线性规划最常用的单纯形法的matlab实现，运行时以simthod.m主文件，范例见数据代码。注意要将所有m文件放在一个文件夹后再运行-The most commonly used linear programming simplex method matlab implementation to simthod.m master file, see the sample data code at runtime. Note to all m files in a folder and then