中文说明：计算时间序列的李雅普诺夫指数的著名wolf算法，比较经典与精简，适合物理专业配合所求解得非线性方程使用
English Description：
The famous Wolf algorithm for calculating the Lyapunov exponent of time series is more classical and concise, which is suitable for the nonlinear equation solved by the physics specialty