Mathematics at the university of Göttingen

Mathematics at the university of Göttingen

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Meetings of the mathematical society since winter term 2013/14

Current Meetings

winter 2022/23, summer 2022, winter 2021/22, summer 2021, winter 2020/21, summer 2020, winter 2019/20, summer 2019, winter 2018/19, summer 2018, winter 2017/18, summer 2017, winter 2016/17, summer 2016, winter 2015/16, summer 2015, winter 2014/15, summer 2014, winter 2013/14

Meetings in winter term 2022/23 on Thursdays 16:15 pm
Date	Guest	Topic of the talk
November 3rd	cancelled	---
November 17th	Brian Street, University of Wisconsin-Madison	Maximal Subellipticity
December 1st	cancelled	---
January 12th	Valentin Blomer, Universität Bonn	Equidistribution: number theory and dynamics
January 19th	Katja Lengnink, Justus-Liebig-Universität Gießen	Mathematik in öffentlichen Argumentationen - Bildungsziele, Beispiele, Unterricht
January 26th	Fabien Pazuki, University of Copenhagen	Elliptic curves and isogeny volcanoes
Februar 9th	available	tba

Meetings in summer term 2022 fortnightly on Thursdays 16:15 pm
Date	Guest	Topic of the talk
April 28th	Christian Bär, Universität Potsdam	Positive scalar curvature on manifolds with boundary
May 12th	Birgit Richter, Universität Hamburg	Algebraic models for topological spaces
June 9th	Gunther Cornelissen, Universiteit Utrecht	Is there a prime number theorem in algebraic groups?
June 30.th	Maarten Solleveld, Radboud Universiteit Nijmegen	Toy cases of the Langlands program

Meetings in winter term 2021/22 fortnightly on Thursdays 16:15 pm online via Zoom
Date	Guest	Topic of the talk
November 11th	Roberto Longo, University of Rome Tor Vergata	The Modular Hamiltonian and Classical/Quantum Information Theory
November, 18th	Clara Löh, Universität Regensburg	Computations in bounded cohomology
December 2nd	Lars Kühne, University of Copenagen	The uniform Bogomolov conjecture for algebraic curves
December, 16th	canceled	tba
January 27th	Gabriel Dill, University of Oxford	On the Zilber-Pink conjecture for complex abelian varieties and distinguished categories
10. Februar	Taro Fujita, University of Exeter	On explanatory proofs in school mathematics

Meetings in summer term 2021 fortnightly on Thursdays 16:15 pm online via Zoom
Date	Guest	Topic of the talk
April 22nd	canceled	---
May 6th	canceled	---
May 20th	Nils Waterstraat, Martin-Luther-Universität Halle-Wittenberg	Spectral Flow and Bifurcation
Juni 3rd	Ahmad El-Guindy, The American University in Cairo	A new class of Drinfeld hypergeometric functions related to modular identities
June 17th	Victoria Cantoral Farfán, Universität Göttingen	Frobenius traces: equidistribution and related topics
July 1st	canceled	---
July 15th	Dierk Schleicher, Université d'Aix-Marseille	"The Weierstrass root finder is not generally convergent"

Meetings in winter term 2020/21, fortnightly on Thursdays 16:15 pm (Zoom)
Date	Guest	Topic of the talk
November 12th	Damaris Schindler, Universität Göttingen	Counting rational points on and close to algebraic varieties
November 26th	Simone Warzel, TU München	An invitation to quantum spin glasses
December 10th	Frank Gounelas, Universität Göttingen	Classification of varieties and rational curves
January 14th	Nóra Szakács, University of York	Simplicity of Nekrashevych algebras of contracting self-similar groups
January 28th	Henning Körner, Studienseminar Oldenburg	„Wachstum mit Differentialgleichungen in der Schule - warum und wie?“
February 11th	Thomas Zeuch, Universität Göttingen	Raum und Zeit in Physik und Chemie: die kontinuierlichen Noetherschen Symmetrien im Lichte der Statistischen Mechanik

