中文说明： wolf 方法计算李雅普诺夫指数,关于非线性离散系统辨识，通过反复训练模板能有较高的识别率，解耦，恢复原信号，基于matlab GUI界面设计,该函数用来计算任意函数的一阶偏导数(数值方法)。
English Description：
Wolf method to calculate the Lyapunov exponent, on the nonlinear discrete-time system identification, through practice templates can have a higher recognition rate decoupling of signal recovery based on MATLAB GUI interface design, a first-order partial derivatives of the function used to calculate any function (method).