# Colloquium and seminars

### Chronological list of lectures

Chronological ist of all lectures in the Colloquium, the General Mathematics Seminar, Our Mathematics Spectrum, the Doctorands Seminar and the most important lectures in the thematic seminars.

### Colloquium

General audience (including mathematics students, teachers, researchers from other areas, and the interested public) mathematics lectures of broad interest

### General Mathematics Seminar

Lectures on recent advances in mathematics for a general mathematical audience

### Our Mathematics Spectrum

Lunch seminar where (new) members of the research unit present their research area in a simple and broadly understandable way

### Seminar for PhD candidates

Seminar for and by PhD candidates and postdocs

### Seminar Computer Science meets Mathematics

### Seminars in Number Theory

Luxembourg Number Theory Seminar

Working groups on specific topic and work in progress

### Seminar in Probability

## All mathematics lectures

### 2018

- 03-07/07/2018: Summer School "Explicit and computational approaches to Galois representations", Organiser: Antonella Perucca, Shaunak Deo, Ilker Inam, Antonella Perucca, Alexander Rahm, Gabor Wiese, Room MSA 3110, CB
- 12/06/2018: Sheared Pleated surfaces and Limiting Configurations for Hitchin's equations, Michael Wolf (Rice University, Texas), Room MSA 3.040, 16:00, Mathematics Colloquium
- 11-14/06/2018: Pseudo-Riemannian geometry and Anosov representations, Organiser: T. Barbot, O. Glorieux, F. Kassel, V. Pécastaing, J-M Schlenker, Room MSA 3.370, CB
- 04-08/06/2018: QUANTMOD — Quantization and Moduli Spaces, Organisers: Martin Schlichenmaier, François Petit, Room MSA 3.520, CB,
- 28/05/2018: Greg McShane (Université de Grenoble), 15:00, Room MNO-E06-0615010 (6th floor 6A), CB, Geometry and Topology seminar
- 24/05/2018: Periods and multi zeta values & Value of risk and the Kelly criterion, Alexey Kalugin & Assar Andersson, Room MNO 1.020, CB, Interdisciplinary seminar
- 22/05/2018: Hyperbolic geometry of shapes of convex bodies, François Fillastre (Université Cergy-Pontoise), 15:00, Room MNO-E06-0615010 (S.6B), CB, Geometry and Topology seminar
- 22/05/2018: Dirac index and characters of discrete series representations, Roger Zierau (Oklahoma State University), 10:30, Room MNO-E06-0615010 (S.6B), Harmonic Analysis Seminar
- 17/05/2018: Algebraic Curves and Modular Forms of Low Genus, Gerard van der Geer (VU Amsterdam), 15:45, Room MNO 1.040, CB, Mathematics Colloquium
- 17/05/2018: Pathwise Stieltjes integrals of discontinuously evaluated stochastic processes with applications to stochastic differential equations, Lauri Viitasaari (University of Helsinki), 14:00, Room MNO-E05-0515010 (5th floor 5A), CB, Probability Seminar
- 15/05/2018: Orbital parameters for invariant differential operators on nilpotent homogeneous spaces - Part 2, Salah Mehdi (Université de Lorraine), 10:30, Room MNO-E06-0615010 (S.6B), Harmonic Analysis Seminar
- 14/05/2018: A Cardboard Model for SOL Geometry, Marc Troyanov (EPFL), 15:00, Room MNO-E06-0615010 (6th floor 6A), CB, Geometry and Topology seminar
- 08/05/2018: Hierarchical hyperbolicity, Mark Hagen (University of Bristol), 13:30, Room MNO-E06-0615010 (S.6B), Geometry and Topology seminar
- 08/05/2018: Orbital parameters for invariant differential operators on nilpotent homogeneous spaces, Salah Mehdi (Université de Lorraine), 10:30, Room MNO-E06-0615010 (S.6B), Harmonic Analysis Seminar
