Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:51:25 2013 Optimize a model with 2415 rows, 2265 columns and 9015 nonzeros Presolve removed 76 rows and 0 columns Presolve time: 0.01s Presolved: 2339 rows, 2265 columns, 8863 nonzeros Variable types: 2250 continuous, 15 integer (15 binary) Root relaxation: objective 1.918900e+04, 335 iterations, 0.01 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time * 0 0 0 19189.000000 19189.0000 0.0% - 0s Explored 0 nodes (335 simplex iterations) in 0.02 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.918900000000e+04, best bound 1.918900000000e+04, gap 0.0%