Dr. Ira Neitzel

Konferenzvorträge und Präsentationen

2015
„On an optimal control problem governed by a regularized phase field fracture propagation model“
Minisymposium "Optimal Control of Nonlinear PDEs", DMV, Hamburg, Deutschland, 23. September 2015
„Finite element error estimates for Dirichlet boundary control problems with pointwise state constraints“
Minisymposium "Numerical Analysis for PDE-Constrained Optimal Control Problems", IFIP, Sophia Antipolis, Frankreich, 30. Juni 2015
„Finite element error estimates for nonconvex parabolic control problems with pointwise in time state constraints“
Session "Optimal Control of Partial Differential Equations", Congress of the Spanish Society of Applied Mathematics, Cadiz, Spanien, Juni 2015
„Dirichlet control of state-constrained problems“
Session "PDE-constrained optimization", 13th Viennese Workshop on Optimal Control, Dynamic Games and Nonlinear Dynamics, Wien, Österreich, Mai 2015
„A priori finite element discretization error estimates for Dirichlet optimal control problems with control and state constraints“
Minisymposium "Numerical Methods and Analysis for the Control of Nonlinear PDEs", 6th International Conference on High Performance Scientific Computing , Hanoi, Vietnam, März 2015
„Dirichlet Optimal Control Problems with Control and State Constraints“
Workshop "Recent trends in the optimal control of PDEs", Berlin, Deutschland, März 2015

2014
„Finite element error estimates for elliptic optimal control problems with varying number of finitely many inequality constraints“
Minisymposium "Nonsmooth PDE-constrained Optimization", SIAM Conference on Optimization, San Diego, USA, Mai 2014
„Finite element error estimates for Dirichlet boundary control problems with pointwise state constraints“
Sektion "Optimization of Differential Equations", Jahrestagung der GAMM, Erlangen, Deutschland, März 2014
„On the finite element discretization of Dirichlet boundary control problems with pointwise state constraints“
Chemnitzer Seminar zur optimalen Steuerung, Haus im Ennstal, Österreich, 11. Februar 2014

2013
„On the stability of second order sufficient optimality conditions for state constrained elliptic control problems with respect to discretization“
Minisymposium "Stability, sensitivity, and error analysis for optimal control problems" IFIP, Klagenfurt, Österreich, September 2013
„Numerical analysis of nonconvex elliptic optimal control problems with state constraints“
Minisymposium "Error estimates for optimal control" ICCOPT, Lissabon, Portugal, Juli/August 2013
„On a class of semi-infinite optimization problems arising in PDE-constrained optimal control“
Minisymposium "Numerical Analysis for Optimal Control of Parabolic PDEs" SIAM Conference on Control and Optimization, San Diego, USA, 10. Juli 2013
„On discretized nonconvex elliptic optimal control problems with pointwise state constraints“
Session "A priori finite element error estimates in optimal control" MAFELAP, Uxbridge, England, 13. Juni 2013
„On properties of discretized nonconvex optimal control problems with elliptic PDE“
Sektion "Optimization of Differential Equations", Jahrestagung der GAMM, Novi Sad, Serbien, 21. März 2013
„Numerical analysis and discretization strategies for optimal control problems with singularities“
SPP 1253 final meeting, Kloster Banz, Deutschland, 25. Februar 2013

2012
„Error estimates for the finite element approximation for nonconvex semi-infinite optimal control problems“
Minisymposium "Optimal control of PDEs with pointwise state constraints", Jahrestagung der DMV, Saarbrücken, Deutschland, 17. September 2012
„Finite element error estimates for semi-infinite optimization problems with control acting on the boundary“
Session "Optimal Control of Partial Differential Equations", 12th Viennese Workshop on Optimal Control, Dynamic Games and Nonlinear Dynamics, Wien, Österreich Mai/Juni 2012
„Finite element error estimates for parabolic optimal control problems with semilinear state equation“
Sektion "Optimization of Differential Equations", Jahrestagung der GAMM, Darmstadt, Deutschland 28. März 2012

