Gurobi 5.0.1 (linux64) logging started Thu Jan 17 23:16:15 2013 Optimize a model with 180 rows, 1060 columns and 2170 nonzeros Presolve removed 40 rows and 30 columns Presolve time: 0.00s Presolved: 140 rows, 1030 columns, 2090 nonzeros Variable types: 1020 continuous, 10 integer (10 binary) Root relaxation: objective 1.791602e+04, 84 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 17916.0191 0 3 - 17916.0191 - - 0s 0 0 17958.7102 0 2 - 17958.7102 - - 0s H 0 0 18004.754436 17958.7102 0.26% - 0s H 0 0 17975.828949 17958.7102 0.10% - 0s 0 0 17962.0676 0 2 17975.8289 17962.0676 0.08% - 0s 0 0 17962.7949 0 2 17975.8289 17962.7949 0.07% - 0s 0 0 cutoff 0 17975.8289 17975.8289 0.0% - 0s Cutting planes: Gomory: 2 Implied bound: 1 Explored 0 nodes (104 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.797582894874e+04, best bound 1.797582894874e+04, gap 0.0%