Vorträge

2019

• Numerical Methods for H_∞-Control, 13. Elgersburg Workshop, Elgersburg, 26.02.2019 (eingeladener Hauptvortrag).
• A Subspace Framework for H_∞-Norm Minimization, 90. GAMM-Jahrestagung, Sektion „Applied and Numerical Linear Algebra”, Wien, Österreich, 22.02.2019.

2018

• Interpolatory Methods for Robust Control of Dynamical Systems, Numerical Analysis and Scientific Computing Seminar, Courant Institute of Mathematical Sciences, New York University, New York City, New York, USA, 21.09.2018 (eingeladener Seminarvortrag).
• Classical Results and Recent Advances in H_∞-Control, Applied Numerical Analysis Seminar, Virginia Polytechnic Institute and State University, Blacksburg, Virginia, USA, 17.09.2018 (eingeladener Seminarvortrag).
• Computation of the L_∞-Norm Using Rational Interpolation, Joint 9th IFAC Symposium on Robust Control Design and 2nd IFAC Workshop on Linear Parameter Varying Systems, Sektion „H₂ and H_∞ Control”, Florianópolis, Brasilien, 03.09.2018.
• Balanced Truncation Model Reduction for Systems with Nonzero Initial Condition, International Workshop on Optimal Control of Dynamical Systems and Applications, Osijek, Kroatien, 21.06.2018.
• Balanced Truncation Model Reduction for Systems with Nonzero Initial Condition, Workshop des GAMM-Fachausschusses „Dynamik und Regelungstheorie”, Berlin, 20.04.2018.
• H_∞-Control: Classical Results and Recent Advances, Mathematisches Kolloquium Osijek, Josip-Juraj-Strossmayer-Universität Osijek, Osijek, Kroatien, 15.03.2018 (eingeladener Kolloquiumsvortrag).

2017

• Linear-Quadratic Optimal Control, Lur'e Equations, and Structured Matrix Pencils, International Conference on Scientific Computation and Differential Equations 2017, Minisymposium „Matrix Equations: Theory, Numerics and Applications”, Bath, Vereinigtes Königreich, 14.09.2017 (eingeladener Minisymposiumsvortrag).
• Linear-Quadratic Optimal Control of Differential-Algebraic Equations, Householder Symposium XX on Numerical Linear Algebra, Sektion „Optimization”, Blacksburg, Virginia, USA, 22.06.2017 (eingeladener Vortrag).
• A Greedy Subspace Method for Computing the H_∞-Norm, Seminar zu Optimierung und Anwendungen, Josip-Juraj-Strossmayer-Universität Osijek, Osijek, Kroatien, 15.03.2017 (eingeladener Seminarvortrag).
• A Greedy Subspace Method for Computing the H_∞-Norm, 88. GAMM-Jahrestagung, Sektion „Applied and Numerical Linear Algebra”, Weimar, 09.03.2017.

2016

• Linear-Quadratic Control of DAEs with an Application to Flow Control Problems, Chinesisch-deutsches Symposium „Modellierung, Modellreduktion und Optimierung von Strömungen”, Shanghai, China, 29.09.2016 (eingeladener Vortrag).
• Inner-Outer Factorization for Differential-Algebraic Equations, 7. Europäischer Mathematikerkongress, Minisymposium „Analysis, Numerics, and Control of Differential-Algebraic Equations”, Berlin, 21.07.2016.
• Computation of Robustness Measures for Descriptor Systems, Symposium des SFB 910 „Computational Methods for Stability and Robust Stability of Dynamical Systems”, Berlin, 01.07.2016 (eingeladener Vortrag).
• Existence of Nonpositive Solutions for the Kalman-Yakubovich-Popov Inequality, Workshop „Computational Methods for High-Dimensional Problems”, Tegernsee, 03.05.2016 (eingeladener Vortrag).
• Inner-Outer Factorization for Differential-Algebraic Equations, Gemeinsame DMV- und GAMM-Jahrestagung, Sektion „Dynamics and Control”, Braunschweig, 09.03.2016.
• Inner-Outer Factorization for Differential-Algebraic Systems, Seminar zu Optimierung und Anwendungen, Josip-Juraj-Strossmayer-Universität Osijek, Osijek, Kroatien, 13.01.2016 (eingeladener Seminarvortrag).

2015

• Inner-Outer Factorization for Differential-Algebraic Systems, DAE Day Workshop HU/TU, Berlin, 01.12.2015.
• Existence of Nonpositive Solutions for the Kalman-Yakubovich-Popov Inequality, Workshop des GAMM-Fachausschusses „Dynamik und Regelungstheorie”, Duisburg, 01.10.2015.
• The Kalman-Yakubovich-Popov Lemma for Differential-Algebraic Equations, 8th International Congress on Industrial and Applied Mathematics, Sektion „Control and Systems Theory”, Peking, China, 11.08.2015.
• The Kalman-Yakubovich-Popov Inequality for Differential-Algebraic Equations, 86. GAMM-Jahrestagung, Sektion „Dynamics and Control”, Lecce, Italien, 26.03.2015.

