuous Galerkin method for the steady state convection–diffusion equation

J Du, E Chung - Journal of Scientific Computing, 2018 - Springer
Staggered grid techniques have been applied successfully to many problems. A distinctive
advantage is that physical laws arising from the corresponding partial differential equations …