用Matlab 实现移动曲面拟合法生成DEM-Using Matlab DEM generation mobile surface fitting

三维离散元程序，功能是生成随机颗粒，将指定区域填满并且没有重叠量-3D DEM codes,its fuction is to generate random granulars without overlap.

matlab二次曲面移动拟合生成DEM matlab二次曲面移动拟合生成DEM-Matlab moving quadric surface fitting hopson into DEMMatlab moving quadric surface fitting hopson into DEMMatlab moving quadric surface fitting hopson into DEMMatlab moving quadric surface fitting hopson into D