Vexler, Boris;Wagner, Jakob
Error estimates for finite element discretizations of the instationary Navier-Stokes equations
ESAIM: Mathematical Modelling and Numerical Analysis
2024

Christof, Constantin;Kowalczyk, Julia
On the identification and optimization of nonsmooth superposition operators in semilinear elliptic PDEs
ESAIM: Control, Optimisation and Calculus of Variations
2024
30
16

Pfefferer, Johannes;Vexler, Boris
Numerical Analysis for Dirichlet Optimal Control Problems on Convex Polyhedral Domains
2024

Leykekhman, Dmitriy;Vexler, Boris
\(L^2(I;H^1(\Omega )^d)\) and \(L^2(I;L^2(\Omega )^d)\) best approximation type error estimates for Galerkin solutions of transient Stokes problems
Calcolo
2023
61
1

Leykekhman, Dmitriy;Vexler, Boris;Wagner, Jakob
Fully discrete pointwise smoothing error estimates for measure valued initial data
ESAIM: Mathematical Modelling and Numerical Analysis
2023
57
5
3091-3111

Christof, Constantin;Wachsmuth, Gerd
Energy Space Newton Differentiability for Solution Maps of Unilateral and Bilateral Obstacle Problems
2023

Brokate, Martin;Christof, Constantin
Strong Stationarity Conditions for Optimal Control Problems Governed by a Rate-Independent Evolution Variational Inequality
SIAM Journal on Control and Optimization
2023
61
4
2222-2250

Christof, Constantin;Kowalczyk, Julia
On the Omnipresence of Spurious Local Minima in Certain Neural Network Training Problems
Constructive Approximation
2023

Christof, Constantin;Wachsmuth, Gerd
Semismoothness for Solution Operators of Obstacle-Type Variational Inequalities with Applications in Optimal Control
SIAM Journal on Control and Optimization
2023
61
3
1162-1186

Behringer, Niklas;Vexler, Boris;Leykekhman, Dmitriy
Fully discrete best-approximation-type estimates in \(L^\infty(I;L^2(\Omega)^d)\) for finite element discretizations of the transient Stokes equations
IMA Journal of Numerical Analysis
2022
43
2
852-880