Date | Place/Event | Title | Notes |
28/06/2017 | Mathematikkolloquium, Universität Oldenburg, Germany | On the arithmetic of modular forms | [slides] |
15/06/2017 | Workshop on Arithmetic and Computation 2017, KU Leuven, Belgium | On the arithmetic of modular forms | [slides] |
08/06/2017 | Israel Algebra and Number Theory Day, Bar Ilan University | On Galois representations of weight one | |
07/06/2017 | Field Arithmetic Seminar, University of Tel Aviv | On certain finiteness questions in the arithmetic of Galois representations | |
11/04/2017 | Séminaire de théorie des nombres Clermont-Ferrand | Sur les représentations galoisiennes des formes modulaires de Hilbert de poids un en caractéristique p | |
19/01/2017 | Séminaire de théorie des nombres Besancon | Sur les représentations galoisiennes des formes modulaires de Hilbert de poids un en caractéristique p | |
16/08/2016 | Galois Representations and Automorphic Forms, Bedlewo | On Galois representations of mod p Hilbert eigenforms of weight one | |
13/11/2015 | Copenhagen, Arithmetic Geometry Days 2015 | On Galois representations of mod p Hilbert eigenforms of weight one | |
24/06/2014 | Number Theory Days Lille | Automorphic Galois representations in the inverse Galois problem | |
13/03/2014 | CIRM, Luminy, Théorie des Nombres et Applications | Applying modular Galois representations in the Inverse Galois Problem | |
10/02/2014 | Strasbourg, Séminaire Arithmétique et géométrie algébrique | Sur les représentations galoisiennes en théorie de Galois inverse | |
05/02/2014 | Oberwolfach, Workshop on Langlands Correpsondence and Constructive Galois Theory | Applying modular Galois representations to the Inverse Galois Problem | [Typed lecture notes] |
27/01/2014 | Köln, Number Theory Seminar | On equidistribution of signs and the Sato-Tate conjecture | |
24/10/2013 | Leiden, Algebra Seminar | Images of Galois representations and the inverse Galois problem | |
27/09/2013 | Besancon, Conférence: Méthodes algébriques et explicites en théorie des nombres | On symplectic Galois representations and the inverse Galois problem | |
28/08/2013 | Copenhagen, Workshop: Arithmetic of modular forms and related topics | On Serre weights and discriminants | |
05/07/2013 | Leonardo Summer School, Luxembourg | Beschleunigung durch Abstraktion | [Material.] |
23/04/2013 | CIRM Luminy, Représentation galoisiennes et théorie de Hodge p-adique : aspects théoriques et effectifs | Questions on Galois Representations Modulo Prime Powers | |
19/04/2013 | Bonn, Hausdorff Institute, Research Conference Arithmetic and Geometry | Symplectic Galois representations and applications to the inverse Galois problem | |
2-4/4/2013 | Higher School of Economics, Moscow | Four lectures on Modular Galois Representations and Applications | [Typed lecture notes] |
02/02/2013 | 85. Arbeitstagung Allgemeine Algebra, Luxemburg | Modular forms and the inverse Galois problem | [Slides] |
17/01/2013 | Oberseminar Arithmetic and Algebraic Geometry, University of Duisburg-Essen | Modular forms and the inverse Galois problem | |
19/09/2012 | DMV-Jahrestagung 2012, Saarbrücken | Modulformen und das inverse Galois-Problem | [Slides (in English)] |
30/05/2012 | Tel Aviv University | Symplectic Galois representations and applications to the inverse Galois problem | |
30/05/2012 | Bar Ilan University | On modular Galois representations modulo prime powers | |
12/05/2012 | Kassel, Computeralgebratagung 2012 | Modulare Galois-Darstellungen und Computeralgebra | |
06-10/02/2012 | American University of Beirut | Four lectures on modular forms and Galois representations | [Typed lecture notes.] |
19/01/2012 | CIRM, Luminy, Théorie des nombres et applications | Symplectic Galois representations and applications to the inverse Galois problem | |
5-9/12/2011 | University of Copenhagen | Lectures on Modular Galois Representations Modulo Prime Powers | [Extended lecture notes.] |
21/03/2011 | Universität Magdeburg | Was Modulformen uns über Zahlentheorie lehren - der unverzweigte Fall | |
17/03/2011 | CIRM, AGCT 13 | On modular Galois representations modulo prime powers | |
21/02/2011 | Aachen, Erste Jahrestagung des SPP 1489 | Die Serresche Modularitätsvermutung und Computer-Algebra | |
20/01/2011 | Université du Luxembourg | Galois Representations in Theory and Computation | |
