Research Group Numerical Mathematics (Partial Differential Equations)






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Research Group Numerical Mathematics
(Partial Differential Equations)

News

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Event
Gene Golub Summer School 2014
The Gene Golub Summer School 2014 with the topic Simulation, Optimization, and Identification in Solid Mechanics will be held from August 03 through August 15, 2014 at the Johann Radon Institute for Computational and Applied Mathematics (RICAM) in Linz, Austria. Proposers and lectures comprise Winnifried Wollner, Esther Klann, Michael Stingl and Roland Herzog.
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Event
EUCCO 2013
From July 17 until October 19, 2013, Chemnitz University of Technology is hosting the 3rd European Conference on Computational Optimization. The aim of the conference is to bring together scientists from the fields optimization with PDEs, algorithms for large-scale optimization and related applications. The EUCCO 2013 is being supported by the European Science Foundation within the program Optimization with PDE Constraints.
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Thesis
Rolf Springer
Rolf Springer is defending his Diploma thesis on Friday, April 26, 2013 (at 09:15 in room 638, Reichenhainer Straße 41). The title of his thesis is Solution of Hamilton-Jacobi-Bellman Equations on Sparse Grids. Interested party are cordially invited.
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Work Group
New group member: Jan Blechschmidt
Dipl.-Math. eoc. Jan Blechschmidt started a position as scientific employee on April 01, 2013.
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Thesis
Jens Müller
Jens Müller is defending his Diploma thesis on Tuesday, March 26, 2013 (at 09:00 in room 2/B202, Reichenhainer Straße 70). The title of his thesis is Methods for Statistical Design of Experiments and Simulation with Applications in Engine Developments. Interested party are cordially invited.
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Thesis
Jan Blechschmidt
Jan Blechschmidt is defending his Diploma thesis on Monday, March 25, 2013 (at 10:00 in room 2/B202, Reichenhainer Straße 70). The title of his thesis is Adaptive Solution of Stochastic Control and Portfolio Optimization Problems. Interested party are cordially invited.
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Thesis
Anna Bauer
Anna Bauer is defending her Diploma thesis on Monday, March 25, 2013 (at 11:00 in room 2/B202, Reichenhainer Straße 70). The title of her thesis is Optimization Methods for the Resource Efficient Design of Assembly Lines. Interested party are cordially invited.
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Thesis
Johannes Obermeier
Johannes Obermeier is defending his Master thesis on Friday, March 22, 2013 (at 15:30 in room 638, Reichenhainer Straße 41). The title of his thesis is Optimal Control with Sparsity Structure in Polar Coordinates. Interested party are cordially invited.
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Guests
Prof. Dr. Ekkehard Sachs
From March 21 until March 2, 2013, Prof. Dr. Ekkehard Sachs from the University of Trier is visiting our group. His visit is supported by the Priority Program 1253.
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Offices
Roland Herzog
Roland Herzog was elected into the board of the Chemnitz group of the German Association of University Professors.
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Event
5th Chemnitz Seminar on Optimal Control
The 4rd Chemnitz Seminar on Optimal Control (Skiing Seminar) will take place from March 02 through March 09, 2013 in Haus im Ennstal, Austria. It is the goal of the seminar to allow the participants to discuss freely their current research interests related to optimal control and numerical mathematics. There will also be possibilities to go or to learn skiing, snowboarding, and cross country skiing.
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Thesis
Felix Ospald
Felix Ospald is defending his Diploma thesis on Thursday, February 28, 2013 (at 13:00 in room 638, Reichenhainer Straße 41). The title of his thesis is Implementation of a Geometric Multigrid Method for FEniCS and its Application. Interested party are cordially invited. The implementation termed FMG is available at Launchpad, while documentation is available here.
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Benchmark Collection
OPTPDE
The web site www.optpde.net hosting a collection of optimization problems with partial differential equations has gone online. This editorially managed directory will allow scientists to test their solution algorithms using a range of established problems covering various levels of difficulty. Candidates for inclusion in the collection can be manufactured problems with known solutions as well as application problems with complete specifications. Creators and editors of the OPTPDE collection are Roland Herzog (TU Chemnitz), Arnd Rösch (University of Duisburg-Essen), Stefan Ulbrich (TU Darmstadt) and Winnifried Wollner (University of Hamburg).
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Guests
Jun.-Prof. Michael Stingl
From February 11 until February 12, 2013, Jun.-Prof. Dr. Michael Stingl and Stefan Werner from the University of Erlangen-Nuremberg are visiting our group. Stefan Werner is giving a talk on Monday, February 12, 2013 (at 13:00 in room 638, Reichenhainer Straße 41), titled Towards optimal control of frictional contact problems involving large elasto-plastic deformations.
