Gurobi 5.0.1 (linux64) logging started Tue Apr 23 22:02:07 2013 Optimize a model with 66 rows, 816 columns and 1616 nonzeros Presolve removed 0 rows and 1 columns Presolve time: 0.00s Presolved: 66 rows, 815 columns, 1615 nonzeros Variable types: 800 continuous, 15 integer (15 binary) Root relaxation: objective 9.289210e+05, 16 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 928920.971 0 14 - 928920.971 - - 0s H 0 0 1189927.8250 928920.971 21.9% - 0s H 0 0 1151460.4125 928920.971 19.3% - 0s 0 0 1020278.29 0 6 1151460.41 1020278.29 11.4% - 0s 0 0 1036170.64 0 7 1151460.41 1036170.64 10.0% - 0s 0 0 1042036.52 0 5 1151460.41 1042036.52 9.50% - 0s H 0 0 1136459.3916 1042036.52 8.31% - 0s 0 0 1045620.88 0 1 1136459.39 1045620.88 7.99% - 0s H 0 0 1046057.6826 1045620.88 0.04% - 0s * 0 0 0 1045650.2500 1045650.25 0.0% - 0s Cutting planes: Implied bound: 78 Flow cover: 4 Explored 0 nodes (123 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.045650250000e+06, best bound 1.045650250000e+06, gap 0.0000%