Table of contents
Théorème de Kurosh pour les relations d’équivalence boréliennes
[Kurosh’s theorem for countable Borel equivalence relations]
[Kurosh’s theorem for countable Borel equivalence relations]
Sur les séries de Fourier des fonctions continues unimodulaires
[Fourier series of continuous unimodular functions]
[Fourier series of continuous unimodular functions]