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Work Group
New group member: Felix Ospald
Dipl.-Ing. (FH) Felix Ospald started a position as scientific employee on February 01, 2013. He is working on the project Bivalent and Multi-Criteria Optimization of Coupled Simulations of Manufacturing and Loading of Hybrid Structures within the Cluster of Excellence Merge Technologies for Multifunctional Lightweight Structures (MERGE).
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Offices
Roland Herzog
Roland Herzog was re-elected as a member of the advisory committee of the Department of Mathematics. The term of office extends from April 01, 2013 until March 31, 2016.
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Offices
Roland Herzog
Roland Herzog was elected dean of studies of the of the Department of Mathematics. The term of office extends from April 01, 2013 until March 31, 2016.
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Thesis
Philipp Menzel
Philipp Menzel is defending his Diploma thesis on Tuesday, January 08, 2013 (at 13:45 in room 2/B202, Reichenhainer Straße 70). The title of his thesis is Geometric Methods for Hamiltonian Systems: Theory and Applications. Interested party are cordially invited.
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Guests
Prof. Dr. Matthias Gerdts
From December 03 until December 07, 2012, Prof. Dr. Matthias Gerdts from the University of the German Federal Armed Forces is visiting our group. He is giving a talk on Thursday, December 06 (at 16:00 in room 2/B202, Reichenhainer Straße 70) within the Chemnitzer Mathematisches Colloquium (CMC), titled Optimal Control: Discretization Methods and Applications in Driver Assistance Systems.
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Work Group
New group member: Tommy Etling
Dipl.-Math. techn. Tommy Etling started a position as scientific employee on October 15, 2012.
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Study
Topics for Programming Practicals
There are new topics available for the programming practical in our group in the fall semester 2012/13. A complete overview over all topics offered by our faculty can be found on Matthias Pester's web site.
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Thesis
Tommy Etling
Tommy Etling is defending his Diploma thesis on Friday, October 12, 2012 (at 16:30 in room 2/B202, Reichenhainer Straße 70). The title of his thesis is Optimal Experimental Design for the Identification of Parameters in Heat Transfer Experiments. Interested party are cordially invited.
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Guests
John Pearson
On October 12, 2012, John Pearson from the University of Oxford) is visiting our group. His talk Fast iterative solvers for optimal control problems continues the cooperation seminar Chemnitz-Magdeburg.
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Thesis
Tamara Giering
Tamara Giering is defending her Bachelor thesis on Friday, October 12, 2012 (at 15:30 in room 2/B202, Reichenhainer Straße 70). The title of her thesis is Recognition of Digits using Support Vector Machines. Interested party are cordially invited.
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Guests
Dr. Sven-Joachim Kimmerle
From September 27 until October 05, 2012, Dr. Sven-Joachim Kimmerle from the University of the German Federal Armed Forces is visiting our group.
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Event
FEniCS Course 2012
From September 27 until October 05, 2012, we are offering a short course with an Introduction to the finite element software FEniCS.
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Guests
Prof. Dr. Ekkehard Sachs
From September 03 until September 07, 2012, Prof. Dr. Ekkehard Sachs from the University of Trier is visiting our group. He is giving a talk on Thursday, September 06, 2012 (at 13:45 in room 603, Reichenhainer Straße 41), titled Reduced order models in preconditioning techniques.
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Event
Firmenlauf 2012
Our workgroup participated in the 7. Firmenlauf on September 5, 2012. We came in 19th place out of 205 mixed teams in a total time of 1:26:18. See also the documentation by the university press office.
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Guests
Prof. Dr. Christian Meyer
From August 27 until August 31, 2012, Prof. Dr. Christian Meyer from TU Dortmund is visiting our group. He is giving a talk on Thursday, August 30, 2012 (at 13:45 in room 603, Reichenhainer Straße 41), titled Second-Order Sufficient Optimality Conditions for Optimal Control of Static Plasticity.
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Award
Gerd Wachsmuth
Gerd Wachsmuth has been elected into the group of GAMM Juniors by the commission responsible. This group consists of Ph.D. students and young postdocs who have written an excellent Masters or Ph.D. thesis in Applied Mathematics or Mechanics.
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Event
Sessions at ISMP 2012
Roland Herzog is organizing two sessions on Preconditioning in PDE-Constrained Optimization und Nonsmooth Phenomena in Optimal Control at the International Symposium on Mathematical Programming, which takes place from August 19 until August 24, 2012, in Berlin.
