Gurobi 5.0.1 (linux64) logging started Tue Apr 23 22:02:09 2013 Optimize a model with 1325 rows, 1275 columns and 5025 nonzeros Presolve removed 1055 rows and 1004 columns Presolve time: 0.00s Presolved: 270 rows, 271 columns, 881 nonzeros Variable types: 247 continuous, 24 integer (24 binary) Root relaxation: objective 8.937821e+05, 119 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 893782.11250 893782.112 0.0% - 0s Explored 0 nodes (119 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 8.937821125000e+05, best bound 8.937821125000e+05, gap 0.0000%