Towards computable flows and robust estimates for inf-sup stable FEM applied to the time-dependent incompressible Navier–Stokes equations

PW Schroeder, C Lehrenfeld, A Linke, G Lube - SeMA Journal, 2018 - Springer
Inf-sup stable FEM applied to time-dependent incompressible Navier–Stokes flows are
considered. The focus lies on robust estimates for the kinetic and dissipation energies in a …

An embedded–hybridized discontinuous Galerkin finite element method for the Stokes equations

S Rhebergen, GN Wells - Computer Methods in Applied Mechanics and …, 2020 - Elsevier
We present and analyze a new embedded–hybridized discontinuous Galerkin finite element
method for the Stokes problem. The method has the attractive properties of full hybridized …

Divergence‐free tangential finite element methods for incompressible flows on surfaces

PL Lederer, C Lehrenfeld… - International journal for …, 2020 - Wiley Online Library
In this work we consider the numerical solution of incompressible flows on two‐dimensional
manifolds. Whereas the compatibility demands of the velocity and the pressure spaces are …

A pressure-robust discretization of Oseen's equation using stabilization in the vorticity equation

N Ahmed, GR Barrenechea, E Burman, J Guzmán… - SIAM Journal on …, 2021 - SIAM
Discretization of Navier--Stokes equations using pressure-robust finite element methods is
considered for the high Reynolds number regime. To counter oscillations due to dominating …

Hybridized discontinuous Galerkin/hybrid mixed methods for a multiple network poroelasticity model with application in biomechanics

J Kraus, PL Lederer, M Lymbery, K Osthues… - SIAM Journal on …, 2023 - SIAM
The quasi-static multiple-network poroelastic theory (MPET) model, first introduced in the
context of geomechanics [G. Barenblatt, G. Zheltov, and I. Kochina, J. Appl. Math. Mech., 24 …

[HTML][HTML] 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 …

A strongly conservative hybrid DG/mixed FEM for the coupling of Stokes and Darcy flow

G Fu, C Lehrenfeld - Journal of Scientific Computing, 2018 - Springer
We consider the coupling of free and porous media flow governed by Stokes and Darcy
equations with the Beavers–Joseph–Saffman interface condition. This model is discretized …

A C1-virtual element method of high order for the Brinkman equations in stream function formulation with pressure recovery

D Mora, C Reales, A Silgado - IMA Journal of Numerical …, 2022 - academic.oup.com
In this paper, we propose and analyze a-virtual element method of high order to solve the
Brinkman problem formulated in terms of the stream function. The velocity is obtained as a …

A mass conserving mixed stress formulation for the Stokes equations

J Gopalakrishnan, PL Lederer… - IMA Journal of …, 2020 - academic.oup.com
We propose stress formulation of the Stokes equations. The velocity is approximated with-
conforming finite elements providing exact mass conservation. While many standard …

[HTML][HTML] A high-order HDG method for the Biot's consolidation model

G Fu - Computers & Mathematics with Applications, 2019 - Elsevier
We propose a novel high-order HDG method for the Biot's consolidation model in
poroelasticity. We present optimal h-version error analysis for both the semi-discrete and full …