中文说明：Liu混沌系统用matlab进行图像仿真，对混沌系统的基础反正，方程修改参数可以变为Lorenz混沌系统和CHEN混沌系统！
English Description：
Liu chaotic system with MATLAB image simulation, based on the chaos system, anyway, the equation can be modified to modify the parameters of Lorenz chaotic system and CHEN chaotic system!