Aihua Fan: Exponential sums and Wiener-Wintner ergodic theorems
Tid: To 2017-10-12 kl 14.00 - 14.50
Föreläsare: Aihua Fan, Université de Picardie Jules Verne
Plats: Institut Mittag-Leffler, Auravägen 17, Djursholm
We discuss the relation between the growth of exponential sums and different types of Wiener-Wintner theorems (WWT), including a topological Wiener-Wintner theorem which is a topological version of Lesigne's WWT with polynomial weights.