2x1+3x2<=69
3x1+4x2<=48
x1>=4
x2>=2
目标函数:25x1+30x2
我写出的是:
f=[25,30];
A=[20 30;3 4];
b=[690;48];
lb=[4;2];ub=[];
[x,fval,exitflag,output]=linprog(f,A,b,[],[],lb,ub)
但结果是:
Optimization terminated.
x =
4.0000
2.0000
fval =
160.0000
exitflag =
1
output =
iterations: 6
algorithm: 'large-scale: interior point'
cgiterations: 0
message: 'Optimization terminated.'
但是实际笔算出来的结果应该是x1=13.333,x2=2,结果为393.3333