Gurobi 5.0.1 (linux64) logging started Thu Jan 17 23:16:19 2013 Optimize a model with 140 rows, 1050 columns and 2100 nonzeros Presolve removed 10 rows and 10 columns Presolve time: 0.00s Presolved: 160 rows, 1060 columns, 2130 nonzeros Variable types: 1040 continuous, 20 integer (20 binary) Root relaxation: objective 1.997658e+04, 120 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 19976.5790 0 4 - 19976.5790 - - 0s H 0 0 20148.623128 19976.5790 0.85% - 0s 0 0 cutoff 0 20148.6231 20148.6231 0.0% - 0s Cutting planes: Gomory: 2 Explored 0 nodes (154 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.014862312802e+04, best bound 2.014862312802e+04, gap 0.0%