D1


MIN X1+X2+ X3+ X4+ X5+ X6
SUBJECT TO
X1+ X6>=3
X1+ X2>=12
X2+ X3>=16
X3+ X4>=9
X4+ X5>=11
X5+ X6>=4
END

Resultados obtenidos en Lindo 6.1

LP OPTIMUM FOUND AT STEP 6

OBJECTIVEFUNCTION VALUE

1) 30.00000

VARIABLE VALUE REDUCED COST
X1 0.000000 0.000000
X2 12.000000 0.000000
X34.000000 0.000000
X4 5.000000 0.000000
X5 6.000000 0.000000
X6 3.000000 0.000000


ROW SLACK OR SURPLUS DUALPRICES
2) 0.000000 -1.000000
3) 0.000000 0.000000
4) 0.000000 -1.000000
5) 0.000000 0.0000006) 0.000000 -1.000000
7) 5.000000 0.000000


NO. ITERATIONS= 6


RANGES IN WHICH THE BASIS IS UNCHANGED:

OBJ COEFFICIENTRANGES
VARIABLE CURRENT ALLOWABLE ALLOWABLE
COEF INCREASE DECREASE
X1 1.000000 INFINITY 0.000000
X21.000000 0.000000 0.000000
X3 1.000000 0.000000 0.000000
X4 1.000000 0.000000 0.000000
X5 1.0000000.000000 0.000000
X6 1.000000 0.000000 1.000000

RIGHTHAND SIDE RANGES
ROW CURRENT ALLOWABLE ALLOWABLERHS INCREASE DECREASE
2 3.000000 INFINITY 3.000000
3 12.000000 4.000000 5.000000
4 16.0000005.000000 4.000000
5 9.000000 5.000000 5.000000
6 11.000000 INFINITY 5.000000
7 4.000000 5.000000...