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Divergence-preserving reconstructions on polygons and a really pressure-robust virtual element method for the Stokes problem
D Frerichs, C Merdon - IMA Journal of Numerical Analysis, 2022 - academic.oup.com
Nondivergence-free discretizations for the incompressible Stokes problem may suffer from a
lack of pressure-robustness characterized by large discretizations errors due to irrotational …
lack of pressure-robustness characterized by large discretizations errors due to irrotational …
Low regularity error analysis for an H (div)-conforming discontinuous Galerkin approximation of Stokes problem
In this paper, we derive an improved error estimate for the H (div)-conforming discontinuous
Galerkin (DG) approximation of the Stokes equations, assuming only minimal regularity on …
Galerkin (DG) approximation of the Stokes equations, assuming only minimal regularity on …
An arbitrary order and pointwise divergence-free finite element scheme for the incompressible 3D Navier–Stokes equations
ML Hanot - SIAM Journal on Numerical Analysis, 2023 - SIAM
In this paper we discretize the incompressible Navier–Stokes equations in the framework of
finite element exterior calculus. We make use of the Lamb identity to rewrite the equations …
finite element exterior calculus. We make use of the Lamb identity to rewrite the equations …
Stabilizing the Scott-Vogelius elements by Guzman-Neilan bubble functions on triangular meshes
S Zhang - Journal of Applied Mathematics and Computing, 2025 - Springer
Abstract The Scott-Vogelius P kP k-1 disc mixed finite element is stable for k≥ 4 if the
underlying triangular mesh is nearly-singular vertex free. The P 2-P 1 disc and P 3-P 2 disc …
underlying triangular mesh is nearly-singular vertex free. The P 2-P 1 disc and P 3-P 2 disc …
A nonconforming pressure-robust finite element method for the Stokes equations on anisotropic meshes
Most classical finite element schemes for the (Navier–) Stokes equations are neither
pressure-robust, nor are they inf-sup stable on general anisotropic triangulations. A lack of …
pressure-robust, nor are they inf-sup stable on general anisotropic triangulations. A lack of …
Analysis of pressure-robust embedded-hybridized discontinuous Galerkin methods for the Stokes problem under minimal regularity
We present analysis of two lowest-order hybridizable discontinuous Galerkin methods for
the Stokes problem, while making only minimal regularity assumptions on the exact solution …
the Stokes problem, while making only minimal regularity assumptions on the exact solution …
Pressure-robust error estimate of optimal order for the Stokes equations: domains with re-entrant edges and anisotropic mesh grading
T Apel, V Kempf - Calcolo, 2021 - Springer
The velocity solution of the incompressible Stokes equations is not affected by changes of
the right hand side data in form of gradient fields. Most mixed methods do not replicate this …
the right hand side data in form of gradient fields. Most mixed methods do not replicate this …
Pressure-robustness in the context of optimal control
This paper studies the benefits of pressure-robust discretizations in the scope of optimal
control of incompressible flows. Gradient forces that may appear in the data can have a …
control of incompressible flows. Gradient forces that may appear in the data can have a …
A pressure-robust numerical scheme for the Stokes equations based on the WOPSIP DG approach
In this paper, we propose and analyze a new weakly over-penalized symmetric interior
penalty (WOPSIP) discontinuous Galerkin (DG) scheme for the Stokes equations. The …
penalty (WOPSIP) discontinuous Galerkin (DG) scheme for the Stokes equations. The …
[PDF][PDF] Pressure-robust discretizations for incompressible flow problems on anisotropic meshes
V Kempf - 2022 - athene-forschung.unibw.de
Recently there has been increased interest in a special class of discretizations for
incompressible flows, which produce velocity approximations that are independent of how …
incompressible flows, which produce velocity approximations that are independent of how …