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Donnerstag, 24. September 2009

Room P1:
09:00 Michael Ruzhansky: Pseudo-Differential Operators and Symmetries
10:00 Coffee Break
Room P2: Numerical Mathematics and Scientific Computing Room Epcos: Number Theory Room 110: Algebraic Geometry and Computer Algebra Room P3: Topology and Differential Geometry Room E3.1: Financial and Actuarial Mathematics Room E/01: Teaching and Popularization of Mathematics Room BE01: Probability and Statistics, Ergodic Theory Room AE01: Applications in Physics and the Sciences
10:30 Ostermann Drmota Baur Jafari Teichmann Dorfmayr Aistleitner Hoffmann-Ostenhof
11:00 Auzinger Garcia Bruschek Zastrow Karigl Beiglböck
11:30 Koch Madritsch Ilten Cristea Mayer Pauer Raith Siedentop
12:00 Unger Morgenbesser Hochenegger Jafari Pfeifer Schumann Stummer Sobieczky
Room P1:
14:00 Manfred Einsiedler: Applications of Measure Rigidity of Diagonalizable Actions
15:00 Coffee Break
Room P2: Numerical Mathematics and Scientific Computing Room Epcos: Number Theory Room 110: Ordinary Differential Equations and Dynamical Systems Room P3: Topology and Differential Geometry Room E3.1: Financial and Actuarial Mathematics Room E/01: Teaching and Popularization of Mathematics Room BE01: Probability and Statistics, Ergodic Theory Room AE01: Applications in Physics and the Sciences
15:30 Engleder Jentsch Gunesch Sagerschnig Hubalek Podiumsdiskussion Pofahl Au Yeung
16:00 Sawatzky Thuswaldner Ren Leitner Jirak Oberguggenberger
16:30 Ferraz-Leite Steiner Rosenkranz Cap Keller-Ressel Sava Wertz
17:00 Beuchler van de Woestijne Nowak Juhl Eichler Woess Becker
Room P1:
17:30 Herbert Edelsbrunner: Messen mit Algebra und Hartnäckigkeit
19:00 Reception by the Mayor of Graz