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Guests
Stefan Takacs
From May 14 until August 14, 2012, Stefan Takacs from Johannes Kepler University Linz (Austria) is visiting our group. He is giving a talk on Tuesday, May 29, 2012 (at 13:45 in room 2/B202, Reichenhainer Straße 70) in the Numerics Research Seminar.
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Event
Plenary Presentation at SIAM/ALA 2012
Roland Herzog is giving an invited plenary talk at the SIAM Conference on Applied Linear Algebra. The conference takes place from June 18 until June 22, 2012, in Valencia.
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Offices
Roland Herzog
Roland Herzog has accepted the position of a member of the editorial board of the journal Optimization Methods and Software.
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Projects
Exzellence Initiative
The Chemnitz Cluster of Excellence Merge Technologies for Multifunctional Lightweight Structures (MERGE), led by Prof. Kroll, will be funded by the excellence initiaitve of the German federal and state governments, see also the documentation by the university press office. Our group participates in the project area Modelling, Integrative Simulation and Optimisation.
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Guests
Prof. Dr. Lars Grüne
On Thursday, May 31, 2012, Prof. Dr. Lars Grüne from the University of Bayreuth is visiting our group. He is giving a talk (at 16:00 in room 2/B202, Reichenhainer Straße 70) within the Chemnitzer Mathematisches Colloquium (CMC), titled Nonlinear Model Predictive Control without Terminal Constraints.
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Work Group
New group member: Ilka Riedel
Dipl.-Math. techn. Ilka Riedel started a position as scientific employee on May 21, 2012. She is working on the project Correction Algorithms and High Dimensional Characteristic Diagrams within the SFB/Transregio 96: Thermo-energetic design of machine tools.
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Thesis
Sarah Stoppe
Sarah Stoppe is defending her Diploma thesis on Tuesday, May 08, 2012 (at 13:45 in room 2/B202, Reichenhainer Straße 70). The title of her thesis is Simulation of Large Elastoplastic Deformations. Interested party are cordially invited.
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Guests
Prof. Dr. Eduardo Casas
From April 16 until April 19, 2012, Prof. Dr. Eduardo Casas from Universidad de Cantabria (Spain) is visiting our group.
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Thesis
Ilka Riedel
Ilka Riedel is defending her Diploma thesis on Monday, April 16, 2012 (at 9:00 in room 638). The title of her thesis is Optimal Open and Closed Loop Control of the Nonlinear Driven Pendulum. Interested party are cordially invited.
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Guests
Dr. Alexander Ehret
Dr. Alexander Ehret) is giving a talk on Friday, April 13, 2012 (at 11:30 in room 2/B202, Reichenhainer Straße 70) in the Scientific Computing Seminar titled On a continuum mechanical network model for microbial biofilms. Interested party are cordially invited.
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Event
Session at GAMM 2012
Roland Herzog and Barbara Kaltenbacher (Alpen-Adria University Klagenfurt) are organizing the session on Optimization of Differential Equations at the Annual Meeting of the Society of Applied Mathematics and Mechanics (GAMM), which takes place from March 26 until March 30, 2012, in Darmstadt.
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Guests
Dr. Jens Saak
On Wednesday, March 23, 2012, Dr. Jens Saak from Max-Planck-Institut für Dynamik komplexer technischer Systeme is visiting our group. He is giving a talk (at 10:00 in room 2/B202, Reichenhainer Straße 70), titled An Introduction to Balanced Trunction Model Order Reduction. Interested party are cordially invited.
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Guests
Thomas Betz
From February 20 until February 24, 2012, Thomas Betz from TU Dortmund is visiting our group.
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Event
4th Chemnitz Seminar on Optimal Control
The 4rd Chemnitz Seminar on Optimal Control (Skiing Seminar) will take place from February 11 through February 18, 2012 in Haus im Ennstal, Austria. It is the goal of the seminar to allow the participants to discuss freely their current research interests related to optimal control and numerical mathematics. There will also be possibilities to go or to learn skiing, snowboarding, and cross country skiing.
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Guests
Dr. Daniel Wachsmuth
From January 02 until January 04, 2012, Dr. Daniel Wachsmuth from Radon Institute for Computational and Applied Mathematics (RICAM, Linz) is visiting our group.
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Job Offer
SHK / WHK
Our work group is offering a position for a student assistant. The duties concern the further development of LEGO Mindstorms exhibits, which will be used for public relations work (open house day) and future lectures. It will be possible to deduce a modeling seminar problem or the topic for a graduation thesis from this work. Please contact Roland Herzog for further information.
