Séminaire Arithmétique et Théorie de l’Information (ATI)
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- Séminaire Arithmétique et Théorie de l’Information (ATI)
Responsables
Fréquence
1 à 2 séances par mois
Lieu
Luminy, amphi Herbrand (accès)
Contacts
david.kohel_at_univ-amu.fr , samuele.anni_at_gmail.com
Une liste de diffusion (modérée) pour être tenu au courant des exposés de ce séminaire : i2m-seminaire-ati@univ-amu.fr
Pour s’inscrire, contacter l’un des responsables.
Les prochains séminaires
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Événements passés
11
Déc
Computation and evaluation of modular polynomials from supersingular elliptic curves
Antonin Leroux (IRMAR-Rennes)
11/12/2025
9h30 - 10h30
In this talk, we will present some recent results about the computation and evaluation of modular polynomials by making use of the recent algorithmic progress [...]
09
Déc
From Orientations to p-adic Period Vectors: the Modular Symbol Inversion Problem
Leonardo Colò (University of Waterloo)
09/12/2025
11h00 - 12h00
Orientations of supersingular elliptic curves have come to play a significant role in isogney based cryptography. We propose a natural way to associate such orientations [...]
04
Déc
Humbert singular relations and linear modular embeddings of modular and Shimura curves
Desirée Gijón Gómez (Inria - Nancy)
04/12/2025
11h00 - 12h00
Humbert singular relations are quadratic relations involving the coefficients of the period matrix of a principally polarized abelian surface (ppas), which inform on the existence [...]
Vertices of balls: orders, codes, and tropical geometry
Mima Stanojkovski (Università degli Studi di Trento)
Balls in the tropical metric are a particular example of polytropes, namely tropical polytopes that are at the same time convex in the usual sense. [...]