No meetings in summer term 2020 because of the corona pandemie.
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Meetings in winter term 2019/20, on Thursdays 16:15 pm
Date	Guest	Topic of the talk
October 24	canceled	---
Oktober 31st	public holiday	---
November 7th	O. M. Sharkovsky, Institute of the National Academy of Sciences of Ukraine	Descriptive theory of chaos
November 14th	Robert C.Vaughan, Penn State University	A matrix connected with the Riemann Hypothesis
November 21th	Sitzung fällt aus	---
November 28th	Sören Kleine, Universität der Bundeswehr München	On stabilisation phenomena in Iwasawa theory
December 5th	Vincentes Cortés, Universität Hamburg	Generalized connections and integrability
December 12th 14:15-17:15	Mechthild Koreuber, FU Berlin, Mina Teicher, Bar-Ilan University, Israel	Emmy Noether, the Noether School and the Change of Mathematical Thinking. Emmy Noether - my role model
December 19th	Martin Grötschel, Präsident BBAW	Mathematik und Digital Humanities
January 9th	Carla Cederbaum, Universität Tübingen	On CMC-foliations of asymptotically Euclidean manifolds
January 16th	Maike Abshagen, Inst.f.Qualitätsentwicklung an Schulen in Schleswig-Holstein	Sprachbildung im Mathematikunterricht - dafür haben Sie Zeit?
January 23rd	Ivan Fesenko, University of Nottingham	From Teichmüller to Mochizuki: arithmetic-anabelian IUT, its effective version and applications
January 30th	Sebastian Bauer, Universität Göttingen	Modellieren mit den Mitteln der Differential- und Integralrechnung im Mathematikunterricht - eine Bestandsaufnahme und ein konstruktiver Vorschlag
February 6th	Georg Tamme, Universität Regensburg	Excision in algebraic K-theory

Meetings in summer term 2019 on Thursdays 16:15 pm
Date	Guest	Topic of the talk
April 18th.	Roger Heath-Brown, University of Oxford	Counting Rational Points on Lines and Conics
April 25th	Alexei Pantchichkine, University Grenoble - Alpes	Weakly motivic Shimura's zeta functions via p-adic L-functions
May 2nd	Chris McDaniel, Endicott College Massachusetts	Connected Sums of Graded Artinian Gorenstein Algebras
May 9th	Prof. Junzo Watanabe, Tokai University, Japan	The resultant of quadratic binomials
May 16th	Petra Schwer, Universität Magdeburg	Was sind Gebäude und wozu sind sie gut?
May 23rd	Michal Berkowitz, ETH Zürich	Cognitive predictors of achievements in higher STEM education: the case of spatial ability and mathematics: the case of spatial ability and mathematics
May 30th	Public holiday	---
June 6th, 18:30h Aula, Wilhelmsplatz 1	László Székelyhidi, (Universität Leipzig)	Gauß-Vorlesung der DMV: Schöne Monster in der Mathematik
June 13th	Pablo Ramacher, Universität Marburg	Singular reduction and quantization
June 20th	Rui Loja Fernandes, University of Illinois at Urbana-Champaign	Associativity and Integrability
June 27th	Ralf Köhl, Universität Gießen	Finiteness properties of S-arithmetic groups in positive characteristic
July 4th	Anke Pohl, Universität Bremen	Thermodynamic formalism and cohomology for resonance states of Laplace-Beltrami operators
July 11th	Gregory Ginot, Université Paris 13	Ideas of persistence homology
July 18th	Huilin Zhu, Xiamen University	On Pure Ternary Exponential Diophantine Equations

