Descr iption: This Program Performs the following: (1) Animates the movement of a Billiard Ball on a table that has a surface friction (mu) and coefficient of restitution (e) for the sides and saves it as an AVI file. (2) Outputs series of row

对于时间序列数据进行mk趋势分析和相关检验(MK trend analysis and correlation test for time series data.)