Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:51:16 2013 Optimize a model with 1572 rows, 1452 columns and 5772 nonzeros Presolve removed 262 rows and 0 columns Presolve time: 0.01s Presolved: 1310 rows, 1452 columns, 5248 nonzeros Variable types: 1440 continuous, 12 integer (12 binary) Root relaxation: objective 1.988500e+04, 220 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 19885.000000 19885.0000 0.0% - 0s Explored 0 nodes (220 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.988500000000e+04, best bound 1.988500000000e+04, gap 0.0%