报告题目：A joining approach to the normconvergence of non conventional averages
for Z^d actions
报告人：Prof. Jean-Paul Thouvenot ，University Paris 6-LPMA， France
时间： 2017年11月1日下午4点
地点：管理科研楼1518教室
摘要： We will show how some joinings allow to interpret the limit
of these averages. They give rise to a new action of Z^(d+1). We
shall analyse more precisely this action in case d=2 and describe the
"characteristic factor" to which it gives rise.
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