29/11/2010 | Paris, Séminaire de théorie des nombres de Jussieu | Sur les représentations galoisiennes de poids un | |
25/11/2010 | Lyon | Sur les représentations galoisiennes de poids un | |
13/08/2010 | Essen, GTEM-Day | Galois Representations and the Inverse Galois Problem | |
14/07/2010 | Paderborn | Was Modulformen uns über Zahlentheorie lehren - der unverzweigte Fall | |
09/07/2010 | CRM Barcelona, Modularity Conference | On Galois Representations of Weight One | |
02/06/2010 | Essen, Verleihung des Gottschalk-Diederich-Baedeker-Preises | Was Hecke uns über Galois lehrt. | [Video presentation.] |
01/06/2010 | Essen, Mathematische Miniaturen II | Modulformen in Zahlentheorie und Geometrie - vom Vierquadratesatz zum letzten Satz von Fermat - | [Video presentation.] |
21/05/2010 | Goethe-Universität Frankfurt | Was Modulformen uns über Zahlentheorie lehren - der unverzweigte Fall | |
18/05/2010 | Leuven, GTEM Workshop on Compuational Number Theory and Geometry | On Galois Representations of Weight One | |
28/01/2009 | Essen, Forschungsseminar on the Eigencurve | Properties of the Eigencurve | [Notes.] |
11/12/2009 | Uludag University, Bursa | Computational Aspects of Serre's Modularity Conjecture | |
30/11/2009 | Luminy, Théorie des nombres et applications | Asymptotic behaviour of arithmetic properties of coefficients of modular forms | [Video presentation.] |
16/11/2009 | Copenhagen | Computing congruences of modular forms modulo prime powers | [Video Presentation.] |
07/09/2009 | Third Annual GTEM Conference, Warwick | Computing congruences of modular forms modulo prime powers | [Video Presentation.] |
17/07/2009 | Regensburg, Seminar der Forschergruppe | Modulformen und das inverse Galois-Problem | [Notes on request.] |
23/04/2009 | Essen, IEM, Beiratskolloquium | Zur Asymptotik von Modulformen - Wolken und deren Grenzen | [Video presentation.] |
23/04/2009 | Essen, Schulstunde zum Girls' Day | Zahlen und das Hüten von Geheimnissen | [Material.] |
03/04/2009 | Luminy, Arithmétique, géométrie, cryptographie et théorie des codes (AGCT) | Computing congruences of modular forms modulo prime powers | [Video presentation.] |
27/03/2009 | Luminy, ESF Exploratory Workshop on CURVES, CODING THEORY, AND CRYPTOGRAPHY | Computing (with) Modular Forms | [Video presentation.] |
11/03/2009 | Clermont-Ferrand | Sur la multiplicité des représentations galoisiennes de poids un | [Notes on request.] |
10/03/2009 | Clermont-Ferrand | Quelques questions asymptotiques pour les formes modulaires | [Notes and video presentation on request.] |
22/01/2009 | Essen, Forschungsseminar on p-adic Galois representations | Semi-stable representations and filtered (phi,N)-modules | [Notes.] |
19/12/2008 | Barcelona | One element generation of the coefficient field of a newform | [Notes and video presentation on request.] |
15/12/2008 | Leiden | A new result in inverse Galois theory using modular forms | [Notes on request.] |
13/11/2008 | Poznan | Modular Forms in Inverse Galois Theory | [Notes on request.] |
06/11/2008 | Besançon | Formes modulaires en théorie de Galois inverse | [Notes on request.] |
06/11/2008 | Besançon | Sur les multiplicités de représentations galoisiennes de poids un | [Notes on request.] |
26/08/2008 | Southampton | Serre's Modularity Conjecture - an Explicit Cohomological Description | [Notes on request.] |
17/07/2008 | Essen, Forschungsseminar on Quaternion Algebras | The Galois Representation Attached to a Hilbert Modular Form | [Notes.] |
18/06/2008 | Essen, IEM | Around coefficient fields of families of modular forms | [Notes on request.] |
14/06/2008 | Essen, Tag der Mathmematik | Über das Hüten von Geheimnissen (Populärer Vortrag) | [Video presentation.] |
04/06/2008 | Essen, Kleine Form | Zahlentheorie und Geometrie: alltäglich?! (Populärer Vortrag) | [Video presentation.] |
27/05/2008 | Universität Kassel | Modulformen in der inversen Galois-Theorie | [Notes on request.] |
14/05/2008 | Universität Düsseldorf | Modular Forms in Inverse Galois Theory | [Notes on request.] |
08/05/2008 | Universität Hannover | Anwendung von Modulformen in inverser Galois-Theorie | [Notes on request.] |
20/02/2008 | Bristol | On the generation of the coefficient field of a modular form | [Notes and video presentation on request.] |
31/02/2008 | IML, Marseille-Luminy, Arithmétique et théorie de l'information | Sur les coefficients de formes modulaires | [Notes and video presentation on request.] |