- 07/05/2018: The systole of large genus minimal surfaces, Henrik Matthiesen (Max Planck Institute, Bonn), 15:00, Room MNO-E06-0615010 (6th floor 6A), CB, Geometry and Topology seminar
- 02/05/2018: Cyclic Reduction of Elliptic Curves, Francesco Campagna (Leiden), 15:00, Room MNO 1.050, CB,Number Theory Seminars
- 02/05/2018: Permutation rational functions via Chebotarev density theorem, Andrea Ferraguti (Cambridge), 14:00, Room MSA 3.100, CB,Number Theory Seminars
- 02/05/2018: On some variants of the (Regular) Inverse Galois Problem, François Legrand (Dresden), 10:00, Room MSA 3.100, CB,Number Theory Seminars
- 30/04/2018: Eccentricities in the flip-graphs of convex polygons, Lionel Pournin (Université Paris 13), 15:00, Room MNO-E06-0615010 (6th floor 6A), CB, Geometry and Topology seminar
- 26/04/2018: Root numbers of abelian varieties, Matthew Bisatt (King's College), 14:00, Room MNO-E06-0615010 (6th floor 6A), CB,Number Theory Seminars
- 25/04/2018: Zeta functions of dynamically affine mops in positive characteristic, Marc Hounen (UTRECHT), 9:00, Room MNO-E06-0615010 (6th floor 6A), CB,Number Theory Seminars
- 23/04/2018: Computing the Geometric Intersection Number of Curves, Vincent Despré (INRIA Nancy), 15:00, Room MNO-E06-0615010 (6th floor 6A), CB, Geometry and Topology seminar
- 19/04/2018: Gradients in Deep Neural Networks at Initialization, Boris Hanin (Texas), 14:00, Room MNO 1.050, CB, Probability Seminar
- 17/04/2018: Modular forms and curves over finite fields, Gerard van der Geer (VU Amsterdam), 15:45, Room MNO 1.040, CB, Number Theory Seminars
- 17/04/2018: Cyril Lecuire (Université Paul-Sabatier), 15:00, Room MNO-E06-0615010 (6th floor 6A), CB, Geometry and Topology seminar
- 12/04/2018: Benjamin Ward (Stockholm University), Six operations formalism for generalized operads, , 15:30, Room MNO-E06-0615010 (S.6B), Algebra, Geometry and Quantization Seminar
Shaunak Deo (UL), Congruences for coefficients of modular forms, 12:30 to 13:30, Room MNO 1.040, Lunchtime Seminar*12/04/2018:*- 11/04-25/05/2018: lecture course Abelian Varieties, Professor van der Geer, CB,
- 09/04/2018: Ken'ichi Ohshika (Osaka University): On the bounded image theorem of Thurston, 15:00, Room MNO-E06-0615010 (6th floor 6A), CB, Geometry and Topology seminar
- 28/03/2018: Generalized Mcshane's identity via Fock--Goncharov A modul space and triple ratios, Zhe Sun (YMSC, Tsinghua University & IHES), 12:45, Room MNO-E06-0615010 (6th floor 6A), CB, Geometry and Topology seminar
- 26/03/2018: Least dilatation of pure surface braids, Marissa Loving (University of Illinois), 15:00, Room MNO-E06-0615010 (6th floor 6A), CB, Geometry and Topology seminar
- 20/03/2018: A Semistochastic Model for the Carbon Content of an Ecosystem, James Broda (Bowdoin College, U.S.A.), 16:00, Room MNO 1.040, CB, General Mathematics Seminar
- 20/03/2018: Louis Ioos (Institut mathématique de Jussieu), 14:00, Room MNO-E06-0615010 (6th floor 6A), CB, Working Group Algebra, Geometry and Quantization
- 19/03/2018: About an Obata-like-equation on Riemannian manifolds, Nicolas Ginoux (Université de Lorraine), 15:00, Room MNO-E06-0615010 (6th floor 6A), CB, Geometry and Topology seminar
- 15/03/2018: Minimizers of the sharp Log entropy on manifolds with non-negative Ricci curvature and flatness, Qi ZHANG (University of California Riverside), 16h, Room MNO 1.040, CB, General Mathematics Seminar
- 12-16/03/2018: Persistant Homology PhD School, 15:00-17:00 / 10:00-12:00, CB, Doctoral School
- 12/03/2018: Affine morphisms and parallel vector fields on the compact Lorentzian 3-manifolds, Charles Boubel (Université de Strasbourg), 15:00, Room MNO-E06-0615010 (6th floor 6A), CB, Geometry and Topology seminar
