Série de Courts Exposés

Fundamental groups in arithmetic geometry

by Prof. Naoya UMEZAKI (University of Tokyo & IHÉS)

Amphitéâtre Léon Motchane (IHES)

Amphitéâtre Léon Motchane


Le Bois Marie 35, route de Chartres 91440 Bures-sur-Yvette
I will introduce the notion of fundamental groups and etale sheaves at a very elementary level. These are generalizations of the classical Galois theory and the usual fundamental groups. Also I will discuss certain problems on ramification of sheaves and degeneration of varieties.
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