22/01/2008 | Essen, IEM, Workshop Arithmetic Geometry | On the coefficient field of a newform | [Notes and video presentation on request.] |
06/11/2007 | Berlin, Humboldt-Universität | On the generation of the coefficient field of a newform by one Hecke eigenvalue | [Notes on request.] |
21/09/2007 | Leiden, Lorentz Center, Workshop "Galois Theory and Explicit Methods" | Modular Forms in Inverse Galois Theory | [Notes on request.] |
14/06/2007 | Essen, Forschungsseminar zur Einführung in die Theorie der automorphen Formen | Lokale L-Funktionen, der lokale Führer und ein Resümee des Zusammenhangs zwischen Neuformen und kuspidalen automorphen Darstellungen | [Rough notes.] |
06/06/2007 | Banff, Workshop Modular Forms: Arithmetic and Computation | Multiplicities of Galois Representations of Weight 1 | [Notes typed by Bjorn Poonen.] |
26/04/2007 | Essen, IEM, Beiratskolloquium | Asymptotische Aspekte der Arithmetik von Modulformen | [Video presentation on request.] |
17/01/2007 | Köln, Seminar Aachen-Köln-Lille-Siegen | Inverse Galois Theory Via Modular Representations | [Notes on request.] |
15/11/2006 | Regensburg, Tag der Naturwissenschaften | Kryptographie mit elliptischen Kurven | [Video presentation.] |
11/10/2006 | Conference on Modular Forms, Schiermonnikoog. | Multiplicity Two | [Notes on request.] |
08/2006 | Berkeley, Summer Workshop on Computational Number Theory at the MSRI | Series of four lectures on: Modular Forms mod p | [Notes.] |
07/2006 | Regensburg, Oberseminar Euler-Systeme | Euler-Systeme und rationale elliptische Kurven | [Notes on request.] |
06/07/2006 | IEM, Essen | Modulformen in expliziter Zahlentheorie | [Notes on request.] |
11/04/2006 | Lausanne | Symboles modulaires et calcul de formes modulaires | [Notes.] |
25/01/2006 | Regensburg, Oberseminar zu Néron-Modellen | Verträglichkeit von Néron-Modellen unter Basiswechsel und Isogenien | [Notes.] |
10/10/2005 | Strasbourg | Formes et symboles modulaires mod p | [Video presentation.] |
06/09/2005 | Leiden, Lunch Colloquium "This week's discoveries" of the Faculty of Science | Modular Forms: Numbers and Geometry | |
02/09/2005 | Leiden, Intercity Number Theory Seminar | Modular Forms of Weight One Over Finite Fields | [Video presentation on request.] |
24/05/2005 | Essen | Mod p Modular Forms and Modular Symbols | [Video presentation on request.] |
10/05/2005 | Barcelona | Mod p Modular Forms and Galois Representations | |
28/01/2005 | Regensburg | Katz-Modulformen, Modulsymbole und die Serre-Vermutung | [Video presentation on request.] |
08/12/2004 | Clausthal | Modulformen, Heckeoperatoren und Anwendungen in der Zahlentheorie | [Video presentation on request.] |
11/2004 | Banff, Workshop on Explicit Methods in Number Theory | Mod p modular symbols | [Slides on request.] |
14/09/2004 | Heidelberg, DMV-Jahrestagung | Katz-Modulformen und Dieder-Galoisdarstellungen | [Slides on request.] |
14/05/2004 | Leiden, Intercity Number Theory Seminar | Dihedral Galois representations and Katz modular forms | [Video presentation on request.] |
30/04/2004 | La Grande Motte, Colloque Jeunes Chercheurs en théorie des nombres | Formes modulaires de Katz et représentations diédrales | [Slides on request.] |
18/02/2004 and 17/03/2004 | Leiden, Geometry Seminar | Two talks on: Fontaine's theory | [Notes on request.] |
04/01/2004 | Far Hills workshop on L-functions and p-adic cohomology: computational perspectives | Mod p modular forms of weight one and Galois representations: computational and theoretical aspects | [Slides on request.] |
10/2003 | Leiden, Number Theory Seminar | Open problems: CM types acting on class groups | [Notes] |
26/05/2003 and 02/06/2003 | Leiden, Number Theory Seminar | Two talks on: An explicit adelic description of moduli of elliptic curves and Galois action on CM-points | [Notes.] |
6/5/2003 | Kassel, Seminar on Computational Mathematics | Berechnung von Modulformen von Gewicht 1 in positiver Charakteristik | [Slides on request.] |
07/03/2003 | Utrecht, Intercity Number Theory Seminar | Computations of weight 1 modular forms over finite fields | [Slides.] |
12/2002 and 1/2003 | Leiden, Geometry Seminar | Four talks on: Calculation of characteristic p Katz modular forms of weight 1 | [Notes.] |
04/11/2002 | Leiden, Number Theory Seminar | The Lie algebra of an algebraic group | [Notes.] |
Last modification: 3 July 2017.