Meetings in winter term 2018/19 on Thursdays 16:15 pm
Date	Guest	Topic of the talk
October 18th	Jean-Marc Deshouillers, University Bordeaux	Piatetski-Shapiro sequences in arithmetic progressions
October 25th	Michael Range State University of New York at Albany and Park City	Von Descartes zu einem elementaren und natürlichen Zugang zur Differentialrechnung und Analysis
November 1st	Hao Chen, Universität Göttingen	New triply periodic minimal surfaces of genus 3
Colloquium on the occasion of the 80th birthday of Tammo tom Dieck, November 8th
November 8th, 16:15-17:15	Wolfgang Lück (U Bonn)	Classifying spaces for families and the Farrell-Jones Conjecture
November 8th, 17:40-18:40	Holger Reich (FU Berlin)	Topological cyclic homology
November 15th	Sabrina Kombrink, Göttingen	The Steiner formula for sets with irregular boundary - and what information on the sound of a drum with irregular boundary it can reveal
November 22nd	Zeev Rudnick, Tel-Aviv University	Angles of Gaussian primes
November 29th	Boris Girnat, Universität Hildesheim	Elementargeometrie in der gymnasialen Sekundarstufe I aus Lehrersicht und aus Schulbuchpraxistba
December 6th	Andreas-Stephan Elsenhans, Universität Paderborn	K3 surfaces, their Picard groups and Endomorphism rings
December 13th, 14:00	Memorial Symposium for Professor Erhard Heinz (1924-2017)	Announcement
December 20th	Gábor Szabó, KU Leuven	On classification of C*-algebras and their dynamics
January 10th	Martin Bordemann Université de Haute Alsace	Modules and morphisms in deformation quantization
January 17th	Trevor Wooley University of Bristol	A translation-invariant perspective on arithmetic (and) harmonic analysis
January 24th	Markus Röser, Universität Hamburg	Higgs bundles, Harmonic Maps and Twistor lines
January 31st	Sebastian Hensel, LMU München	The geometry of handlebody groups

Meetings in summer term 2018 on Thursdays 16:15 pm
Date	Guest	Topic of the talk
April 12th	Robert Simon, London School of Economics	Optimization and paradoxical decompositions
April 19th	Vladimir Salnikov, La Rochelle University, France	Graded geometry in physics: above and beyond
April 26th	Ulrich Krähmer, Technische Universität Dresden	Quantum symmetries of classical spaces
May 3rd	Martin Bracke, TU Kaiserslautern	Modellierung, Forschendes Lernen und die Rolle des „M“ in MINT
May 10th	Public holiday	---
May 17th	Jerzy Kaczorowski, Universität Posen	On the standard twist of L-functions
May 24th	Giorgio Trentinaglia, Instituto Superior Técnico Lisbon	Obstruction problems for geometric structures of compact type
May 31st	Hermann Schulz-Baldes, Friedrich-Alexander Universität Erlangen-Nürnberg	Finite volume calculations of K-theory invariants
June 7th	Norbert Schappacher, Universität Strasbourg	Hermann Weyls „Das Kontinuum“ von 1918. Zum hundertsten Geburtstag eines Kriegsbuches
June 14th	Veronique Fischer, University of Bath	Semi-classical analysis on Lie groups
June 21st	Régis de la Bretèche, Universität Paris	Gál´s sums and applications (pdf)
June 28th	Franziska Jahnke, WWU Münster	Bewertungen in der Modelltheorie
July 5th	canceled	---
July 12th	canceled	---

Meetings in winter term 2017/18 on Thursdays 16:15 pm
Date	Guest	Topic of the talk
October 19th	Raphael Zentner, Universität Regensburg	Irreducible SL(2,C)-representations of integer homology 3-spheres
October 26th	canceled	---
November 2nd	canceled	---
November 9th	canceled	---
November 16th	Günter Harder, MPI f. Mathemaik, Bonn	Special values of L-functions
November 23rd	Daniel Grieser, Universität Oldenburg	Mathematisches Problemlösen und Beweisen: Entdeckendes Lernen in der Studieneingangsphase
November 30th	Walter Gubler, Universität Regensburg	Non-archimedean Monge-Ampère equations
December 7th	Felix Finster, Universität Regensburg	Causal fermion systems and quantum field theory
December 14th	Beatrice Pozzetti, Universitä Heildelberg	Ultralimits of maximal representations
December 21st	Nadine Grosse, Universität Freiburg	Boundary value problems on manifolds with applications to singular domains
January 11th	Peter Müller, LMU München	Changing boundary conditions and the spectral shift
January 18th	Johannes Kellendonk Université Claude Bernard, Lyon	Topological invariants for insulators via pairings between cyclic cohomology and K-theory
January 25th	Jie Lin, CNRS Paris	On special values of automorphic L-functions
February 1st	Volker Heiermann, Université d'Aix-Marseille	Local Langlands correspondence for classical groups and affine Hecke algebras
February 8th	Takao Satoh, University of Bonn, Tokyo University of Science	On the Andreadakis conjecture of the automorphism groups of free groups

