Constantin Christof

19 papers Journal 18Unranked 1
YearRankTypeTitle / Venue / Authors
2026 J jnl
A globalized inexact semismooth Newton method for nonsmooth fixed-point equations involving variational inequalities.
Comput. Optim. Appl.
Amal Alphonse, Constantin Christof, Michael Hintermüller, Ioannis P. A. Papadopoulos
2025 J jnl
Energy Space Newton Differentiability for Solution Maps of Unilateral and Bilateral Obstacle Problems.
SIAM J. Control. Optim.
Constantin Christof, Gerd Wachsmuth
2024 J jnl
A Globalized Inexact Semismooth Newton Method for Nonsmooth Fixed-point Equations involving Variational Inequalities.
CoRR
Amal Alphonse, Constantin Christof, Michael Hintermüller, Ioannis P. A. Papadopoulos
2024 — conf
Gas Source Localization Using Physics-Guided Neural Networks.
ISOEN
Victor Scott Prieto Ruiz, Patrick Hinsen, Thomas Wiedemann, Dmitriy Shutin, Constantin Christof
2024 J jnl
Gas Source Localization Using physics Guided Neural Networks.
CoRR
Victor Scott Prieto Ruiz, Patrick Hinsen, Thomas Wiedemann, Constantin Christof, Dmitriy Shutin
2023 J jnl
On the Identification and Optimization of Nonsmooth Superposition Operators in Semilinear Elliptic PDEs.
CoRR
Constantin Christof, Julia Kowalczyk
2023 J jnl
Semismoothness for Solution Operators of Obstacle-Type Variational Inequalities with Applications in Optimal Control.
SIAM J. Control. Optim.
Constantin Christof, Gerd Wachsmuth
2023 J jnl
Strong Stationarity Conditions for Optimal Control Problems Governed by a Rate-Independent Evolution Variational Inequality.
SIAM J. Control. Optim.
Martin Brokate, Constantin Christof
2022 J jnl
Lipschitz Stability and Hadamard Directional Differentiability for Elliptic and Parabolic Obstacle-Type Quasi-variational Inequalities.
SIAM J. Control. Optim.
Constantin Christof, Gerd Wachsmuth
2022 J jnl
On the Omnipresence of Spurious Local Minima in Certain Neural Network Training Problems.
CoRR
Constantin Christof, Julia Kowalczyk
2021 J jnl
Correction to: Finite element error estimates in non-energy norms for the two-dimensional scalar Signorini problem.
Numerische Mathematik
Constantin Christof, Christof Haubner
2021 J jnl
On the Stability Properties and the Optimization Landscape of Training Problems with Squared Loss for Neural Networks and General Nonlinear Conic Approximation Schemes.
J. Mach. Learn. Res.
Constantin Christof
2020 J jnl
A Nonsmooth Trust-Region Method for Locally Lipschitz Functions with Application to Optimization Problems Constrained by Variational Inequalities.
SIAM J. Optim.
Constantin Christof, Juan Carlos de los Reyes, Christian Meyer
2020 J jnl
Finite element error estimates in non-energy norms for the two-dimensional scalar Signorini problem.
Numerische Mathematik
Constantin Christof, Christof Haubner
2020 J jnl
Gradient-Based Solution Algorithms for a Class of Bilevel Optimization and Optimal Control Problems with a Nonsmooth Lower Level.
SIAM J. Optim.
Constantin Christof
2020 J jnl
On the Stability Properties and the Optimization Landscape of Training Problems with Squared Loss for Neural Networks and General Nonlinear Conic Approximation Schemes.
CoRR
Constantin Christof
2019 J jnl
Sensitivity Analysis and Optimal Control of Obstacle-Type Evolution Variational Inequalities.
SIAM J. Control. Optim.
Constantin Christof
2018 J jnl
A note on a priori \(\mathbf {L^p}\) -error estimates for the obstacle problem.
Numerische Mathematik
Constantin Christof, Christian Meyer
2018 J jnl
No-Gap Second-Order Conditions via a Directional Curvature Functional.
SIAM J. Optim.
Constantin Christof, Gerd Wachsmuth