Thursday, September 15, 2022 
09:00 
Opening (Room 3) 

Singularities (Room 3) Chair: Thomas Apel 
09:20 
Serge Nicaise 
An analysis of highfrequency Helmholtz problems in domains with conical points and their finite element discretization

10:10 
Coffee Break 

Singularities (Room 3) Chair: Serge Nicaise 
Solvers (Room 4) Chair: Gundolf Haase 
DG/CFD (Room 8) Chair: Stefan Sauter 
10:35 
Dmitriy Leykekhman 
Pointwise error estimates for C⁰ interior penalty approximation of biharmonic problems

Markus Bause 
Spacetime finite element and multigrid methods for coupled hyperbolicparabolic systems

Gunar Matthies 
Some aspects of variational time discretisations of higher order and higher regularity

11:00 
Johannes Pfefferer 
Finite element error estimates for PDEs with irregular Dirichlet boundary data using boundary concentrated meshes

Matthias Mayr 
Using structured multigrid methods in unstructured FEM solvers

Ritesh Singla 
Supremumnorm a posteriori Error Control of Quadratic Discontinuous Galerkin Methods for the Obstacle Problem

11:25 
Philipp Zilk 
Isogeometric approximation of the eigenfrequencies of membranes with cracks and application to shape identification

Stephan Köhler 
Globalization of Nonlinear FETIDP Methods

Jakob Wagner 
Fully Discrete Error Estimates for Finite Element Discretizations of the Instationary 2D NavierStokes Equations

11:50 
Fleurianne Bertrand 
Eigenvalue problems arising from coupled partial differential equations

Markus M. Knodel 
Application of fully implicit Nested Newton solvers to multicomponent multiphase flow in porous media and to elastoplastic deformations of biological tissue

Chutima Kongvarhodom 
Modeling of twophase flow in porous media: transport behavior of lubricant oil in rubberwood

12:15 
Lunch Break 

Optimal Control (Room 3) Chair: Arnd Rösch 
13:30 
Mariano Mateos 
FE Approximation of Dirichlet Control Problems Governed by the Stokes System


Optimal Control (Room 3) Chair: Arnd Rösch 
14:20 
Max Winkler 
Optimization of pedestrian dynamics

15:10 
Poster Setup (Room 3) 

Poster Session (Room 3) Chair: Arnd Rösch 
15:15 
Fabian Castelli 
An hpAdaptive Finite Element Method for a ChemoMechanical Battery Active Particle Model

15:16 
Nils Margenberg 
The neural network multigrid solver for the NavierStokes equations and its application to 3D simulation

15:17 
Sayed Miah 
Reduced order modelling using neural networks for predictive modelling of 3Dmagnetomechanical problems with application to magnetic resonance imaging scanners

15:18 
Surendra Nepal 
Error analysis for a moving boundary problem describing the penetration of a diffusant concentration into rubbers

15:19 
Amir Peiraviminaei 
Simulating the seismic ground motion impact on large buildings: A 3D1D Finite ElementTruss Model coupling

15:20 
Hazim Saleh 
Computational Bite Force Estimation from a Human Mandible Density Profile

15:21 
Yashwanth Sooriyakanthan 
Towards the design of an insillico computational tool for the simulation of floorborne vibrations on magnetic resonance imaging scanners

15:22 
Petr Svacek 
On numerical simulation of FSI and FSAI models of human phonation by FEM

15:23 
Julia Ullrich 
Numerical Modelling of Temperaturebased Time of Death Estimation

15:27 
Coffee Break and Poster Discussions 

Optimal Control (Room 3) Chair: Mariano Mateos 
Singularities (Room 4) Chair: Volker John 
SpaceTime (Room 8) Chair: Markus Bause 
16:10 
Boris Vexler 
Numerical Analysis of optimal control problem governed by transient Stokes equations with state constraints pointwise in time

Jens Markus Melenk 
Local convergence of the FEM for the integral fractional Laplacian

Christian Wieners 
Spacetime discontinuous Galerkin methods for weak solutions of hyperbolic linear symmetric Friedrichs systems

16:35 
Michael Hinze 
PDE constrained shape optimization in the Lipschitz topology

Markus Faustmann 
Weighted analytic regularity and hpFEM for the integral fractional Laplacian

Max von Danwitz 
SpaceTime Finite Elements and Model Order Reduction

17:00 
Roland Herzog 
Efficient Solution of A Nonlocal Optimal Control Problem

Mohadese Ramezani 
A local discontinuous Galerkin method for the subdiffusion inverse source problem with a weakly singular solution

Martyna Soszynska 
Multirate Adaptive Timestepping Schemes for Coupled Systems of PDEs

17:25 
Christof Haubner 
Optimal control and regularization of a simplified Signorini problem

Tanvi Wadhawan 
Adaptive quadratic finite element method for unilateral contact problem.



