Vendredi 11 Février


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Vendredi 11 Février
Heure: 10:30 - 12:00
Lieu: Salle B407, bâtiment B, LAGA, Institut Galilée, Université Paris 13
Résumé: Géométrie Arithmétique et Motivique - Endoscopic p-adic modular forms for SL(2) -
Description: Christian JohanssonAn important question in the theory of p-adic modular forms
is to recognize classical modular forms in the vast sea of
p-adic modular forms. For example, for GL(2) over Q, a
p-adic overconvergent modular eigenform whose Hecke
eigenvalues agree with those of a classical eigenform is in
fact a classical eigenform. Judith Ludwig discovered, by a
non-constructive method, that this need not be the case for
SL(2). The goal of my talk will be to explain how to
understand and quantify this phenomenon using ideas from the
geometry of "moduli spaces of Galois representation". Along
the way we also obtain results on the local geometry of
SL(2)-eigenvarieties at endoscopic classical points. This is
joint work in progress with Judith Ludwig.
Heure: 11:00 - 12:00
Lieu: Salle B405, bâtiment B, LAGA, Institut Galilée, Université Paris 13
Résumé: MB - Kinetic Modelling of Colonies of Myxobacteria -
Description: Laura Kanzler
Heure: 14:00 - 15:00
Lieu: Salle B405, bâtiment B, LAGA, Institut Galilée, Université Paris 13
Résumé: Modélisation et Calcul Scientifique - Effective behavior of an acoustic metasurface based on Helmholtz resonators -
Description: Kim Pham