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PhD Defense
Gerd Wachsmuth
On December 16, 2011, Gerd Wachsmuth will defend his dissertation titled Optimal Control of Quasistatic Plasticity - An MPCC in Function Space. The colloquium will take place at 13:30 in room 2/B202, Reichenhainer Straße 70. Interested party are cordially invited.
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Guests
Prof. Dr. Christian Meyer
On December 16, 2011, Prof. Dr. Christian Meyer from TU Dortmund is visiting our group.
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Event
Conference in Klaffenbach
Christian Meyer (TU Dortmund), Arnd Rösch (Universität Duisburg-Essen) and Roland Herzog are organizing an international conference on Optimal Control of Partial Differential Equations in Wasserschloss Klaffenbach. The conference will take place from November 28 until December 02, 2011.
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Guests
PD Dr. Rene Henrion
On Thursday, November 17, 2011, PD Dr. Rene Henrion from WIAS Berlin is visiting our group. He is giving a talk (at 16:00 in room 2/B202, Reichenhainer Straße 70) within the Chemnitzer Mathematisches Colloquium (CMC), titled Optimization problems with chance constraints.
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Event
Topics for High School Practicals
Our work group is offering practicals for high school students in 9th and 10th grade for the first time in February 2012.
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Thesis
Sandra Hartl
Sandra Hartl is defending her Diploma thesis on Thursday, October 27, 2011 (at 10:00 in room 638). The title of her thesis is Preconditioned algorithms for stationary problems magnetohydrodynamics. Interested party are cordially invited.
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Study
Technomathematik
Students enrolled in Technomathematik are offered once again a recommendation of classes for the fall semester 2011/12. These students are also invited to come to an individual course guidance session.
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Study
Topics for Programming Practicals
There are new topics available for the programming practical in our group in the fall semester 2011/12. A complete overview over all topics offered by our faculty can be found on Matthias Pester's web site.
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Event
Minisymposium at IFIP 2011
Roland Herzog and Arnd Rösch (University of Duisburg-Essen) are organizing a minisymposium on Optimal Control of Nonlinear PDEs and Variational Inequalities at the IFIP TC 7 Conference, which takes place from September 12 until September 16, 2011, in Berlin.
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Event
Firmenlauf 2011
Our workgroup participated in the 6. Firmenlauf on September 7, 2011. We came in 174th place out of 269 male teams in a total time of 1:33:32. See also the documentation by the university press office.
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Thesis
Tom Waldenburger
Tom Waldenburger is defending his Diploma thesis on Friday, September 02, 2011 (at 10:00 in room 2/B202, Reichenhainer Straße 70). The title of his thesis is Intersection of Bézier Curves with Applications to Shape Optimization. Interested party are cordially invited.
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Guests
Papa Orgen
From June 03 until August 27, 2011, Papa Orgen from the Kwame Nkrumah University of Science and Technology is an intern in our work group. The internship was organized by the Chemnitz office of the exchange organisation IAESTE.
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Event
Minisymposia at ICIAM 2011
Roland Herzog and Arnd Rösch (University of Duisburg-Essen) are organizing a minisymposium on Nonlinear Aspects in Optimal Control at the International Congress on Industrial and Applied Mathematics (ICIAM), which takes place from July 18 until July 22, 2011, in Vancouver. Another minisymposium on Saddle-Point Problems in Large-Scale Optimization is organized by Roland Herzog and Andy Wathen (University of Oxford).
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Thesis
Mario Krüger
Mario Krüger is defending his Diploma thesis on Friday, July 15, 2011 (at 11:30 in room 2/B202, Reichenhainer Straße 70) in the Scientific Computing Seminar. The title of his thesis is Shape optimization of material boundaries for isothermal, stationary incompressible flows in layered porous media. Interested party are cordially invited.
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Study
Technomathematik
Students enrolled in Technomathematik will be offered from now on a recommendation of classes on a per-semester basis. These students are also invited to come to an individual course guidance session.
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Event
Invited Presentation at SIGOPT 2011
Roland Herzog is giving an invited talk on On Optimal Control Problems with Sparsity Terms at the SIGOPT International Conference on Optimization 2011. The conference takes place from June 15 until June 17, 2011, in Lambrecht, Pfalz.
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Projects
Project within SFB/Transregio 96
Roland Herzog and Ulrich Priber (Fraunhofer Institute for Machine Tools and Forming Technology) successfully applied for a project on Correction algorithms and higher dimensional characteristic diagrams within the SFB/Transregio 96 (thermo-energetic design of machine tools). This SFB (collaborative research center) was approved by the DFG in May 2011 and is being led by Prof. Dr. Knut Großmann (TU Dresden). See also the documentation by the university press office.
