Vorträge auf Konferenzen |
• | Finite element error estimates for PDEs with irregular Dirichlet boundary data using boundary concentrated meshes. Chemnitz Finite Element Symposium 2022, Herrsching, 09/2022. |
• | Optimal control problems in non-convex domains with regularity constraints. International Congress on Industrial and and Applied Mathematics (ICIAM), Valencia, 07/2019. |
• | Finite element error estimates in L 2 for regularized discrete approximations to the obstacle problem. Conference on the Mathematics of Finite Elements and Applications (MAFELAP), Brunel, 06/2019. |
• | Optimal control problems in non-convex domains with regularity constraints. 11. Chemnitzer Seminar zur Optimalsteuerung 2019, Haus, 02/2019. |
• | Optimal control problems in non-convex domains with regularity constraints. Oberwolfach Mini-Workshop: Numerical Analysis for Non-Smooth PDE-Constrained Optimal Control Problems (1851a), Oberwolfach, 12/2018. |
• | Optimal control problems in non-convex domains with regularity constraints. 5th European Conference on Computational Optimization (EUCCO), Trier, 09/2018. |
• | Optimal control problems in non-convex domains with regularity constraints. 28th IFIP TC7 Conference on System Modelling and Optimization, Essen, 07/2018. |
• | Discretization error estimates for normal derivatives on boundary concentrated meshes. 28th IFIP TC7 Conference on System Modelling and Optimization, Essen, 07/2018. |
• | Error estimates for normal derivatives on boundary concentrated meshes. 89th Annual Meeting of the International Association of Applied Mathematics and Mechanics (GAMM), München, 03/2018. |
• | hp-finite elements for fractional diffusion. 30th Chemnitz FEM Symposium 2017, Strobl, 09/2017. |
• | Weighted finite element error estimates and its application to Dirichlet boundary control problems. IFIP WG 7.2 Workshop on Optimal Control of Partial Differential Equations, Castro Urdiales, 09/2017. |
• | Different numerical aspects for Dirichlet boundary control problems. SIAM Conference on Control and Its Applications (SICON), Pittsburgh, 07/2017. |
• | Numerical aspects and error estimates for Dirichlet boundary control problems. SIAM Conference on Optimization (SIOPT), Vancouver, 05/2017. |
• | Adapted numerical methods for the Poisson equation with L^2 boundary data in non-convex domains. Conference on Computational Methods in Applied Mathematics (CMAM-7), Jyväskylä, 07/2016. |
• | Adapted numerical methods for the Poisson equation with L^2 boundary data in non-convex domains. Conference on the Mathematics of Finite Elements and Applications (MAFELAP), Brunel, 06/2016. |
• | Discretization error estimates for Dirichlet control problems in polygonal domains. Workshop on Numerical Methods for Optimal Control and Inverse Problems (OCIP), Garching, 03/2016. |
• | Finite element error estimates for Dirichlet boundary control problems in polygonal domains. 27th IFIP TC7 Conference on System Modelling and Optimization, Sophia Antipolis, 06/2015. |
• | Finite element error estimates for Dirichlet boundary control problems on polygonal domains. 86th Annual Meeting of the International Association of Applied Mathematics and Mechanics (GAMM), Lecce, 3/2015. |
• | Finite element error estimates for Dirichlet control problems in convex and non-convex domains. 6th International Conference on High Performance Scientific Computing, Hanoi, 03/2015. |
• | Finite element error estimates on the boundary for elliptic boundary value problems with Neumann boundary data. 5th European Conference on Computational Mechanics, Barcelona, 07/2014. |
• | Numerical analysis for semilinear elliptic optimal control problems with pointwise state constraints. Chemnitzer Seminar zur Optimalsteuerung, Haus, 02/2014. |
• | On properties of discretized optimal control problems with semilinear elliptic equations and pointwise state constraints. European Numerical Mathematics and Advanced Applications, Lausanne, 08/2013. |
• | Superconvergence properties of finite element discretized Neumann boundary control problems governed by semilinear elliptic equations. European Conference on Computational Optimization, Chemnitz, 07/2013. |
• | Finite element error estimates for Neumann boundary control problems governed by semilinear elliptic equations. 84th Annual Meeting of the International Association of Applied Mathematics and Mechanics (GAMM), Novi Sad, 03/2013. |
• | Elliptic Neumann boundary control problems: FE error estimates for quasi-uniform and graded meshes. 5th International Conference on High Performance Scientific Computing, Hanoi, 03/2012. |
• | Neumann boundary control of semilinear elliptic equations: finite element discretization and error estimates. 24th Chemnitz FEM Symposium 2011, Holzhau, 09/2011. |
• | A finite element error estimate on the boundary and its application to Neumann boundary control problems. Workshop on Numerical Methods for Optimal Control and Inverse Problems (OCIP), Garching, 03/2011. |
• | Finite element error estimates on the boundary and its application to optimal control. 23rd Chemnitz FEM Symposium 2010, Lichtenwalde, 09/2010. |
• | Finite element error estimates for Neumann boundary control problems on graded meshes. 81st Annual Meeting of the International Association of Applied Mathematics and Mechanics (GAMM), Karlsruhe, 03/2010. |
• | Finite element error estimates for Neumann boundary control problems on graded meshes. 24th IFIP TC7 Conference on System Modelling and Optimization, Buenos Aires, 07/2009. |
• | L^2-error estimates on the boundary for the Neumann problem in 2D. Chemnitzer Seminar zur Optimalsteuerung, Gerlosberg, 03/2009. |