Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:57:30 2013 Optimize a model with 418 rows, 14478 columns and 28918 nonzeros Presolve time: 0.02s Presolved: 418 rows, 14478 columns, 28918 nonzeros Variable types: 14440 continuous, 38 integer (38 binary) Root relaxation: objective 3.632794e+04, 581 iterations, 0.01 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 36327.9357 0 4 - 36327.9357 - - 0s H 0 0 36599.000000 36327.9357 0.74% - 0s 0 0 cutoff 0 36599.0000 36599.0000 0.0% - 0s Cutting planes: Implied bound: 57 Flow cover: 5 Explored 0 nodes (723 simplex iterations) in 0.08 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 3.659900000000e+04, best bound 3.659900000000e+04, gap 0.0%