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Event
Minisymposium at SIOPT 2011
Roland Herzog and Martin Stoll (MPI Magdeburg) are organizing a minisymposium on Preconditioning in PDE-Constrained Optimization at the SIAM Conference on Optimization, which takes place from May 16 until May 19, 2011, in Darmstadt.
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Offices
Roland Herzog
Roland Herzog was elected vice speaker of the GAMM Activity Group on Optimization with PDEs.
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Event
Minisymposium at GAMM 2011
Roland Herzog and Dirk Lorenz (TU Braunschweig) are organizing a minisymposium on Sparsity in inverse problems and optimal control at the Annual Meeting of the Society of Applied Mathematics and Mechanics (GAMM), which takes place from April 18 until April 21, 2011, in Graz.
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Work Group
New group member: Susann Mach
Dipl.-Math. Susann Mach started a position as scientific employee on April 1, 2011.
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Thesis
Susann Mach
Susann Mach is defending her Diploma thesis on Friday, March 25, 2011 (at 11:30 in room 638, Reichenhainer Straße 41). The title of her thesis is Primal-dual algorithms for color image reconstruction. Interested party are cordially invited.
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Event
3rd Chemnitz Seminar on Optimal Control
The 3rd Chemnitz Seminar on Optimal Control (Skiing Seminar) will take place from March 12 through March 19, 2011 in Haus im Ennstal, Austria. It is the goal of the seminar to allow the participants to discuss freely their current research interests related to optimal control and numerical mathematics. There will also be possibilities to go or to learn skiing, snowboarding, and cross country skiing.
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Guests
Prof. Dr. Ekkehard Sachs
From March 09 until March 11, 2011, Prof. Dr. Ekkehard Sachs from University of Trier is visiting our group.
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Presentation
Roland Herzog
On February 14, 2011, Roland Herzog is visiting the MPI for Dynamics of Complex Technical Systems (Magdeburg). His talk On the Relation of Preconditioning and Inner Products in Krylov Subspace Methods continues the cooperation seminar Chemnitz-Magdeburg.
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Thesis
Marie Müllner
Marie Müllner is defending her Diploma thesis on Friday, January 28, 2011 (at 11:30 in room 2/B202, Reichenhainer Straße 70) in the Scientific Computing Seminar. The title of her thesis is Implementation of a Three-Dimensional Advection Scheme for the COSMO Dynamical Core. The thesis was written at MeteoSwiss. Interested party are cordially invited.
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Thesis
Johannes Obermeier
Johannes Obermeier is defending his Bachelor thesis on Friday, January 14, 2011 (at 11:30 in room 2/B202, Reichenhainer Straße 70) in the Scientific Computing Seminar. The title of his thesis is Globalization Approaches for Optimization Problems with 1-Norm-Objective. Interested party are cordially invited.
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PhD Defense
Martin Bernauer
On December 17, 2010, Martin Bernauer will defend his dissertation titled Motion Planning for the Two-Phase Stefan Problem in Level Set Formulation. The colloquium will take place at 9:15 in room 2/B202, Reichenhainer Straße 70. Interested party are cordially invited.
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Guests
Prof. Dr. Karl Kunisch
From December 16 until December 17, 2010, Prof. Dr. Karl Kunisch from Karl-Franzens University Graz (Austria) is visiting our group. He is giving a talk on Thursday, December 16, 2010 (at 16:00 in room 2/B202, Reichenhainer Straße 70) within the Chemnitzer Mathematisches Colloquium (CMC), titled Nonsmooth Optimization in Function Spaces and Applications.
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Thesis
Judith Will
Judith Will is defending her Diploma thesis on Friday, December 17, 2010 (at 15:30 in room 2/B202, Reichenhainer Straße 70) . The title of her thesis is An Optimal Control Problem in Electromagnetic Induction Heating. Interested party are cordially invited.
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Guests
Matias Holte
From September 17 until December 15, 2010, Matias Holte from the University of Oslo is an intern in our work group. The internship was organized by the Chemnitz office of the exchange organisation IAESTE. See also the documentation by the university press office.
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Guests
Dr. Martin Stoll
On November 26, 2010, Dr. Martin Stoll from MPI for Dynamics of Complex Technical Systems (Magdeburg) is visiting our group. His talk on Preconditioning Saddle Point Systems in Optimal Control opens the cooperation seminar Chemnitz-Magdeburg.
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Guests
Prof. Dr. Christian Meyer
From November 22 until November 26, 2010, Prof. Dr. Christian Meyer from TU Darmstadt (Graduate School Computational Engineering) is visiting our group.
