example.lp

minimize x1 + x2 + x3

Subject to

c1: 2 x1 + x2 + x3 = 4
c2: x1 + 2 x2 + x3 = 4
c3: x1 + x2 + 2 x3 = 4

Bounds

0 <= x1 <= 2
0 <= x2 <= 2
0 <= x3 <= 2

Generals

x1 x2 x3

End