Meetings in summer term 2017 on Thursdays 16:15 pm
Date	Guest	Topic of the talk
April 13th	canceled	---
April 20th	Friedrich Martin Schneider, TU Dresden	Extremely amenable groups
April 27th	Nathalie Wahl, Universität Kopenhagen	Homological stability: a powerful tool
May 4th	László Székelyhidi, Universität Leipzig	The h-principle in fluid mechanics: non-uniqueness and energy dissipation
May 11th	Alexander Rahm, Universität Luxemburg	What cohomology of arithmetic groups, orbifold cohomology and topological K-theory have in common
May 18th	Ralph Kaufmann, Purdue University	Feynman categories and their applications
May 25th	public holiday	---
June 1st	Ulf Kühn, Universität Hamburg	On multiple q-zeta values (Abstract: A new class of multiple q-zeta values was found by Bachmann while studying multiple Eisenstein series)
June 8th	Ruxandra Moraru, University of Waterloo	The Kobayashi-Hitchin correspondence
June 15th	Dierk Schleicher, Jacobs Universität Bremen	On Thurston's vision in geometry, topology, and dynamics
June 22nd	Walther Dietrich Paravicini, Göttingen	Antrittsvorlesung
June 29th	Markus Pflaum, University of Colorado	Stratifizierte Gruppoide und Hochschild Homologie von Konvolutionsalgebren
July 6th	Chiara Esposito, Universität Würzburg	Drinfeld Twist: Strength and Limits
July 13th	Nalini Anantharaman, Universität Straßburg	Quantum ergodicity

Meetings in winter term 2016/17 on Thursdays 16:45 pm
Date	Guest	Topic of the talk
October 20th	Nigel Higson, Penn State University	On Weyl's spectral decomposition theorem
October 27th	Silvia Sabatini, Universität Köln	A bridge from reflexive polytopes to symplectic geometry
November 3rd	Henryk Iwaniec, Rutgers University	The critical zeros of L-functions
November 10th	canceled	---
November 17th	canceled	SPIRIT 2016: Winterschool in Göttingen
November 24th	Pavol Severa, Universität Genf	Braids, associators, and quantization of moduli spaces
December 1st	Catharina Stroppel, Universität Bonn	From Kleinian singularities to categorification and representation theory
December 8th	Dorin Andrica, Babes-Bolyai University	Some unexpected connections between Analysis, Combinatorics and Number Theory (pdf)
December 15th	Felix Otto, MPI Leipzig	Effective behavior of random media: From an error analysis to elliptic regularity theory
December 22nd	Leandro Vendramin, University of Buenos Aires	The combinatorics of the Yang-Baxter equation
January 12th	Bas Janssens, University of Utrecht	Central extensions of Lie groups by transgression on mapping spaces
January 19th	Weiyi Zhang, Warwick University	Geometric structures, Gromov norm and Kodaira dimensions
January 26th	Prof. Dr. Paul Baum, Penn State University	BEYOND ELLIPTICITY
February 2nd	Christoph Bohle, Universität Tübingen	Differential Geometry and Integrable Systems (or why beautiful shapes are represented by beautiful formulae)
09. Februar	Ramla Abdellatif, University Amiens	Iwahori-Hecke modules and smooth representations of the p-adic SL (2) in characteristic p (pdf)

Meetings in summer term 2016, on Thursdays 16:45 pm
Date	Guest	Topic of the talk
April 14th	Ulf-Hermann Krüger, Gymnasium Syke	Der niedersächsische Schulversuch LEMAMOP
April 21rd	Thomas Willwacher, Zürich	Rational homotopy theory of the little n-disks operads
April 28th	John Coates, Cambridge	The Conjecture of Birch and Swinnerton-Dyer
May 5th	public holiday	---
May 12th	canceled	---
May 19th	Ivan Dimitrov, Kingston	Weight representations of gl(∞)
May 26th	Søren Eilers, Kopenhagen	The complete classification of Cuntz-Krieger algebras
June 2nd	canceled	---
June 9th	Sergei Ludkowski, Moskau	Calculus of bounded operators with local spectra
June 16th	Luis Lomeli, Valparaiso	Automorphic L-functions and Langlands functoriality for the classical groups in characteristics p
June 23rd	Hans-Dietrich Gronau, Rostock	Von den Mathematik-Olympiaden bis zur mathematischen Forschung
June 30th	Markus Reineke, Ruhr-Universität Bochum	Character varieties of free groups
July 7th	Kannan Soundararajan, Stanford	Unexpected biases in the distribution of consecutive primes
July 14th	Yuri Tschinkel, New York University	Rationality problems

