Hybridizable discontinuous Galerkin methods for second-order elliptic problems: overview, a new result and open problems

B Cockburn - Japan Journal of Industrial and Applied Mathematics, 2023 - Springer
We describe, in the framework of steady-state diffusion problems, the history of the
development of the so-called hybridizable discontinuous Galerkin (HDG) methods, since …

The hybrid high-order method for polytopal meshes

DA Di Pietro, J Droniou - Number 19 in Modeling, Simulation and …, 2020 - Springer
Originally introduced in [146, 158], Hybrid High-Order (HHO) methods provide a framework
for the discretisation of models based on Partial Differential Equations (PDEs) with features …

Virtual elements for the Navier--Stokes problem on polygonal meshes

LB Da Veiga, C Lovadina, G Vacca - SIAM Journal on Numerical Analysis, 2018 - SIAM
A family of virtual element methods for the two-dimensional Navier--Stokes equations is
proposed and analyzed. The schemes provide a discrete velocity field which is pointwise …

High order exactly divergence-free hybrid discontinuous Galerkin methods for unsteady incompressible flows

C Lehrenfeld, J Schöberl - Computer Methods in Applied Mechanics and …, 2016 - Elsevier
In this paper we present an efficient discretization method for the solution of the unsteady
incompressible Navier–Stokes equations based on a high order (Hybrid) Discontinuous …

A hybridizable discontinuous Galerkin method for the Navier–Stokes equations with pointwise divergence-free velocity field

S Rhebergen, GN Wells - Journal of Scientific Computing, 2018 - Springer
We introduce a hybridizable discontinuous Galerkin method for the incompressible Navier–
Stokes equations for which the approximate velocity field is pointwise divergence-free. The …

Hybridisable discontinuous Galerkin formulation of compressible flows

J Vila-Pérez, M Giacomini, R Sevilla… - Archives of Computational …, 2021 - Springer
This work presents a review of high-order hybridisable discontinuous Galerkin (HDG)
methods in the context of compressible flows. Moreover, an original unified framework for …

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

X Hu, L Mu, X Ye - Journal of Computational and Applied Mathematics, 2019 - Elsevier
This paper introduces a weak Galerkin (WG) finite element method for the Navier–Stokes
equations in the primal velocity–pressure formulation. Optimal-order error estimates are …

A Hybrid High-Order method for the steady incompressible Navier–Stokes problem

DA Di Pietro, S Krell - Journal of Scientific Computing, 2018 - Springer
In this work we introduce and analyze a novel Hybrid High-Order method for the steady
incompressible Navier–Stokes equations. The proposed method is inf-sup stable on general …

A Hybrid High-Order method for the incompressible Navier–Stokes equations based on Temam's device

L Botti, DA Di Pietro, J Droniou - Journal of Computational Physics, 2019 - Elsevier
In this work we propose a novel Hybrid High-Order method for the incompressible Navier–
Stokes equations based on a formulation of the convective term including Temam's device …

Stability and interpolation properties for Stokes-like virtual element spaces

J Meng, L Beirão da Veiga, L Mascotto - Journal of Scientific Computing, 2023 - Springer
We prove stability bounds for Stokes-like virtual element spaces in two and three
dimensions. Such bounds are also instrumental in deriving optimal interpolation estimates …