clear all

load('M:\WORK\data.mat')    %A,b,c
[description,x,eta,it]=simplex(A,b,c)


c=[-1;4];
b=[4;-8;-7];
A=[-2,-1;-2,-4;-1,3];
[description,x,eta,it,~,~]=simplex(A,b,c)