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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