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Thesis
Eric Schmidl
Eric Schmidl is defending his Diploma thesis on Friday, September 24, 2010 (at 10:00 in room 2/41/638, Reichenhainer Straße 41) . The title of his thesis is Simulation and Parameter Optimization of an Electromagnetic Cloaking Device. Interested party are cordially invited.
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Event
Firmenlauf 2010
Our workgroup (backed up by Hansjörg Schmidt) participated in the 5. Firmenlauf on September 1, 2010. We came in 164th place out of 238 male teams in a total time of 1:37:19. See also the documentation by the university press office.
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Guests
Dr. Daniel Wachsmuth
From August 16 until August 20, 2010, Dr. Daniel Wachsmuth from Radon Institute for Computational and Applied Mathematics (RICAM, Linz) is visiting our group.
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Event
Roland Herzog
Roland Herzog is offering a short course on Algorithms and Preconditioning in PDE Constrained Optimization at the summer school Analysis and Numerics of PDE Constrained Optimization (July 18 until July 23, 2010) in Lambrecht, Pfalz.
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Projects
DAAD Travel Grant
Roland Herzog and Ekkehard Sachs (University of Trier) are supported by DAAD (German Academic Exchange Service) in the framework of an exchange program with the group of Andy Wathen at the University of Oxford (United Kingdom). The travel grant will be used to establish a joint research project in the area of Preconditioners in PDE-Constrained Optimization and to support young researchers in particular.
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Guests
Prof. Dr. Eduardo Casas
From May 26 until May 28, 2010, Prof. Dr. Eduardo Casas from Universidad de Cantabria (Spain) is visiting our group. He is giving a talk on Thursday, May 27, 2010 (at 17:15 Uhr in room 2/B202, Reichenhainer Straße 70), titled A Paradox in the Approximation of Dirichlet Control Problems in Curved Domains.
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Offices
Roland Herzog
Roland Herzog was appointed academic advisor for Technomathematik of the Department of Mathematics.
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Guests
Dr. Juan Carlos de los Reyes
From April 28 until April 30, 2010, Dr. Juan Carlos de los Reyes from Escuela Politécnica Nacional Quito (Ecuador), currently TU Berlin is visiting our group. He is giving a talk on Friday, April 30, 2010 (at 11:30 Uhr in room 2/B202, Reichenhainer Straße 70) in the Scientific Computing Seminar, titled Optimal control of some variational inequalities of the second kind: analytical and numerical results.
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Projects
Optimization of Elastoplastic Deformation Processes
The university press office is featuring a story about our DFG-funded project Optimal Control in Elastoplasticity, The project is part of the Priority Program 1253 and it is led jointly by Roland Herzog and Christian Meyer (TU Darmstadt).
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Event
2nd Chemnitz Seminar on Optimal Control
The 2nd Chemnitz Seminar on Optimal Control (Skiing Seminar) will take place from March 06 through March 13, 2010 in Haus im Ennstal, Austria. It is the goal of the seminar to allow the participants to discuss freely their current research interests related to optimal control and numerical mathematics. There will also be possibilities to go or to learn skiing, snowboarding, and cross country skiing.
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Work Group
New group member: Andreas Günnel
Dipl.-Math. techn. Andreas Günnel started a position as scientific employee on March 1, 2010. His Diploma thesis titled Adaptive Mesh Design in Shape Optimization with the Discrete Adjoint Method was supervised by Dr. Rene Schneider (TU Chemnitz) .
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Thesis
Stephan Schlömer
Stephan Schlömer is defending his Bachelor thesis on Wednesday, January 27, 2010 (at 9:00 in room 2/41/638, Reichenhainer Straße 41) . The title of his thesis is Maximal Overhang.
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Guests
Prof. Dr. Jürgen Sprekels
Prof. Dr. Jürgen Sprekels is giving a talk on Tuesday, January 6, 2010 (at 13:45 in room 2/B202, Reichenhainer Straße 70) in the Numerics Research Seminar.
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Guests
JProf. Dr. Dirk Lorenz
From December 16 until December 18, 2009, JProf. Dr. Dirk Lorenz from TU Braunschweig is visiting our group. The visit is being sponsored by the DFG Priority Program 1253.
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Offices
Roland Herzog
Roland Herzog was appointed chairman of the board of examiners of the Department of Mathematics. The term of office extends from December 10, 2009 until March 31, 2013.
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Guests
JProf. Dr. Christian Meyer
From November 23 until November 27, 2009, JProf. Dr. Christian Meyer from TU Darmstadt (Graduate School Computational Engineering) is visiting our group.
