Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:51:13 2013 Optimize a model with 1120 rows, 1020 columns and 4020 nonzeros Presolve removed 10 rows and 0 columns Presolve time: 0.00s Presolved: 1110 rows, 1020 columns, 4010 nonzeros Variable types: 1010 continuous, 10 integer (10 binary) Root relaxation: objective 1.772877e+04, 311 iterations, 0.01 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 17728.7667 0 8 - 17728.7667 - - 0s H 0 0 18046.000000 17728.7667 1.76% - 0s 0 0 cutoff 0 18046.0000 18046.0000 0.0% - 0s Cutting planes: Gomory: 5 Implied bound: 8 Explored 0 nodes (371 simplex iterations) in 0.02 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.804600000000e+04, best bound 1.804600000000e+04, gap 0.0%