Meetings in winter term 2015/16, on Thursdays 16:45 pm
Date	Guest	Topic of the talk
October 29th	James F. Davis, Indiana	Bordism of L²-acyclic manifolds
November 5th	Pierre Bieliavsky, Louvain la Neuve	Revisiting the hyperbolic plane: a functional analytical view point
November 12th	Johann Sjuts, Osnabrück	Denk-, Verstehens- und Lernprozesse in Mathematik durch die fachdidaktische Forschungsbrille betrachten – ein Ansatz für eine wirksame Lehrerausbildung?! (pdf)
November 19th	David Wraith, Maynooth University	Spaces and moduli spaces of Riemannian metrics: a survey
November 26th	Wojtek Gajda, Poznan	Geometric Galois representations and Abelian varieties
December 3rd	Ivan Blanco Chacon, Dublin	A p-adic Gross-Zagier formula for Hilbert modular forms
December 10th	Qingtao Chen, ETH Zürich	New developments in knot theory: Congruent skein relations, Cyclotomic expansion and Volume Conjecture
December 17th	The talk was postponed	---
January 7th	Janko Latschev, Hamburg	Relative contact homology, string topology and the cord algebra
January 14th	Melvyn Nathanson, New York	Problems and results in additive number theory (pdf)
January 21st	Michael Pevzner, Reims	On symmetry breaking operators for branching rules of real reductive Lie groups
January 28th	Paul Kirk, Indiana University	Geometry of SU(2) representations of fundamental groups of 2 and 3-manifolds
February 4th	Ilka Agricola, Marburg	How to classify homogeneous spaces...and why we should care about them
February 11th	Andriy Haydys, Bielefeld	The Seiberg-Witten equations in dimension three

Meetings in summer term 2015, on Thursdays 16:45 pm
Date	Guest	Topic of the talk
April 16th	Roman Sauer, Karlsruhe	Mostow rigidity with locally compact targets
April 23rd	Sylvie Paycha, Potsdam	The residue of meromorphic functions with linear poles and the geometry of cones, (based on joint work with Li Guo and Bin Zhang)
April 30th	Theodore Voronov, Manchester	Volumes of classical supermanifolds
May 7th	Lizhen Ji, University of Michigan	Geometry and compactification of locally symmetric spaces of infinite volume
May 14th	public holiday	---
May 21st	Andreas Nickel, Bielefeld	Stark-type conjectures
May 28th	Renate Tobies, Jena	Vom Kindergarten bis zur Universität muss der mathematische Unterricht verbessert werden! (Zitat von Felix Klein)
June 4th	Martin Olbrich, Luxemburg	Transfer operators, resonances, and group cohomology for hyperbolic manifold of infinite volume
June 11th	canceled	---
June 18th	Konrad Waldorf, Greifswald	Loop group geometry and gerbes
June 25th	Morten Risager, Kopenhagen	The hyperbolic circle problem
July 2nd	Stephan Elsenhans, Paderborn	Computation of Galois groups
July 9th	Matthew Ando, Illinois University	String structures and parametrized field theories
July 16th	Andreas Eichler, Kassel	Kompetenzorientierter Unterricht in der Sekundarstufe I mit dem Rechner

