Gramham法求解凸包。从最基本数据结构定义开始实现，有图形界面和动画演示。全套代码。-Gramham method convex hull. Data from the most basic definition of the structure began to realize, graphics and animation interface demo. A full set of code.

实现凸包实现，采用MATLAB编写代码，用于凸包算法的快速实现。(Implementation of convex hull)