Colloquium of Mathematics

Friday, 20 May 2022, 2:15 pm (Informatics)
Prof. Dr. Karl Bringmann (Saarland University)
Algorithms for Multiplying Sparse Nonnegative Polynomials
Friday, 17 June 2022, 1:45 pm
Dr. Dzmitry Dudko (Stony Brook University)
Decidability in Dynamics via Geometrization
hosted by Prof. Dr. Barthold
Friday, 24 June 2022, 2:15 pm (Analysis)
Prof. Dr. Henrik Kalisch (University of Bergen)Ocean waves in a changing climate: A tale of making waves, breaking waves and broken ice
hosted by Prof. Dr. Groves

Friday, 19 Nov 2021, 2:15 pm (Didactics)
Prof. Dr. Melanie Platz (Universität des Saarlandes)
"... weil die ungeraden Zahlen ungerade Zahlen sind?" - Reflexion von Begründungen im Mathematikunterricht der Primarstufe
Friday, 14 Jan 2022, 2:15 pm (Numerics)
Prof. Dr. Mario Ohlberger (Universität Münster)
(Localized) Model Reduction with Adaptive Enrichment for PDE Constrained Optimization
hosted by Prof. Dr. Schuster

Friday, 23 April 2021, 2:15 pm (Stochastic)
Prof. Dr. Stefan Geiss (University of Jyväskylä)
Gradient estimates on the Lévy-Itô space, Hölder spaces, and Riemann-Liouville operators
hosted by Prof. Dr. Bender
Friday, 18 June 2021, 2:15 pm (Numerics)
Prof. Dr. Olaf Steinbach (Institut für Angewandte Mathematik, TU Graz)
Space-time discretization methods
hosted by Prof. Dr. Sergej Rjasanow
Friday, 16 July 2021, 2:15 pm (Didactics) (cancelled, new date in WS 21/22)
Prof. Dr. Melanie Platz (Universität des Saarlandes)
Wie können fundamentale Ideen im Mathematikunterricht der Grundschule sinnvoll grundgelegt werden?

December

Friday, 11 Dec 2020, 3:30 pm (Analysis)
Prof. Dr. John McCarthy
What are non-commutative functions and what are they good for?
hosted by Prof. Dr. Hartz

January

Friday, 22 Jan 2021, 2:15 pm (Informatics)
Prof. Dr. Markus Bläser (Saarland University)
Irreversibility of tensors of minimal border rank and barriers for fast matrix multiplication
hosted by Prof. Dr. Weber

Because of the corona pandemic there was no colloquium.

October

Friday, 25 Oct 2019, 2:15 pm (Numerics)
Dr. Steffen Weißer
Polygonale Finite Element Methoden – von Wachspress bis heute –
hosted by Prof. Dr. Rjasanow

November

December

January

Friday, 24 Jan 2020, 2:15 pm (Analysis)
Prof. Dr. Reinhard Werner
What correlations can tell us about the structure of quantum theory
hosted by Prof. Dr. Speicher

Friday, 31 Jan 2020, 2:15 pm (Algebra)
Prof. Dr. François Charles
Infinite-dimensional geometry of numbers and integral points
hosted by Prof. Dr. Brandhorst

Friday, 12 Apr 2019, 2:15 pm
An agent based modeling of spatially inhomogeneous host-vector disease transmission
Dr. Torben Fattler (TU Kaiserslautern)
hosted by PD Dr. Kinderknecht

Friday, 26 Apr 2019, 2:15 pm
Solving Inverse Problems with Deep Neural Networks
Prof. Dr. Markus Haltmeier (Universität Innsbruck)
hosted by Prof. Dr. Schuster

Friday, 3 May 2019, 2:15 pm
The complete classification of Cuntz-Krieger algebras
Prof. Dr. Søren Eilers (Universität Kopenhagen)
hosted by Prof. Dr. Weber

Friday, 17 May 2019, 2:15 pm
Steady vortex motion in two dimensions
Dr. Miles H. Wheeler (Universität Wien)
hosted by Prof. Dr. Mark Groves

Friday, 24 May 2019, 2:15 pm
Finite symmetries of complex K3 surfaces
Prof. Dr. Simon Brandhorst (Universität des Saarlandes)

Friday, 14 June 2019, 2:15 pm
PD Dr. Sascha Trostorff
The framework of evolutionary problems
hosted by PD Dr. Kinderknecht

Friday, 26 June 2019, 2:15 pm
Prof. Dr. Raimar Wulkenhaar (WWU Münster)
Matrix models
hosted by Prof. Dr. Weber

Friday, 5 July 2019, 2:15 pm
Prof. Dr. Küronya (Goethe Universität Frankfurt)
Newton-Okounkov bodies and the vanishing behaviour of polynomials
hosted by Prof. Dr. Lazić

Friday, 12 July 2019, 2:15 pm
Dr. Christian Seifert (Technische Universität Hamburg)
Strongly Continuous Semigroups and Applications
hosted by PD Dr. Kinderknecht