17:50 
Anass Ouannasser 
Existence and Uniqueness for some NonResonant Quasilinear Elliptic Systems with Variable Exponents





18:15 
Dinner 
20:00 
Meeting Scientific Committee 
Friday, September 16, 2022 

Machine Learning (Room 3) Chair: Thomas Apel 
08:30 
Gitta Kutyniok 
The Impact of Artificial Intelligence on Partial Differential Equations: From Successes to Limitations

09:20 
Room Change Break 

Machine Learning (Room 3) Chair: Thomas Richter 
FEMBEM (Room 4) Chair: Michael Jung 
SpaceTime (Room 8) Chair: Gunar Matthies 
09:25 
Nils Margenberg 
The neural network multigrid solver for the NavierStokes equations and its application to 3D simulation

Alexander Rieder 
Mortar coupling of hpdiscontinuous Galerkin and boundary element methods for the Helmholtz equation

Sebastian Franz 
Numerical simulations of first order systems

09:50 
Piotr Minakowski 
A priori and a posteriori error estimates for the Deep Ritz method applied to the Laplace and Stokes problem

Reza Mokhtari 
A highorder FEM for distributedorder subdiffusion equations

Sumit Mahajan 
Finite Element Method for the Generalized BurgersHuxley Equation with Memory

10:15 
Coffee Break 

Machine Learning (Room 3) Chair: Matthias Mayr 
Novel Discretizations (Room 4) Chair: Roland Herzog 
Optimal Control (Room 8) Chair: Michael Hinze 
10:40 
Evelyn Herberg 
An Optimal Time Variable Learning Framework for Deep Neural Networks

Volker John 
Finite element methods respecting the discrete maximum principle for convectiondiffusion equations I

Helmut Harbrecht 
On shape optimization with parabolic state equation

11:05 
Roland Maier 
Operator compression with deep neural networks

Petr Knobloch 
Finite element methods respecting the discrete maximum principle for convectiondiffusion equations II

Thomas Flaig 
Implicit RungeKutta schemes for optimal control problems with evolution equations

11:30 
Thomas Richter 
Fluidrigid body interactions with large motion and contact

Stephen Moore 
Discontinuous Galerkin Isogeometric Analysis for some elliptic problems with Singularities

Divay Garg 
Mixed Finite Element Method for 2nd Order Dirichlet Boundary Control Problem

11:55 
Farinaz Mostajeran 
On a deep neural network algorithm for solving backward heat conduction problems

Elena Bachini 
An intrinsic finite element method for PDEs on surfaces



12:20 
Lunch Break 
13:30 
Group Photo 
13:40 
Networking and Sightseeing Event (until 17:45) 
14:00 
Meeting GAMMFA Optimale Steuerung (for members) 
18:00 
Conference Dinner 
Saturday, September 17, 2022 

Computational Mechanics (Room 3) Chair: Helmut Harbrecht 
08:30 
Joachim Schöberl 
Matrixvalued Finite Elements with Applications in Mechanics and Curvature Computation

09:20 
Room Change Break 

Computational Mechanics (Room 3) Chair: Helmut Harbrecht 
Optimal Control (Room 4) Chair: Johannes Pfefferer 
09:25 
Stefan Sauter 
High order CrouzeixRaviart elements in two and higher dimension.

Olaf Steinbach 
Regularization and finite element error estimates for distributed control problems with energy regularization

09:50 


Richard Löscher 
Adaptive FEM for distributed optimal control problems subject to the wave equation with variable energy regularization

10:15 
Coffee Break 

Computational Mechanics (Room 3) Chair: Joachim Schöberl 
Adaptivity (Room 4) Chair: Sven Beuchler 
10:40 
James Elgy 
The Magnetic Polarizability Tensor for the Classification and Characterisation of Different Metallic Objects

Alex Bespalov 
Multilevel adaptivity for stochastic collocation finite element methods

11:05 
Lisa Julia Nebel 
Formation of wrinkles in bilayer systems

Merlin Andreia 
An Adaptive Time Stepping Scheme for RateIndependent Systems with NonConvex Energy

11:30 
Volker Kempf 
Anisotropic and pressurerobust discretization of incompressible flows

JeanBaptiste Clément 
pAdaptive discontinuous Galerkin method for Richards' equation solution

11:55 
Closing (Room 3) 
12:10 
Lunch 