Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:50:51 2013 Optimize a model with 799 rows, 712 columns and 2800 nonzeros Presolve removed 8 rows and 0 columns Presolve time: 0.00s Presolved: 791 rows, 712 columns, 2792 nonzeros Variable types: 704 continuous, 8 integer (8 binary) Root relaxation: objective 1.382311e+04, 156 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 13823.1069 0 3 - 13823.1069 - - 0s H 0 0 13912.000000 13823.1069 0.64% - 0s H 0 0 13887.000000 13823.1069 0.46% - 0s 0 0 cutoff 0 13887.0000 13887.0000 0.0% - 0s Cutting planes: Gomory: 2 Implied bound: 3 Explored 0 nodes (165 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.388700000000e+04, best bound 1.388700000000e+04, gap 0.0%