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Offices
Roland Herzog and Frank Schmidt
Roland Herzog and Frank Schmidt were elected members of the advisory committee of the Department of Mathematics. The term of office extends from November 26, 2009 until March 31, 2013.
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Award
Gerd Wachsmuth
Dipl.-Math. techn. Gerd Wachsmuth was awarded the TU Chemnitz university graduation prize on October 12, 2009 for his diploma thesis Optimal Control of Elliptic Equations with Sparsity Contraints. See also the documentation by the university press office.
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Award
Gerd Wachsmuth
Dipl.-Math. techn. Gerd Wachsmuth was awarded a prize on October 2, 2009 during the Graduate Conference of the German Mathematical Society 2009 for his diploma thesis Optimal Control of Elliptic Equations with Sparsity Contraints. The prize includes a one-week stay at Konrad-Zuse-Institut (ZIB) in Berlin. See also the documentation by the university press office.
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Event
Summer Academy of German National Academic Foundation
Prof. Dr. Roland Herzog and JProf. Dr. Christian Meyer are organizing a workshop titled Climate Models - Can you trust them? at a Summer Academy of the German National Academic Foundation.
Firmenlauf_2009
Event
Firmenlauf 2009
Our workgroup participated in the 4. Firmenlauf on September 2, 2009. We came in 91st place out of 135 male teams in a total time of 1:27:54. See also the documentation by the university press office.
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Personal
Wedding
Roland Griesse got married on August 14, 2009. He assumed the name of his wife: Herzog.
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Guests
Hee Youn Kwon
From June 08 until August 20, 2009, Ms. Hee Youn Kwon from Korea Advanced Institute of Science and Technology is an intern in our work group. The internship was organized by the Chemnitz office of the exchange organisation IAESTE.
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Guests
JProf. Dr. Christian Meyer
From July 16 until July 21, 2009, JProf. Dr. Christian Meyer from TU Darmstadt (Graduate School Computational Engineering) is visiting our group.
Paper_Highlight_2008
Award
Highlights 2008
The article A Semismooth Newton Method for Tikhonov Functionals with Sparsity Constraints (joint work with Dirk Lorenz) was elected one of the Highlights 2008 by the editorial board of Inverse Problems.
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Guests
Prof. Dr. Klaus Deckelnick
On June 29, 2009, Prof. Dr. Klaus Deckelnick from University Magdeburg is visiting our group.
Guests
Prof. Dr. Diedrich Möhlmann
Prof. Dr. Diedrich Möhlmann (DLR, Institute of Planetary Research) is giving a talk on Friday, June 26, 2009 (at 11:30 in room 2/B202, Reichenhainer Straße 70) in the Scientific Computing Seminar, titled Liquid Water on the Surface of Mars?
Thesis
Katharina Urbach
Katharina Urbach is defending her Master thesis on Friday, June 12, 2009 (at 11:30 in room 2/B202, Reichenhainer Straße 70) in the Scientific Computing Seminar. The title of her thesis is Optimization of the Velocity Profile for Five-Axis Machine Tools.
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Thesis
Carolin Kraft
Carolin Kraft is defending her Diploma thesis on Wednesday, May 27, 2009 (at 10:00 in room >2/41/638, Reichenhainer Straße 41). The title of her thesis is Convex Bodies of Minimal Resistance.
Michael_Hinze
Guests
Prof. Dr. Michael Hinze
Prof. Dr. Michael Hinze is giving a talk on Tuesday, May 26, 2009 (at 14:00 in room 2/B202, Reichenhainer Straße 70) in the Numerics Research Seminar.
Guests
Dr. Thomas Boeck
Dr. Thomas Boeck is giving a talk on Friday, May 15, 2009 (at 11:30 in room 2/B202, Reichenhainer Straße 70) in the Scientific Computing Seminar.
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Guests
Dr. Anton Schiela
Dr. Anton Schiela is giving a talk on Friday, April 24, 2009 (at 11:30 in room 2/B202, Reichenhainer Straße 70) in the Scientific Computing Seminar, titled Techniques for the Analysis of Semi-Smooth Newton Methods.
Oliver_Stein
Guests
Prof. Dr. Oliver Stein
Prof. Dr. Oliver Stein is giving a talk on Thursday, April 16, 2009 (at 16:00 in room 2/B202, Reichenhainer Straße 70) in the Chemitzer Mathematisches Colloquium (CMC), titled Applications of Modern Design Centering Techniques.
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Event
1st Chemnitz Seminar on Optimal Control
The 1st Chemnitz Seminar on Optimal Control (skiing seminar) took place from March, 07 through March 14, 2009 in Zell im Zillertal (Tyrol).