2014

• Linear-Quadratic Optimal Control of Differential-Algebraic Equations, Workshop des DAAD-Projekts „Optimale Dämpfung vibrierender Systeme”, Osijek, Kroatien, 07.10.2014.
• Singular Linear-Quadratic Optimal Control of DAEs and Descriptor Lur’e Equations, Tegernsee Workshop, Tegernsee, 26.06.2014.
• Singular Linear-Quadratic Optimal Control of Differential-Algebraic Equations, 85. GAMM-Jahrestagung, Sektion „Dynamics and Control”, Erlangen, 13.03.2014.
• Berechnung des komplexen Dissipativitätsradius, 9. Elgersburg Workshop, Elgersburg, 03.03.2014.

2013

• Computation of the H_∞-Norm for Large-Scale Systems, Oberwolfach Workshop: Numerical Solution of PDE Eigenvalue Problems, Oberwolfach, 21.11.2013 (eingeladener Vortrag).
• New Approaches to Compute the H_∞-Norm of Large-Scale Systems, Absolventenseminar „Numerische Mathematik”, Technische Universität Berlin, Berlin, 31.10.2013 (eingeladener Seminarvortrag).
• Computation of the Complex Dissipativity Radius, Workshop des GMA-Fachausschusses 1.30 „Modellerierung, Identifikation und Simulation in der Automatisierungstechnik”, Anif/Salzburg, Österreich, 18.09.2013.
• Computation of the Complex Dissipativity Radius, GAMM-Workshop „Applied and Numerical Linear Algebra”, Wuppertal, 10.09.2013.
• The Singular Linear-Quadratic Optimal Control Problem for Differential-Algebraic Systems, 2. Symposium der deutschen SIAM Student Chapters, Heidelberg, 16.08.2013.
• The Kalman-Yakubovich-Popov Lemma for Differential-Algebraic Equations with Applications, 8. Elgersburg Workshop, Elgersburg, 13.02.2013.

2012

• Numerical Computation of Structured Complex Stability Radii of Large-Scale Matrices and Pencils, 51st IEEE Conference on Decision and Control, Sektion „Stability of Linear Systems”, Maui, Hawaii, USA, 13.12.2012.
• Computational Methods Based on Structured Pseudospectra, CIRM-Workshop „Structured Matrix Computations in Non-Euclidean Geometries: Algorithms and Applications”, Luminy/Marseille, Frankreich, 09.10.2012 (eingeladener Vortrag).
• H_∞-Norm Computation for Large-Scale Descriptor Systems, Workshop des GAMM-Fachauschusses „Dynamik und Regelungstheorie”, Anif/Salzburg, Österreich, 19.09.2012.
• H_∞-Norm Computation for Large-Scale Descriptor Systems, Seminar zu Optimierung und Anwendungen, Josip-Juraj-Strossmayer-Universität Osijek, Osijek, Kroatien, 12.09.2012 (eingeladener Seminarvortrag).
• H_∞-Norm Computation for Large-Scale Descriptor Systems via Optimization over Structured Pseudospectra, Kompaktkurs „Optimization with Differential Equations”, Magdeburg, 16.08.2012.
• Robust and Efficient Algorithms for L_∞-Norm Computation for Descriptor Systems, 7th IFAC Symposium on Robust Control Design, Sektion „Robustness Analysis”, Aalborg, Dänemark, 20.06.2012.
• H_∞-Norm Computation for Large Sparse Descriptor Systems, 83. GAMM-Jahrestagung, Young Researchers’ Minisymposium „Differential-Algebraic Equations: Theory, Numerics and Applications”, Darmstadt, 27.03.2012.
• Kalman-Yakubovich-Popov Lemma for Differential-Algebraic Equations, Workshop des GAMM-Fachausschusses „Dynamik und Regelungstheorie”, Stuttgart, 09.03.2012.

2011

• Solution of Computational Problems for Descriptor Systems, Sommerschule „Numerical Linear Algebra for Dynamical and High-Dimensional Problems”, Trogir, Kroatien, 13.10.2011.
• L_∞-Norm Computation for Discrete-Time Descriptor Systems, Workshop des GMA-Fachausschusses 1.30 „Modellierung, Identifikation und Simulation in der Automatisierungstechnik”, Anif/Salzburg, Österreich, 23.09.2011.
• SLICOT Software for Structured Matrix Pencils, Hauptversammlung von NICONET e. V., Berlin, 16.09.2011.
• On Negative Imaginary Descriptor Systems, 17. ILAS-Konferenz, Sektion „Control”, Braunschweig, 23.08.2011.
• On the Computation of Particular Eigenvectors of Hamiltonian Matrix Pencils for Passivity Enforcement of Descriptor Systems, 82. GAMM-Jahrestagung, Sektion „Applied and Numerical Linear Algebra”, Graz, Österreich, 19.04.2011.
• Passivity Enforcement of Descriptor Systems via Structured Perturbation of Hamiltonian Matrix Pencils, Workshop des GAMM-Fachausschusses „Dynamik und Regelungstheorie”, Linz, Österreich, 18.03.2011.

2010

• L_∞-Norm Computation for Descriptor Systems, Workshop des GAMM-Fachausschusses „Dynamik und Regelungstheorie”, Berlin, 16.04.2010.