Details



Invited Talks
09:00–09:50 P1 Ruzhansky, MichaelPseudo-Differential Operators and Symmetries
14:00–14:50 P1 Einsiedler, ManfredApplications of Measure Rigidity of Diagonalizable Actions
Public Lecture
17:30–18:20 P1 Edelsbrunner, HerbertMessen mit Algebra und Hartnäckigkeit
Number Theory
10:30–10:50 Epcos Drmota, Michael*; Mauduit, Christian; Rivat, JoëlThe sum of digits of primes
11:00–11:20 Garcia, Victor*; Nowak, Werner GeorgA mean-square bound for the lattice discrepancy of a torus in R3
11:30–11:50 Madritsch, ManfredAdditive functions on polynomial sequences
12:00–12:20 Morgenbesser, JohannesThe sum of digits of squares in the Gaussian Integers
15:30–15:50 Epcos Jentsch, HeidrunGeneralization of Newman's phenomenon for weighted sums of digits
16:00–16:20 Thuswaldner, JörgFractal tiles associated with shift radix systems. I
16:30–16:50 Steiner, WolfgangFractal tiles associated with shift radix systems. II
17:00–17:20 van de Woestijne, ChristiaanA second look at binary digits
Algebraic Geometry and Computer Algebra
10:30–10:50 110 Baur, KarinParabolic orbits in nilpotent Lie algebras
11:00–11:20 Bruschek, Clemens*; Hauser, HerwigA linearization technique in infinite dimensional algebraic geometry
11:30–11:50 Ilten, Nathan*; Hochenegger, Andreas; Vollmert, RobertDeformations of complexity-one rational T-varieties
12:00–12:20 Hochenegger, Andreas*; Ilten, NathanExceptional Sequences of Line Bundles on C*-Surfaces
Ordinary Differential Equations and Dynamical Systems
15:30–15:50 110 Gunesch, RolandPrecise asymptotics for periodic orbits of the geodesic flow in nonpositive curvature, asymptotics for volume, and the Margulis construction
16:00–16:20 Ren, Jingli*; Siegmund, Stefan; Chen, YueliGreen's Function and Positive Periodic Solution For Third-order Nonlinear Differential Equations
16:30–16:50 Rosenkranz, Markus*; Regensburger, GeorgSymbolic Computation for Linear Boundary Problems
17:00–17:20 Nowak, ChristineNonuniqueness Criteria of Kamke-type for Ordinary Differential Equations
Topology and Differential Geometry
10:30–10:50 P3 Jafari, SaeidChern-Simons theory in recent years
11:00–11:20 Zastrow, Andreas*; Bolgopolski, OlegA Homology group entirely consisting of infinite commutator products
11:30–11:50 Cristea, Ligia-LoretaTopological and geometric properties of certain classes of Sierpi\'nski carpets
12:00–12:20 Jafari, SaeidOn Evaluated Sets
15:30–15:50 P3 Sagerschnig, KatjaGeneric rank 2 distributions in dimension 5 and associated conformal structures
16:00–16:20 Leitner, FelipeExamples of almost Einstein spaces
16:30–16:50 Cap, Andreas*; Silhan, JosefNatural quantizations for AHS structures
17:00–17:20 Juhl, AndreasOn conformally covariant powers of the Laplacian
Probability and Statistics, Ergodic Theory
10:30–10:50 BE01 Aistleitner, ChristophLimit theorems for systems (f(nk x))k≥1
11:00–11:20 Beiglböck, MathiasSums of large sets
11:30–11:50 Raith, PeterContinuity properties of topological entropy and pressure for monotonic mod one transformations
12:00–12:20 Stummer, WolfgangBregman distances in exponential families
15:30–15:50 BE01 Pofahl, Ulrich*; Jahn, WalterDer Einsatz von multivariaten statistischen Verfahren zur Vorhersage der aktuellen Finanzkrise
16:00–16:20 Jirak, Johannes MoritzChange Point Analysis in Stock Market Models
16:30–16:50 Sava, EcaterinaLamplighter random walks: convergence and the Poisson boundary
17:00–17:20 Woess, Wolfgang*; Bendikov, Alexander; Saloff-Coste, Laurent; Salvatori, MauraBrownian motion and harmonic functions on treebolic space
Numerical Mathematics and Scientific Computing
10:30–10:50 P2 Ostermann, Alexander*; Hochbruck, Marlis; Hönig, MichaelRegularization of nonlinear ill-posed problems by an exponential Euler method
11:00–11:20 Auzinger, Winfried*; Kramer, Felix; Herfort, WolfgangA closer look at BDF schemes and their stability
11:30–11:50 Koch, Othmar*; Lubich, ChristianVariational Approximations in Quantum Dynamics and Multilinear Algebra
12:00–12:20 Steinbach, Olaf; Unger, Gerhard*Boundary element methods for Laplacian eigenvalue problems
15:30–15:50 P2 Engleder, Sarah*; Steinbach, OlafBoundary Element Methods for the Eddy Current Model
16:00–16:20 Sawatzky, Alex*; Brune, Christoph; Burger, MartinEM-TV Reconstruction for Data with Poisson Statistics
16:30–16:50 Ferraz-Leite, Samuel*; Melenk, Jens Markus; Praetorius, DirkEnergy minimization in thin-film micromagnetics
17:00–17:20 Beuchler, SvenQuasioptimal multilevel based solvers for hp-FEM discretizations in 3D
Applications in Physics and the Sciences
10:30–11:20 AE01 Hoffmann-Ostenhof, Maria*; Fournais, Søren; Hoffmann-Ostenhof, Thomas; Østergaard Sørensen, ThomasAnalytic Structure of Many-Body Coulombic Wave Functions
11:30–11:50 Frank, Rupert; Siedentop, Heinz*; Warzel, SimoneAsymptotic lower bound for the Brown-Ravenhall operator
12:00–12:20 Sobieczky, FlorianAnnealed bounds for the return probability of Simple Random Walk on finite critical percolation clusters
15:30–15:50 AE01 Au Yeung, Yuen*; Friesecke, Gero; Schmidt, BerndA Γ-Convergence approach: From interatomic potentials to crystallization in the Wulff shape
16:00–16:20 Oberguggenberger, Michael*; Aichinger, Christoph; Roth, Helene; Riedinger, KatharinaSampling based sensitivity analysis: a case study in aerospace engineering
16:30–16:50 Wertz, Wolfgang*; Sedivy, RolandOn fractal analysis of tumours and tumour cells
17:00–17:20 Becker, Markus*; Loffhagen, Detlef; Schmidt, WernerModeling of high pressure glow discharges using a finite element method
Financial and Actuarial Mathematics
10:30–11:20 E3.1 Teichmann, JosefA new approach to scenario generation for risk management
11:30–11:50 Mayer, PhilippOn the calibration of local Lévy type asset price models
12:00–12:20 Pfeifer, ChristianOn the negative value of information in informationally inefficient markets. Calculations for large number of traders
15:30–16:20 E3.1 Hubalek, Friedrich*; Kyprianou, Andreas E.Old and new examples of scale functions for spectrally negative Levy processes and applications
16:30–16:50 Keller-Ressel, MartinMoment Explosions and Long-Term Behavior of Affine Stochastic Volatility Models
17:00–17:20 Eichler, Andreas*; Jentsch, Heidrun; Leobacher, GuntherNotes on exact and semi-exact Lévy models for the valuation of CDOs
Teaching and Popularization of Mathematics
10:30–10:50 E/01 Dorfmayr, AnitaTaylorpolynome — erklären und begründen im technologiegestützten Mathematikunterricht
11:00–11:20 Karigl, GüntherModellbildung und Simulation in GeoGebra — mit Beispielen aus der mathematischen Ökologie
11:30–11:50 Pauer, FranzWas ist ein Term? Oder: Wie verständlich ist die Sprache des Mathematikunterrichts?
12:00–12:20 Schumann, HeinzRäumliches Analogisieren ebener Geometrie
15:30–17:20 E/01 Was leistet der Mathematikunterricht in der Schule, und was soll bzw. kann er leisten? In Impulsreferaten berichten Universitätslehrer, die mit Studierenden unterschiedlicher Fachrichtungen (Informatik, Maschinenbau, Sozial- und Wirtschaftswissenschaften, Recht) zu tun haben, über ihre Erwartungen und Erfahrungen. Danach ist das Publikum - sowohl Vertreterinnen und Vertreter aus Schule wie auch aus Universität - eingeladen, sich an der Diskussion zu beteiligen. Genauere und aktualisierte Informationen gibt es auf der Seite zur Sektion für Didaktik und Popularisierung der Mathematik unter: http://dmg.tuwien.ac.at/winkler/oemg-graz-09/