Dr. Ira Neitzel

Conference Talks and Presentations

2015
„On an optimal control problem governed by a regularized phase field fracture propagation model“
Minisymposium "Optimal Control of Nonlinear PDEs", DMV, Hamburg, Germany, September 23, 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, France, June 30, 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, Spain, June 2015
„Dirichlet control of state-constrained problems“
Session "PDE-constrained optimization", 13th Viennese Workshop on Optimal Control, Dynamic Games and Nonlinear Dynamics, Vienna, Austria, May 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, March 2015
„Dirichlet Optimal Control Problems with Control and State Constraints“
Workshop "Recent trends in the optimal control of PDEs", Berlin, Germany, March 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, May 2014
„Finite Element Error Estimates for Dirichlet Boundary Control Problems with Pointwise State Constraints“
Session "Optimization of Differential Equations", GAMM Annual Meeting, Erlangen, Germany, March 2014
„On the Finite Element Discretization of Dirichlet Boundary Control Problems with Pointwise State Constraints“
Chemnitz Seminary on Optimal Control, Haus im Ennstal, Austria, February 11, 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, Austria, September 2013
„Numerical Analysis of Nonconvex Elliptic Optimal Control Problems with State Constraints“
Minisymposium "Error Estimates for Optimal Control" ICCOPT, Lisboa, Portugal, July/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, July 10, 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, June 13, 2013
„On Properties of Discretized Nonconvex Optimal Control Problems with Elliptic PDE“
Section "Optimization of Differential Equations", GAMM Annual Meeting, Novi Sad, Serbia, March 21, 2013
„Numerical Analysis and Discretization Strategies for Optimal Control Problems with Singularities“
SPP 1253 Final Meeting, Kloster Banz, Germany, February 25, 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", DMV Annual Meeting, Saarbrücken, Germany, September 17, 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, Vienna, Austria May/June 2012
„Finite Element Error Estimates for Parabolic Optimal Control Problems with Semilinear State Equation“
Section "Optimization of Differential Equations", GAMM Annual Meeting, Darmstadt, Germany, March 28, 2012

2011
„Finite Element Error Estimates for Nonconvex Semi-Infinite Optimization Problems with Elliptic PDE“
Workshop on Optimal Control of Partial Differential Equations, Klaffenbach, Germany, November 30, 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, Germany, September 15, 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, Canada, July 19, 2011
„A Priori Error Estimates for the FE Discretization of Some Nonconvex Semi-Infinite Optimal Control Problems“
OCIP, München, Germany, March 15, 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, Germany, June 28, 2010
„On Convergence Results for the Virtual Control Concept Applied to Semilinear Elliptic Optimal Control Problems with Pointwise State Constraints“
Section "Optimization of Differential Equations", GAMM Annual Meeting, Karlsruhe, Germany, March 25, 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", Joint Annual Meeting of DMV and GDM, München, Germany, March 10, 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, Belgium, September 15, 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, Argentina, Juli 29, 2009
„On Error Estimates for the Finite Element Discretization of Elliptic Semiinfinite Optimization Problems“
Session "Finite Element Approximations in Optimal Control", MAFELAP, Uxbridge, England, June 10, 2009
„A Priori Error Estimates for FE-Discretization of Optimal Control Problems Governed by Semilinear Parabolic Equations“
Section "Optimization of Differential Equations", GAMM Annual Meeting, Gdansk, Poland, February 10, 2009

2008
„Numerical Analysis of State-Constrained Optimal Control Problems for PDEs“
SPP 1253 Annual Meeting, Kloster Banz, Germany, September 22, 2008
„On Aspects of Regularization for Parabolic Optimal Control Problems with Pointwise State Constraints“
Minisymposium "Optimal Control of PDEs with Pointwise State constraints", DMV Annual Meeting, Erlangen, Germany, September 18, 2008
„On a Local Uniqueness Result for Lavrentiev Regularized Parabolic Optimal Control Problems“
SPP 1253 Symposium "Applied Mathematics in Industry and Science", Erlangen, Germany, July 29, 2008
„On Convergence of Regularization Methods for Parabolic Optimal Control Problems with Pointwise Control and State Constraints“
Section "Optimal Control", SIAM Conference on Optimization, Boston, USA, May 10, 2008
„On Regularization Methods for Semilinear Parabolic Optimal Control Problems with Pointwise Control and State Constraints“
Section "Optimization with Differential Equations", GAMM Annual Meeting, Bremen, Germany, April 2, 2008

2007
„Numerical Analysis of State-Constrained Optimal Control Problems for PDEs“
SPP 1253 Annual Meeting 2007, Bad Honnef, Germany, October 4, 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, Juni 29, 2007
„On a Lavrentiev-Type Regularization Method for Parabolic Boundary Control Problems with Pointwise State Constraints“
Minisymposium "Numerical Methods in PDE-constrained Optimization Problems", DMV Annual Meeting, Berlin, Germany, March 29, 2007

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