Meetings in winter term 2014/15, on Thursdays 16:45 pm
Date	Guest	Topic of the talk
October 23rd	Victor Nistor, Université de Lorraine	Analysis on Lie manifolds
October 30th	canceled	---
November 6th	Boris Okun (z.Z. MPI Bonn)	Action Dimension and L²-homology
November 13th	Susanne Prediger, Dortmund	Sprache als Nadelöhr zur Mathematik? Herausforderungen und Möglichkeiten für sprachfördernden Mathematikunterricht
November 20th	Manfred Einsiedler, ETH Zürich	Equidistribution of closed orbits on homogeneous spaces
November 27th	Martin Henk, TU Berlin	Polytopes, successive minima, and the logarithmic Minkowski problem (pdf)
December 4th	canceled	---
December 11th	Hartmut Weiß, Kiel	Der Higgs-Bündel Modulraum - geometrische und analytische Aspekte
December 18th	Gabor Domokos, Budapest	Arnold's problem, the Gömböc and the evolution of pebble shapes (pdf)
January 8th	Oliver Labs und David E. Rowe, Maynz	Altes und neues über Kubik- und Quartikflächen
January 15th	Matthias Lesch, Bonn	Spektralgeometrie des nichtkommutativen Torus
January 22nd	Alain Valette, Neuchatel (Schweiz)	The Kadison-Singer problem (pdf)
January 29th	canceled	---
February 5th	João Faria Martins, Lissabon	Crossed modules of Hopf algebras and quantum two-dimensional holonomy

Meetings in summer term 2014, on Thursdays 16:45 pm
Date	Guest	Topic of the talk
April 24th	Ulrich Derenthal, Hannover	Rationale Punkte auf kubischen Hyperflächen
May 1st	public holiday	---
8. May 8th	Bernhard Krötz, Paderborn	Reelle Sphärische Varietäten
May 15th	Z. Hajto, Krakau	On real and p-adic Picard-Vessiot fields
May 22nd	Wolfgang Riemer, Köln	Lebendige Statistik: „Ich erkenne das Geschlecht am Schriftbild, denn Mädchen schreiben schöner als Jungen.“ Blankes Vorurteil oder bittere Realität? (pdf)
May 29th	public holiday	---
June 5th	Winfried Scharlau, Münster	Auf dem Weg zum Satz von Riemann-Roch - Grothendieck und Hirzebruch 1940-1960
June 12th	Patrick Dehornoy, Caen	Set theory fifty years after Cohen
June 19th	Friedrich Wagemann, Nantes	Crossed modules of groups in Algebra and Topology (pdf)
June 26th	Harald Helfgott, Paris	Growth in groups: ideas and perspectives
July 3rd	Francois Apéry, Strassburg	Romboy homotopy and Gastrulation
July 10th	Raúl Quiroga Barranco, CIMAT, Guanajuato, Mexico	Discrete series representations and Toeplitz operators (pdf)
July 17th	Thomas Krainer, Penn State Altoona	The heat trace, zeta-function, and resolvent of elliptic operators on conic manifolds
July 24th	Oliver Baues, Göttingen	Deformation and rigidity of lattices in solvable Lie groups

Meetings in winter term 2013/14, on Thursdays 16:45 pm
Date	Guest	Topic of the talk
October 24th	Stefaan Vaes, Leuven	Von Neumann algebras and ergodic theory of group actions
October 31st	Günter Harder, Bonn	Gemischte Motive, Modulformen und explizite Zahlentheorie
November 7th	Alexander Grigoryan, Bielefeld	Counting negative eigenvalues of Schroedinger operators
November 14th	Ryszard Nest, Kopenhagen	Index and determinant of n-tuples of commuting operators (dvi)
November 21st	Timo Leuders, PH Freibug	Entdeckendes Lernen lernen - Eine empirische Studie zur Förderung von Kompetenzen des innermathematischen Experimentierens
November 28th	canceled	---
December 5th	Bernd Sturmfeld, Berkeley	Maximum Likelihood for Matrices with Rank Constraints
December 12th	Jean Renault, Orleans	Amenable groupoids and applications (pdf)
December 19th	Margit Rösler, Paderborn	Heckman-Opdam hypergeometric functions and harmonic analysis
January 9th	Tobias Weth, Frankfurt	Nichtlineare Schrödingergleichungen mit indefiniter Variationsstruktur"
January 16th	Christoph Wockel, Hamburg	Topological group cohomology for Lie groups
January 23rd	Valdemar Tsanov, Bochum	Branching laws and the Borel-Weil-Bott theorem
January 30th	Domenico Fiorenza, Rom	Abel, Jacobi, and the double homotopy fiber
February 6th	Damien Gaboriau, Lyon	Measured Group Theory, Percolation and Non-Amenability (pdf)