# 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

### 2017

- 19/12/2017: Prof. Dr. René Schoof, Università di Roma “Tor Vergata” , Title TBA, CB, room MNO 1.050, Mathematics Colloquium
- 12/12/2017: Bundle theory: the noncommutative geometry approach, Dr. Chiara Pagani, (Université de Louvain, Belgium),17:00, Room MNO 1.050, CB
- 20/11/2017: Can one hear a conic singularity, Asilya Suleymanova (Max Planck Institute for Mathematics, Bonn), 15:00, Room MNO-E06-0615440 (6th floor 6A), CB, Geometry and Topology seminar
- 08-10/11/2017: Workshop Graph complexes, props and homotopy algebras, Organiser: Sergei Merkulov, Room MNO-E06-0615350 (6th floor 6B), CB
- 31/10/2017: Constant mean curvature foliations of globally hyperbolic (2+1)-spacetimes with particles,Qiyu Chen, 11:00, Room MNO-E06-0615350 (6th floor 6B), CB, Geometry and Topology seminar
- 30/10/2017: Curve graphs for infinite-type surfaces, Federica Fanoni (University of Heidelberg), 15:00, Room MNO-E06-0615440 (6th floor 6A), CB, Geometry and Topology seminar
- 26/10/2017: Character varieties for the real forms of SL(n,C), Miguel Acosta (Nancy), 14:00, Room MNO-E06-0615440 (6th floor 6A), CB, Geometry and Topology seminar
- 24/10/2017: CutFEM: a new generation of mesh independent nite element methods for multi-physics problems, Dr. Susanne Claus (Cardiff University, U.K.), Complexity reduction in multiscale computational modelling, Dr. Pierre Kerfriden (Cardiff University, U.K.), 17:00, Room MSA 3.350, CB, General Mathematics Seminar
- 23/10/2017: Correspondence between resonances and spectrum for convex cocompact surfaces, Colin Guillarmou (Paris), 16:15, Room MNO-E06-0615350 (6th floor 6B), CB
- 19/10/2017: Introduction to the Hochschild cohomology of algebras, Nghia Thi Hieu Tran (National University of Ireland, Galway), 11:30, Room MNO-E06-0615440 (6th floor 6A), CB, Luxembourg Number TheorySeminar
- 18/10/2017: High-order winding numbers and helicity, Faik Mayah (NUI Galway), 14:00, Room MNO-E06-0615440 (6th floor 6A), CB, Geometry and Topology seminar
- 03/10/2017: Reading course on Symmetric spaces, Frédéric Paulin by Vincent Pecastaing, 13:30, Room MNO-E06-0615350 (6th floor 6B), CB, Geometry Group
- 03/10/2017: Reading seminar on the paper Random walks on the mapping class group, Joseph Maher by Binbin Xu, 11:00, Room MNO-E06-0615350 (6th floor 6B), CB, Geometry Group
- 18/07/2017: The Euclidean algorithm on the modular tree, Tuan Anh Bui (Ho Chi Minh City University of Science, Saigon, Vietnam), 14:00, Room MNO-E06-0615350 (6th floor 6B), CB, Number Theory Seminars
- 11/07/2017: The missing pieces to Steiner’s inscribability problem, Hao Chen (University of Luxembourg), 11:00, Room MNO-E05-0515440 (5th floor 5A), CB, Geometry and Topology seminar
- 27/06/2017: F_q-Local Systems on Abelian Varieties of Low p-rank, Brett Frankel (Northwestern University), 14:00, Room MNO-E05-0515440 (5th floor 5A), CB, Geometry and Topology seminar
- 20/06/2017: A spectral lower bound in a singular setting, Ilaria Mondello (Université de Paris Est Créteil), 11:00, Room MNO-E05-0515440 (5th floor 5A), CB, Geometry and Topology seminar
- 15/06/2017: Diffusion approximations via Stein's method and time changes, Mikolaj Kasprzak (Oxford University), 14:00, Room MNO-E05-0515440 (5th floor 5A), CB, Probability Seminar
- 12-14/06/2017: Teichmueller theory and geometric structures on 3-dimensional manifolds, Room BC003, CL, Geometry and topology seminar
- 08/06/2017: On asymptotic properties of linear groups, Çağrı Sert (ETH Zürich), 14:00, Room MNO-E06-0615440 (6th floor 6A), CB, Geometry and Topology seminar
- 06/06/2017: ℤ2-graded Poisson structures and their cohomology, Anne Pichereau (Université Blaise Pascal, Clermont-Ferrand), 14:00, Room MNO-E06-0615440 (6th floor 6A), CB, Working Group Algebra, Geometry and Quantization
- 01/06/2017: Categorification: merits & perspectives , or quot;what is categorification and why should I care?", Pedro Vaz (Université catholique de Louvain), 14:00, Room MNO-E06-0615440 (6th floor 6A), CB
- 29/05/2017: Selberg zeta function for hyperbolic orbifolds: transfer approach, Ksenia Fedosova (University of Gothenburg), 15:00, Room MNO-E05-0515440 (5th floor 5A), CB, Geometry and Topology seminar
- 26/05/2017: Multiple zeta values in deformation quantization, Brent Pym (University of Edinburgh), 13:15, Room MNO-E05-0515440 (5th floor 5A), CB, Geometry and Topology seminar
- 24/05/2017: Trees, geodesics and triangles on surfaces, Prof. Dr. François Labourie (Université de Nice - Sophia Antipolis), 16h-17h, room MSA 4.050 (Maison du Savoir, 4th floor), Mathematics Colloquium
- 22/05/2017: One more ergodic theorem for the free group : a guided (by a Markov chain) tour, Olga Romaskevich (ENS Lyon), 15:00, Room MNO-E05-0515440 (5th floor 5A), CB, Geometry and Topology seminar
