Dr. Ana Maria Acu (Lucian-Blaga-Universität Sibiu)
Some corrected optimal quadrature formulas.
Friday, 25. November 2011, 14:15 to 15:45 in room no. LE 407, campus Duisburg.

Prof. Dr. Bernd Hofmann (Technische Universität Chemnitz, Chemnitz)
Regularisierung nichtlinearer inkorrekter Probleme: Variationsungleichungen und Konvergenzrate.
Thursday, 17. November 2011, 17:00 to 19:00 in room no. LE103, campus Duisburg.

Prof. Dr. Gancho Tachev (Sofia)
The asymptotic expansion of Bernstein operator.
Tuesday, 18. October 2011, 17:15 to 18:45 in room no. LE 407, campus Duisburg.

Prof. Dr. Robert Finn (Stanford University)
Capillary Forces on Partly Immersed Parallel Plates.
Thursday, 13. October 2011, 17:00 in room no. LE 103, campus Duisburg.

Prof. Dr. Ioan Rasa (Technische Universität Klausenburg (Cluj-Napoca))
The Genuine Bernstein-Durrmeyer Operators Reviewed.
Tuesday, 16. August 2011, 10:15 to 11:45 in room no. LE407, campus Duisburg.

Dr. habil. Piotr Gwiazda (Universität Warschau)
On flows of fluids described by an implicit constitutive equation characterized by a maximal monotone graph.
Wednesday, 13. July 2011, 18:00 in room no. T03 R03 D26, campus Essen.

Prof. Dr. K. Chelminski (Technische Universität Warschau)
Poroplasticity - modeling and mathematical Analysis.
Wednesday, 13. July 2011, 17:00 in room no. T03 R03 D05, campus Essen.

Prof. Dr. Ioan Rasa (Technische Universität Cluj-Napoca)
Applications of an Ostrowski-Type Inequality established by Acu and Gonska.
Tuesday, 12. July 2011, 18:00 in room no. LE 407, campus Duisburg.

Prof. Dr. A. Tromba (UCSC)
A New Look at The Theory of Branched Minimal Surfaces.
Tuesday, 12. July 2011, 16:30 in room no. LE 103, campus Duisburg.

Prof. Dr. Bernd Kawohl (Universität Köln)
Von Knöpfen und Kugeln, die nicht wegrollen können.
Tuesday, 05. July 2011, 17:00 in room no. LE 103, campus Duisburg.

Ewelina Zatorska (Universität Warschau)
Semi-descretization of the compressible Navier-Stokes equations.
Wednesday, 22. June 2011, 18:00 in room no. T03 R03 D26, campus Essen.

Prof. Dr. Andreas Gastel (Universität Duisburg-Essen)
Spinnennetze, Flüssigkristalle und der ganze Rest: Symmetrien in geometischen Variationsproblemen (Antrittsvorlesung).
Tuesday, 21. June 2011, 17:00 in room no. LE 103, campus Duisburg.

Prof. Dr. Marian Muresan
Brachistochrone with Friction.
Friday, 17. June 2011, 14:15 in room no. LE 407, campus Duisburg.

Dr. Agnieszka Swierczewska-Gwiazda (Universität Warschau)
Hyperbolic scalar conservation laws with discontinuous flux function.
Wednesday, 08. June 2011, 18:00 in room no. T03 R03 D26, campus Essen.

Prof. Dr. Christian Rhode (Universität Stuttgart)
Simulation kompressibler Fluide mit Flüssig-Gasförmig Phasenübergang.
Tuesday, 07. June 2011, 17:00 in room no. LE 103, campus Duisburg.

Marcin Malogrosz (Universität Warschau)
Models of morphogen transport: global solutions aund asymptotics.
Wednesday, 01. June 2011, 18:00 in room no. T03 R03 D26, campus Essen.

Prof. Dr. Dietmar Pfeifer (Universität Oldenburg)
Modellierund und Simulation hochdimensionaler Abhängigkeiten versicherungstechnischer Risiken.
Tuesday, 31. May 2011, 17:15 in room no. LE 103, campus Duisburg.

Dr. Niall Madden
Domain Decomposition for Coupled Systems of Singularly Perturbed Problems.
Tuesday, 24. May 2011, 17:00 in room no. LE 103, campus Duisburg.