2011
„Finite element error estimates for nonconvex semi-infinite optimization problems with elliptic PDE“
Workshop on Optimal Control of Partial Differential Equations, Klaffenbach, Deutschland, 30. November 2011
„On a priori discretization error estimates for some nonconvex parabolic optimal control problems with control constraints“
Minisymposium "Optimal Control of Nonlinear PDEs and Variational Inequalities", IFIP TC 7, Berlin, Deutschland, 15. September 2011
„Finite element error estimates for PDE constrained optimal control problems subject to inequality constraints“
Minisymposium "Practical Applications of Optimization with PDE Constraints", ICIAM, Vancouver, Kanada, 19. Juli 2011
„A priori error estimates for the FE discretization of some nonconvex semi-infinite optimal control problems“
OCIP, München, Deutschland, 15. März 2011

2010
„On a priori error estimates for the FE-discretization of elliptic optimal control problems of semi-infinite type“
5th Scientific Computing Seminar, Kiel, Deutschland, 28. Juni 2010
„On convergence results for the virtual control concept applied to semilinear elliptic optimal control problems with pointwise state constraints“
Sektion "Optimization of Differential Equations", Jahrestagung der GAMM, Karlsruhe, Deutschland 25. März 2010
„On convergence results for the virtual control concept applied to optimal control problems governed by semi-linear elliptic PDEs and pointwise state constraints“
Minisymposium "Optimization with PDEs", Gemeinsame Jahrestagung der DMV und GDM, München, Deutschland, 10. März 2010

2009
„On a priori error estimates for the space-time FE-discretization of a class of semilinear parabolic optimal control problems“
Minisymposium "PDE-constrained optimization involving Maxwell equations, Navier-Stokes equations and heat equations", Belgian French German Conference on Optimization, Leuven, Belgien, 15. September 2009
„On a strategy of solving parabolic optimal control problems“
Special Session "Stability, Sensitivity and Error Analysis for Optimal Control Problems", IFIP TC 7, Buenos Aires, Argentinien, 29. Juli 2009
„On error estimates for the finite element discretization of elliptic semiinfinite optimization problems“
Session "Finite Element Approximations in Optimal Control", MAFELAP, Uxbridge, England, 10. Juni 2009
„A priori error estimates for FE-discretization of optimal control problems governed by semilinear parabolic equations“
Sektion "Optimization of Differential Equations", Jahrestagung der GAMM, Gdansk, Polen, 10. Februar 2009

2008
„Numerical analysis of state-constrained optimal control problems for PDEs“
SPP 1253 annual meeting, Kloster Banz, Deutschland, 22. September 2008
„On aspects of regularization for parabolic optimal control problems with pointwise state constraints“
Minisymposium "Optimal control of PDEs with pointwise state constraints", Jahrestagung der DMV, Erlangen, Deutschland, 18. September 2008
„On a local uniqueness result for Lavrentiev regularized parabolic optimal control problems“
SPP 1253 Symposium "Applied Mathematics in Industry and Science", Erlangen, Deutschland, 29. Juli 2008
„On convergence of regularization methods for parabolic optimal control problems with pointwise control and state constraints“
Sektion "Optimal Control", SIAM Conference on Optimization, Boston, USA, 10. Mai 2008
„On regularization methods for semilinear parabolic optimal control problems with pointwise control and state constraints“
Sektion "Optimization with Differential Equations", Jahrestagung der GAMM, Bremen, Deutschland, 2. April 2008

2007
„Numerical analysis of state-constrained optimal control problems for PDEs“
SPP 1253 annual meeting 2007, Bad Honnef, Deutschland, 4. Oktober 2007
„On regularization concepts for parabolic boundary control problems with pointwise state constraints“
Minisymposium "Numerical Methods for Optimization with PDE Constraints", SIAM Conference on Control and Optimization, San Francisco, USA, 29. Juni 2007
„On a Lavrentiev-type regularization method for parabolic boundary control problems with pointwise state constraints“
Minisymposium "Numerical Methods in PDE-constrained optimization problems", Jahrestagung der DMV, Berlin, Deutschland, 29. März 2007

2006
„Über Regularisierungsstrategien für Randsteuerungsprobleme mit Zustandsbeschränkungen“, (mit Fredi Tröltzsch)
SPP 1253 Kickoff meeting, Thurnau, Deutschland, 20. November 2006
 
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