- 16/05/2017: "Harmonic forms and deformations of embedding of Lie algebras", Yaël Frégier (Université d'Artois), 15:00, Room MNO-E06-0615440 (6th floor 6A), CB, Working Group Algebra, Geometry and Quantization,
- 08/05/2017: (Hyper-)Kähler geometry of character varieties, Brice Loustau (Rutgers University), 15:00, Room MNO-E05-0515440 (5th floor 5A), CB, Geometry and Topology seminar
- 04/05/2017: Stein kernels and applications, Max Fathi (Institut de Mathématiques de Toulouse, Université Paul Sabatier), 16:00, Room MNO-E05-0515440 (5th floor 5A), CK, Probability Seminar
- 24-28/04/2017: Series of lectures on "Integrable systems, with attention to symplectic and Poisson structures and Hamiltonian reduction", Ian Marshall (the Faculty of Mathematics of the Higher School of Economics, Moscow), 14:00, Room MNO-E06-0615440 (6th floor 6A), CB, Geometry and Topology seminar
- 24/04/2017: On the semisimplicity of geometric monodromy action in F_\ell coefficients, Chun Yin Hui (Amsterdam), 15:45, Room MNO-E06-0615350 (6th floor 6B), CB, Number Theory Seminars
- 10/04/2017: Topology of automorphism groups of parabolic geometries, Karin Melnick (Maryland), 15:00, Room MNO-E05-0515440 (5th floor 5A), CB, Geometry and Topology seminar
- 04/04/2017: "The derived Riemann-Hilbert correspondence", Mauro Porta (University of Pennsylvania), 14h-15h30, MNO 615440 (6A), Working Group Algebra, Geometry and Quantization
- 31/03/2017: Additional seminar, Iordan Iordanov, 11:00, Room MNO-E05-0515440 (5th floor 5A), CB, Geometry and Topology seminar
- 30/03/2017:
__Part 2__A concrete example of complete multifractal analysis: the Bernoulli measure, Stéphane Seuret (Paris-Est University and Luxembourg University), 13:00, Room MNO-E05-0515440 (5th floor 5A), CB, Probability Seminar - 28/03/2017: SL(3,C), PU(2,1) and the Whitehead link complement, Pierre Will (Grenoble), 15:00, Room MNO-E05-0515440 (5th floor 5A), CB, Geometry and Topology seminar
- 24/03/2017:
__Part 1__A concrete example of complete multifractal analysis: the Bernoulli measure, Stéphane Seuret (Paris-Est University and Luxembourg University), 13:00, Room MNO-E05-0515440 (5th floor 5A), CB, Probability Seminar - 24/03/2017: Hitchin components for fundamental groups of 2-orbifolds, Florent Schaffhauser (Universidad de Los Andes, Colombia), 11:00, Room MNO-E05-0515440 (5th floor 5A), CB, Geometry and Topology seminar
- 21/03/2017: Algebraic and topological properties of big mapping class groups, Nicholas Vlamis (Michigan), 11:00, Room MNO-E05-0515440 (5th floor 5A), CB, Geometry and Topology seminar
- 20/03/2017: The (asymptotic) location of eigenvalues of a representation in the Hitchin component, Andrés Sambarino (Jussieu), 15:00, Room MNO-E05-0515440 (5th floor 5A), CB, Geometry and Topology seminar
- 13/03/2017: High-temperature spectral gap for dynamical systems, Benoît Kloeckner (Créteil), 15:00, Room MNO-E05-0515440 (5th floor), CB, Geometry and Topology seminar
- 06/03/2017: Bubbling complex projective structures with quasi-Fuchsian holonomy, Lorenzo Ruffoni (Unibo), 15:00, Room MNO-E05-0515330 (5th floor), CB, Geometry and Topology seminar
- 03/03/2017: The Widom-Rowlinson model under spin flip: Immediate loss and sharp recovery of quasilocality Dr. Benedikt Jahnel (WIAS Berlin), 11:00, Room MNO-E05-0515330 (5th floor), CB, Probability Seminar
- 09/02/2017: Random matrices with correlated entries, Marwa Banna (Saarland University), 14:00, Room B04, CK, Probability Seminar
- 07/02/2017: Virtual self-similarity, crossing avoidance, and the fragility of cusp forms, Chris Judge (Indiana University), 16:00, Room B02, CK, General Mathematics Seminar
- 30/01/2017: Arthquakes on hyperbolic surfaces with closed geodesic boundary, Daniele Rosmondi (Pavia), 15:00, Room B24A, CK, Geometry and Topology seminar
- 19/01/2017: An integration by parts on "space of loops", Takafumi AMABA (Ritsumeikan University, Japan), 14:30, Room B04, CK, Probability Seminar
- 17/01/2017: Analytic and topological torsion, Daniel Matei (IMAR Bucharest), 12:30, Room G002, CK, Reading Seminar on Geometry
- 16/01/2017: The number of non-negatively curved triangulations of the sphere, Peter Smillie (Harvard), 15:00, Room B24, Geometry and Topology seminar
- 12/01/2017: The Malliavin Derivative Evaluated along a Stopped Path: applications, and generalization of the definition, Henry SCHELLHORN (Claremont Graduate University), 15:00, Room B04, CK, Probability Seminar
- 09-13/01/2017: QUANTMOD-Quantization and Moduli Spaces, Organiser: Jorgen Andersen (Aarhus University), Ozgur Ceyhan, Francois Petit, Martin Schlichenmaier, Room C02, CK

### 2016

### 2015

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