报告题目:Symbolic extensions for 3-dimensional diffeomorphisms
报告人:廖刚,苏州大学
时间:2019年12月5日(星期四)14:30--15:30
地点:东区管理科研楼1418教室
摘要:We prove that every C^r diffeomorphism with r>1 on a three-dimensional manifold admits symbolic extensions, i.e. topological extensions which are subshifts over a finite alphabet. This answers positively a conjecture of Downarowicz and Newhouse in dimension three.
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