Prof. Dr. Marian Muresan (Babes-Bulyai-Universität, Cluj-Napoca)
Some remarks on the brachistochrone problem.
Tuesday, 10. May 2011, 17:15 in room no. LE 407, campus Duisburg.

Prof. Dr. Hans-Dieter Alber (Universität Darmstadt)
Der Grenzübergang vom Phasenfeldmodell zum Modell mit scharfer Phasengrenze - Wie kann man Phasenübergänge effektiv simulieren?.
Wednesday, 04. May 2011, 18:00 in room no. T03 R03 D26, campus Essen.

Prof. Dr. Heinz König (Universität des Saarlands)
Maß und Integral: Neue Grundstrukturen nach 100 Jahren.
Tuesday, 26. April 2011, 17:00 in room no. LE 103, campus Duisburg.

Prof. Dr. Sergey Repin (St. Petersburg)
Estimates of deviations from exact solutions of partial differential equations.
Thursday, 14. April 2011, 18:00 in room no. T03 R03 D26, campus Essen.

Prof. Dr. Jan Valdman (University of Iceland, Reykjavik)
Computations and a posteriori error estimates in elastoplasticity.
Thursday, 14. April 2011, 16:30 in room no. T03 R03 D26, campus Essen.

Prof. Dr. Stig-Olof Londen (Aalto University)
Maximal regularity of stochastic differential and integral equations.
Tuesday, 12. April 2011, 18:00 in room no. T03 R03 D7, campus Essen.

Prof. Dr. Alfred Schmidt (Zentrum für Technomathematik, Bremen)
Finite element simulations for models in materials science.
Tuesday, 12. April 2011, 17:00 in room no. LE 103, campus Duisburg.

Professor Dr. Stig-Olof Londen (Aalto University)
On solutions of a non-local phase-field model.
Thursday, 07. April 2011, 18:00 in room no. T03 R03 D75, campus Essen.

Dr. Guy Vallet ( Universität Pau)
On some problems of Barenblatt.
Monday, 04. April 2011, 16:00 in room no. T03 R03 D26, campus Essen.

Prof. Dr. Francois Murat (Universite Pierre et Marie Curie)
Introduction to the mathematical theory of homogenization.
Monday, 21. March 2011, 10:00 to 12:00 in room no. , campus Essen.

Prof. Dr. Thomas Apel (Institut für Mathematik und Bauinformatik, Universität der Bundeswehr München)
Diskretisierungsfehler bei Optimalsteuerproblemen mit elliptischen partiellen Differentialgleichungen.
Tuesday, 25. January 2011, 17:00 in room no. LE 103, campus Duisburg.

Prof. Dr. Alfred Schmidt (Zentrum für Technomathematik, Bremen)
Finite element simulations for models in material science.
Tuesday, 18. January 2011, 17:00 in room no. LE 103, campus Duisburg.

Guido Bacharach
Vom Mathematikstudenten zum Projektleiter an der UDE - Projektmanagement als Mathematikerkarriere?.
Thursday, 15. December 2011, 17:00 to 19:00 in room no. LE 103, campus Duisburg.

Dr. Josef Kreulich
Cloud Computing and Enterprise Architecture.
Thursday, 24. November 2011, 17:00 to 19:00 in room no. LE 103, campus Duisburg.

Dr. Axel Sauerland
Einstieg als Mathematiker bei Unternehmensberatungen – Ein Traum oder Albtraum?.
Thursday, 03. November 2011, 17:00 to 19:00 in room no. LE 103, campus Duisburg.

Eva Viehmann
tba.
Thursday, 15. December 2011, 16:45 to 18:15 in room no. T03 R04 D10, campus Essen.

Sam Payne
Toric embeddings and nonarchimedean analytification.
Thursday, 08. December 2011, 16:45 to 18:15 in room no. T03 R04 D10, campus Essen.

Thomas Zink
Overconvergent de Rham-Witt complex.
Thursday, 01. December 2011, 16:45 to 18:15 in room no. T03 R04 D10, campus Essen.

Tilman Bauer
Cohomology operations and formal plethories.
Thursday, 24. November 2011, 16:45 to 18:15 in room no. T03 R04 D10, campus Essen.

