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03
Mar
Directed polymer in correlated environment
Francesca Cottini (Sorbonne Université)
Directed polymers in random environments describe a perturbation of the simple random walk given by a random disorder (environment). The partition functions of this model [...]
03
Mar
The ρ-Fourier transform
Armando Gutierrez Terradillos (Aarhus University)
Let G be a reductive group over a local field F and let ρ be a representation of its L-group satisfying suitable assumptions. Braverman, Kazhdan [...]
03
Mar
Séminaire AA -- A convexity conjecture in quantum chemistry via optimal transport
Luca Nenna (Paris-Saclay)
I will describe a famous conjecture, dating back from the 1980s, concerning the way that the electronic energy of an atom or a molecule depends [...]
03
Mar
The Parameter Space of Apollonian Circle Packings
Summer Haag (University of Colorado Boulder)
Apollonian circle packings (ACPs) are a fractal created by continual inversion through 4 mutually tangent circles or a quadruple. The study of integral ACPs has [...]
03
Mar
Séminaire AA -- Approximation dynamique de rang faible : ordre élevé, conservation et assimilation de données.
Sébastien Riffaud (EPFL)
Dans cet exposé, nous nous intéressons aux approximations dynamiques de rang faible, qui visent à réduire le coût des simulations numériques en représentant la solution [...]
