用动态链表实现求凸壳的程序（卷包裹法），供三角网实现编程的人参考-Using dynamic list for the Convex Hull of the realization of procedures (vol Parcel law) for the triangular network programming reference

现代控制理论讲义，包括利亚普诺夫法等不同于经典控制的方法的讲解和一点讨论-Modern control theory lecture notes, including Elijah Punuo Fu law is different from the classical control methods and a little discussion to explain

道格拉斯普克法 可以输入限差，对于gis来说这是一个基础的压缩算法，该算法采用递归方式-Douglas Puck law tolerances can be entered