A posteriori single-and multi-goal error control and adaptivity for partial differential equations

B Endtmayer, U Langer, T Richter, A Schafelner… - arXiv preprint arXiv …, 2024 - arxiv.org
This work reviews goal-oriented a posteriori error control, adaptivity and solver control for
finite element approximations to boundary and initial-boundary value problems for stationary …

[HTML][HTML] Goal-oriented adaptive space-time finite element methods for regularized parabolic p-laplace problems

B Endtmayer, U Langer, A Schafelner - Computers & Mathematics with …, 2024 - Elsevier
We consider goal-oriented adaptive space-time finite-element discretizations of the
regularized parabolic p-Laplace problem on completely unstructured simplicial space-time …

Mathematical modeling and numerical multigoal-oriented a posteriori error control and adaptivity for a stationary, nonlinear, coupled flow temperature model with …

S Beuchler, A Demircan, B Endtmayer… - arXiv preprint arXiv …, 2024 - arxiv.org
In this work, we develop adaptive schemes using goal-oriented error control for a highly
nonlinear flow temperature model with temperature dependent density. The dual-weighted …

Error-controlled space-time finite elements, algorithms and implementations for nonstationary problems

JP Thiele - 2024 - repo.uni-hannover.de
Recently, many advances have been done in the field of space-time finite element
discretizations for nonstationary partial differential equations. The temporal dimension leads …

[PDF][PDF] Multigoal-oriented a posteriori error control for heated material processing using a generalized Boussinesq model

S Beuchler, B Endtmayer… - Comptes …, 2023 - comptes-rendus.academie-sciences …
In this work, we develop a posteriori error control for a generalized Boussinesq model in
which thermal conductivity and viscosity are temperature-dependent. Therein, the stationary …

Locally different models in a checkerboard pattern with mesh adaptation and error control for multiple quantities of interest

B Endtmayer - PAMM, 2024 - Wiley Online Library
In this work, we apply multi‐goal oriented error estimation to the finite element method. In
particular, we use the dual weighted residual method and apply it to a model problem. This …

Goal-Oriented Mesh Adaptation for High-Fidelity Aeroelastic Simulations

V Ojha - 2022 - deepblue.lib.umich.edu
This work demonstrates a solution-adaptive approach for solving fluid-structure interaction
problems using high-fidelity numerical methods along with a detailed analysis of mesh …

Numerical Study of Approximation Techniques for the Temporal Weights to the DWR Method

MP Bruchhäuser, M Bause - arXiv preprint arXiv:2407.13418, 2024 - arxiv.org
This work presents a numerical investigation of different approximation techniques for the
temporal weights used in the Dual Weighted Residual (DWR) method applied to a time …

On optimal adaptivity in nonlinear problems

M Brunner - 2024 - repositum.tuwien.at
This thesis is devoted to rate-optimal adaptive finite element methods (AFEMs) for
semilinear elliptic partial differential equations (PDEs). It considers a model problem with a …

[PDF][PDF] Comptes Rendus Mécanique

S Beuchler, B Endtmayer, J Lankeit, T Wick - core.ac.uk
In this work, we develop a posteriori error control for a generalized Boussinesq model in
which thermal conductivity and viscosity are temperature-dependent. Therein, the stationary …