Oliver Bräunling
2-Dimensional Adele/Idele Theories.
Thursday, 17. November 2011, 16:45 to 18:15 in room no. T03 R04 D10, campus Essen.

Christian Liedtke
Rational Curves on K3 Surfaces.
Thursday, 10. November 2011, 16:45 to 18:15 in room no. T03 R04 D10, campus Essen.

Chuangxun Cheng
Multiplicity one of regular Serre weights.
Thursday, 03. November 2011, 16:45 to 18:15 in room no. T03 R04 D10, campus Essen.

Lenny Taelman
Herbrand-Ribet in positive characteristic.
Thursday, 27. October 2011, 16:45 to 18:15 in room no. T03 R04 D10, campus Essen.

Jeng-Daw Yu
Irregular Hodge filtration.
Thursday, 13. October 2011, 16:45 to 18:15 in room no. T03 R04 D10, campus Essen.

Dipl. Math. Peter Lewintan
Über Theoreme vom Bernstein- und Liouville Typ.
Monday, 19. December 2011, 14:00 to 16:00 in room no. LE 102, campus Duisburg.

Dr. Armin Schikorra (Zürich)
Regularität für fraktionale harmonische Abbildungen.
Thursday, 07. July 2011, 14:15 in room no. LE 102, campus Duisburg.

Dr. Lisa Beck (Bonn)
Regularitätstheorie für elliptische Probleme in niedrigen Dimensionen.
Thursday, 16. June 2011, 14:15 to 15:15 in room no. LE 102, campus Duisburg.

Dipl.-Math. Andreas J. Nerf (Erlangen)
"Bubbling Off" für konform invariante Funktionale höherer Ordnung.
Thursday, 26. May 2011, 14:15 in room no. LE 102, campus Duisburg.

Dipl.-Math. Patrick Breuning (Freiburg)
Immersionen mit lokaler Lipschitz-Darstellung.
Thursday, 03. February 2011, 14:15 in room no. LE 102, campus Duisburg.

Dr. Verena Bögelein (Erlangen, z.Z. Bonn)
Regularität für nichtlineare parabolische Systeme mit degenerierter Diffusion.
Thursday, 13. January 2011, 14:15 to 15:45 in room no. LE 102, campus Duisburg.

Sebastian Herr (Universität Bonn)
Energy-critical nonlinear Schrödinger equations.
Tuesday, 01. February 2011, 16:00 in room no. T03 R03 D75, campus Essen.

Philippe Laurencot (Université de Toulouse)
Positivity, decay and finite time extinction for a singular diffusion equation with gradient absorption..
Wednesday, 26. January 2011, 15:00 in room no. S05 T00 B59, campus Essen.

Dr. Sieglinde Waasmeier
Aktiv-entdeckendes, metakognitives Lernen im Mathematikunterricht der Hauptschule.
Monday, 12. December 2011, 17:15 to 18:45 in room no. T03 R04 C07, campus Essen.

Prof. Dr. Reinhard Hochmuth
Die Studieneingangsphase in mathematikhaltigen Studiengängen.
Monday, 21. November 2011, 17:15 to 18:45 in room no. T03 R04 C07, campus Essen.

Prof. Dr. Adrian Simpson
The structure of a concept image.
Monday, 14. November 2011, 17:15 to 18:45 in room no. T03 R04 C07, campus Essen.

Miriam M. Lüken (Leibniz Universität, Hannover)
"Ich mach jede Sache fünf." - Zur Mustererkennungs- und Strukturierungsfähigkeit von Schulanfängern.
Monday, 04. July 2011, 17:15 to 18:45 in room no. T03 R04 C07, campus Essen.

Esther Brunner (Pädagogische Hochschule Thurgau)
Beweisen im Mathematikunterricht der Sekundarstufe I: Verstehensunterstützung durch Lehrpersonen in einem schwierigen Anforderungs- und Inhaltsbereich. Erste Erkenntnisse aus einer Video-analyse.
Monday, 27. June 2011, 17:15 to 18:45 in room no. T03 R04 C07, campus Essen.

Dr. Christian Rüede (Universität Zürich)
Strukturieren algebraischer Ausdrücke - ein Blick auf die Experten.
Monday, 30. May 2011, 17:15 to 00:00 in room no. T03 R04 C07, campus Essen.

