Gurobi 5.0.1 (linux64) logging started Thu Jan 17 23:16:14 2013 Optimize a model with 80 rows, 290 columns and 585 nonzeros Presolve removed 10 rows and 15 columns Presolve time: 0.00s Presolved: 70 rows, 275 columns, 550 nonzeros Variable types: 270 continuous, 5 integer (5 binary) Root relaxation: objective 9.601887e+03, 31 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 9601.88662 0 1 - 9601.88662 - - 0s 0 0 9604.22406 0 1 - 9604.22406 - - 0s 0 0 9604.98550 0 1 - 9604.98550 - - 0s 0 0 9606.50108 0 1 - 9606.50108 - - 0s * 0 0 0 9620.6185481 9620.61855 0.0% - 0s Cutting planes: Gomory: 2 Explored 0 nodes (41 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 9.620618548098e+03, best bound 9.620618548098e+03, gap 0.0%