主讲人：廖刚  苏州大学副教授

时间：2021年11月8日19：00

地点：腾讯会议 524 306 310

举办单位：数理学院

内容介绍：We prove that the lower bound in Pesin formula holds for any integrable  absolutely continuous invariant measure of a piecewise C1 interval map, i.e.,  the metric entropy is bounded from below by Lyapunov exponent. Consequently,  Pesin formula holds whenever Ruelle inequality is valid.