Julia Cramer (Universität Bremen)
Alltagsargumentationen beim Lösen mathematischer Aufgaben - Hindernis oder Chance?.
Monday, 23. May 2011, 17:15 to 18:45 in room no. T03 R04 C07, campus Essen.

Prof. Dr. Stefan Ufer (IPN - Leibniz, Kiel)
Beweisen in der Geometrie als Problemlösen - Individuelle Voraussetzungen und Förderung.
Monday, 09. May 2011, 17:15 to 18:45 in room no. T03 R04 C07, campus Essen.

Prof. Dr. L. Kvasz (Karls-Universität Prag)
Linguistische Innovationen in der Geschichte der klassischen Mathematik.
Monday, 17. January 2011, 17:15 to 18:45 in room no. T03 R04 C07, campus Essen.

Dr. Robert Spatschek (Max-Planck-Institut für Eisenforschung, Düsseldorf)
Continuum modeling of metals at high temperatures.
Monday, 12. December 2011, 16:00 to 17:00 in room no. T03 R03 D26, campus Essen.

Dr.-Ing. Sandra Klinge (Ruhr-Universität Bochum, Institut für Mechanik)
Modeling of curing processes based on a multi-field potential. Single- and multiscale aspects.
Monday, 05. December 2011, 16:00 to 17:00 in room no. T03 R03 D26, campus Essen.

Ph.D. Malena Espanol (Graduate Aerospace Lab., California Institute of Technology, Pasadena, USA)
A Gamma-convergence analysis of the quasicontinuum method.
Monday, 28. November 2011, 16:00 to 17:00 in room no. T03 R03 D26, campus Essen.

Ph.D. Agustin Bompadre (Graduate Aerospace Lab., California Institute of Technology, Pasadena, USA)
Error analysis of meshfree approximation methods based on optimization.
Monday, 07. November 2011, 16:00 to 17:00 in room no. T03 R03 D26, campus Essen.

Ph.D Celia Reina-Romo
A micromechanical model of distributed damage due to void growth in general materials and under general deformation histories.
Monday, 19. September 2011, 16:00 to 17:00 in room no. T03 R03 D89, campus Essen.

Dr. Richard Dwight (Universität Delft, Aerospace Engineering)
Bayesian Data assimilation in Aerodynamics.
Monday, 11. July 2011, 16:00 to 17:00 in room no. T03 R03 D89, campus Essen.

Prof. Dr. Olof Widlund (Courant Institute, New York)
Advances in Domain Decomposition Algorithms for H(curl) Problems.
Monday, 04. July 2011, 16:00 to 17:00 in room no. T03 R03 D89, campus Essen.

Prof. Dr. Ulrich Rüde (Universität Erlangen-Nürnberg)
Towards Exascale Computing: Multilevel Methods and Flow Solvers for Millions of Cores.
Monday, 20. June 2011, 16:00 to 17:00 in room no. T03 R03 D89, campus Essen.

Dr. Pierre Gosselet (ENS Cachan, Paris)
Domain decomposition methods for nonlinear problems in structural mechanics.
Monday, 06. June 2011, 16:00 to 17:00 in room no. T03 R03 D89, campus Essen.

Prof. Ulrich Hetmaniuk (University of Washington, Seattle)
Reviewing a class of interpolatory model reduction techniques for large-scale frequency response problems.
Wednesday, 25. May 2011, 18:00 in room no. T03 R03 D89, campus Essen.

Prof. Dr. Bernhard Eidel (Universität Duisburg-Essen)
Runge-Kutta methods for time integration incomputational inelasticity - how to overcome the problem of order reduction.
Monday, 23. May 2011, 16:00 to 17:00 in room no. T03 R03 D89, campus Essen.

Prof. Sergey Repin (Steklov Institute of Mathematics, St. Petersburg)
Estimates of Deviations from Exact Solutions of Partial Differential Equations.
Monday, 11. April 2011, 16:00 to 17:00 in room no. T03 R03 D89, campus Essen.

PD Dr. Torsten Linß (Universität Duisburg-Essen)
Numerische Verfahren für singulär gestörte Differentialgleichungen.
Wednesday, 12. January 2011, 17:00 to 18:00 in room no. T03 R03 D26, campus Essen.