Lingo

LA COMPAÑÍA OHIO TRUST

MIN = X1 + X2 + X3 + X4 + X5 + X6 + X7 + X8 + X9 + X10 + X11 + X12 + X13 + X14 + X15 + X16 + X17 + X18 + X19 + X20 + X21;
X1 + X2 + X5 + X6 >= 1;
X2 + X1 + X3 + X6 >= 1;X3 + X2 + X4 + X6 + X7 >= 1;
X4 + X3 + X7 + X8 >= 1;
X5 + X1 + X6 + X9 + X10 >= 1;
X6 + X1 + X2 + X3 + X5 + X7 + X10 + X11 >= 1;
X7 + X3 + X4 + X6 + X8 + X10 + X11 + X12 >= 1;
X8 + X4 + X7 + X12>= 1;
X9 + X5 + X10 + X13 >= 1;
X10 + X5 + X6 + X7 + X9 + X11 + X13 + X14 >= 1;
X11 + X5 + X7 + X10 + X12 + X14 + X15 + X16 >= 1;
X12 + X7 + X8 + X11 + X16 >= 1;
X13 + X9 + X10 + X14 + X17 + X18>= 1;
X14 + X10 + X11 + X13 + X15 + X18 >= 1;
X15 + X11 + X14 + X16 + X18 + X19 + X21 >= 1;
X16 + X11 + X12 + X15 + X19 >= 1;
X17 + X13 + X18 >= 1;
X18 + X13 + X14 + X15 + X17 + X20 + X21 >= 1;X19 + X15 + X16 >= 1;
X20 + X18 + X21 >= 1;
X21 + X15 + X18 + X20 >= 1 ;
End

Global optimal solution found.
Objective value: 5.000000
Infeasibilities:0.000000
Total solver iterations: 15


Variable Value Reduced Cost
X1 1.000000 0.000000
X2 0.0000000.000000
X3 0.000000 0.000000
X4 1.000000 0.000000
X5 0.000000 0.000000
X6 0.000000 0.000000
X7 0.0000000.000000
X8 0.000000 0.000000
X9 0.000000 0.000000
X10 0.000000 0.000000
X11 0.000000 1.000000
X120.000000 0.000000
X13 1.000000 0.000000
X14 0.000000 1.000000
X15 0.000000 0.000000
X16 1.000000 0.000000
X170.000000 1.000000
X18 0.000000 0.000000
X19 0.000000 0.000000
X20 1.000000 0.000000
X21 0.000000 0.000000