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Thesis
Hansjörg Schmidt
Hansjörg Schmidt is defending his Diploma thesis on Friday, February 27, 2009 (at 11:30 in room 2/B202, Reichenhainer Straße 70). The title of his thesis is Parallelization of surrogate-based optimization methods. The thesis was written at IAV GmbH.
Roland_Herzog
Event
Mathematical Olympiad
Prof. Dr. Roland Griesse will give the official speech at the finals of the 3rd round of the 48th German Mathematical Olympiad at Kepler High School, Chemnitz, on Sunday, February 22, 2009, at 17:00.
Hans_Josef_Pesch
Guests
Prof. Dr. Hans Josef Pesch
Prof. Dr. Hans Josef Pesch is giving a talk on Friday, January 16, 2009 (at 11:30 in room 2/B202, Reichenhainer Straße 70) in the Scientific Computing Seminar, titled Optimal Control of State-constrained Coupled ODE-PDE Systems with Applications in Hypersonic Flight.
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Event
Open House Day
Prof. Dr. Roland Griesse will give a talk for highschool students during the open house day. The talk is entitled Optimale Steuerung - Studieren geht über Probieren on Thursday, January 8, 2009 at 10:00, and will be given in room 2/N006 (Reichenhainer Straße 90, Neues Hörsaalgebäude). Interested party are cordially invited.
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Award
Frank Schmidt
Dipl.-Math. Frank Schmidt was awarded a prize by Förderverein für Mathematik zu Chemnitz for this diploma thesis Ein inexaktes Newton-Verfahren im Banachraum und seine Anwendung bei der Lösung semilinearer partieller Differentialgleichungen. The prize was awarded on November 12, 2008 during the Dies Academicus event. It was sponsored by Prudsys AG (Chemnitz).
Christian_Meyer
Guests
Dr. Christian Meyer
From October 27 until November 1, 2008, Dr. Christian Meyer from WIAS Berlin is visiting our group.
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Event
Inaugural Lecture
Prof. Dr. Roland Griesse will give his inaugural lecture entitled Optimale Steuerung - Studieren geht über Probieren on Thursday, October 23, 2008 at 16:00, in room 2/N111 (Reichenhainer Straße 90, Neues Hörsaalgebäude). Interested party are cordially invited.
Gerd_Wachsmuth
Work Group
New group member: Gerd Wachsmuth
Dipl.-Math. techn. Gerd Wachsmuth started a position as scientific employee on October 1, 2008. His Diploma thesis titled Optimal Control of Elliptic Equations with Sparsity Contraints was supervised by Prof. Dr. Roland Griesse (TU Chemnitz) and Prof. Dr. Arnd Rösch (University Duisburg-Essen) .
Firmenlauf_2008
Event
MLP Firmenlauf
Martin Bernauer, Janine Glänzel, Torsten Hein and Thomas Mach participated in the 3. MLP Firmenlauf on September 8, 2008. They came in 33rd place out of 83 teams in a total time of 1:31:41.
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Work Group
New group member: Martin Bernauer
Martin Bernauer started a position as scientific employee on August 1, 2008. Previously, he had been working at the Radon Institute for Computational and Applied Mathematics (RICAM, Linz).
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Event
Sommerschule Thurnau
The lecture notes for the summer school Identification, Optimization and Control with Applications in Modern Technologies (Thurnau, July 21-25, 2008) are available here.
Christian_Meyer
Guests
Dr. Christian Meyer
From June 23 until June 26, 2008, Dr. Christian Meyer from WIAS Berlin is visiting our group.
Roland_Herzog
Habilitation
Roland Griesse
Roland Griesse successfully defended his Habilitation Thesis titled Stability and Sensitivity Analysis in Optimal Control of Partial Differential Equations in a colloquium at Karl Franzens University Graz on June 16, 2008.
Thesis
Silvia Wieser
On March 25, 2008, Silvia Wieser successfully defended her Master thesis titled Solution of Optimal Control Problems using FEniCS at Johannes Kepler University Linz. The thesis was supervised by Roland Griesse at RICAM.
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Work Group
New group member: Frank Schmidt
Dipl.-Math. Frank Schmidt started a position as scientific employee on March 1, 2008. He previously carried out research for his Diploma thesis was conducted at RICAM in Linz, Austria. The thesis was supervised jointly by Christoph Helmberg and Roland Griesse.
Roland_Herzog
Work Group
Appointment
Roland Griesse was appointed professor at TU Chemnitz on March 1, 2008. Previously, he had been worked at the Radon Institute for Computational and Applied Mathematics (RICAM, Linz, Austria) in the research group of Prof. Dr. Karl Kunisch.