Lamé chair visiting professor
Harald Helfgott
CNRS/Ecole Normale Superieure, Paris
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Research interests: group theory, diophantine geometry, additive combinatorics, analytic and probabilistic number theory.

Research visit to the Chebyshev lab took place from September to November 2014.

Events:

• Lecture course “Arithmetic and analysis : a contemporary journey” (September-December 2014)
• Conference “Arithmetic and allied subjects on the banks of the Neva” (November 24-28, 2014)