- 09/03/2018: On a homotopy version of the Duflo isomorphism, Matteo Felder (University of Zurich), 14:00, Room MNO-E06-0615010 (6th floor 6A), CB, Algebra, Geometry and Quantization
- 06/03/2018: Influence of the extrinsic curvature on the equilibrium of nematic films, Luigi Vergori (University of Perugia), 16:00, Room MNO 1.020, CB, General Mathematics Seminar
- 06/03/2018: Quantum semigroups with involution and their duals, Yulia Kuznetsova (Université de Franche-Comté), 14:00, Room MNO-E06-0615010 (6th floor 6A), CB, Working Group Algebra, Geometry and Quantization
- 05/03/2018: On some theorems on spherical geometry, Athanase Papadopoulos (CNRS - Université de Strasbourg), 15:00, Room MNO-E06-0615010 (6th floor 6A), CB, Geometry and Topology seminar
- 26/02/2018: Topological algorithms for graphs on surfaces, Éric Colin de Verdière (U-PEM), 15:00, Room MNO-E06-0615010 (6th floor 6A), CB, Geometry and Topology seminar
- 22/02/2018: Non-asymptotic Analysis of MCMC Error in Bayesian Regression Models and Efficiency of MCMC Thinning, Shane Lubold, 10:30, Room MNO-E05-0515010 (5th floor 5A), CB, Probability Seminar
- 15/02/2018: Congruence graphs, Samuele Anni (Bonn), 16:00, Room MNO-E06-0615110 (6th floor 6B), CB, Number Theory Seminars
- 13/02/2018: Local-to-global rigidity, Romain Tessera (Université Paris-Saclay), 14:00, Room MNO-E06-0615010 (6th floor 6A), CB, Geometry and Topology seminar
- 05/02/2018: Similarity Manifolds after Mickaël Kourganoff, Abdelghani Zeghib (Ecole normale supérieure de Lyon), 15:00, Room MNO-E06-0615010 (6th floor 6A), CB, Geometry and Topology seminar
- 05/02/2018: Abelian varieties with everywhere good reduction over certain real quadratic fields, Lassina Dembélé, 14:00, Room MNO-E06-0615110 (6th floor 6B), CB, Number Theory Seminars
- 01/02/2018: Renormalization theory and the density functionals for a continuous product measure, Rodrigo Vargas Le-Bert (University of Camerino, Italy), 16:00, Room MNO 1.040, CB, General Mathematics Seminar
- 29/01/2018: The co-Minkowski space and an asymmetric norm on the Teichmüller space, Thierry Barbot (Université d'Avignon), 15:00, Room MNO-E06-0615010 (6th floor 6A), CB, Geometry and Topology seminar
- 24/01/2018: Multivariate second order Poincaré inequalities for Poisson functionals, Matthias Schulte (Bern University), 10:30, Room MNO-E05-0515010 (5th floor 5A), CB, Probability Seminar
- 22/01/2018: Hyperbolization on infinite type 3-manifold, Tommaso Cremaschi (Boston College), 15:00, Room MNO-E06-0615010 (6th floor 6A), CB, Geometry and Topology seminar
- 18/01/2018: Geometry in Action, and Actions in Geometry, 2d Edition. (GAAG2), Organiser:Vincent Pecastaing, Jean-Marc Schlenker, Room MNO 1.040, CB
- 17/01/18: Talk spécialisé probabilité, D. Belyaev (Oxford), 10:00, Room MNO-E05-0515010 (5th floor 5A), CB, Probability Seminar
- 16/01/2018: Geometry of Gaussian Fields, D. Belyaev (Oxford), 17:00, Room MNO 1.050, CB, General Mathematics Seminar
- 08/01/2018: Riemannian and Hermitian spaces of infinite dimension. Rigid representations of lattices, Bruno Duchesne (Nancy), 15:00, Room MNO-E06-0615010 (6th floor 6A), CB, Geometry and Topology seminar
- 08/01/2018: Constant curvature surfaces in Minkowski space, Peter Smillie (Harvard), 10:00, Room MNO-E06-0615110 (6th floor 6B), CB, Geometry and Topology seminar

### 2017

### 2016

### 2015

For earlier lectures, please refer to the pages of the respective seminars.