Gurobi 5.0.1 (linux64) logging started Fri Jan 18 00:55:15 2013 Optimize a model with 180 rows, 465 columns and 1225 nonzeros Presolve removed 5 rows and 5 columns Presolve time: 0.00s Presolved: 175 rows, 460 columns, 1120 nonzeros Variable types: 360 continuous, 100 integer (100 binary) Root relaxation: objective 1.174557e+04, 49 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 11745.5748 0 2 - 11745.5748 - - 0s H 0 0 11786.791327 11745.5748 0.35% - 0s 0 0 11759.1845 0 2 11786.7913 11759.1845 0.23% - 0s 0 0 11759.5264 0 2 11786.7913 11759.5264 0.23% - 0s 0 0 11762.5562 0 4 11786.7913 11762.5562 0.21% - 0s 0 0 11765.5303 0 2 11786.7913 11765.5303 0.18% - 0s 0 0 11767.4937 0 2 11786.7913 11767.4937 0.16% - 0s 0 0 11769.0933 0 2 11786.7913 11769.0933 0.15% - 0s 0 0 11770.4456 0 2 11786.7913 11770.4456 0.14% - 0s 0 0 11771.6175 0 2 11786.7913 11771.6175 0.13% - 0s 0 0 11772.6516 0 2 11786.7913 11772.6516 0.12% - 0s 0 0 11773.5768 0 2 11786.7913 11773.5768 0.11% - 0s 0 0 11774.4137 0 2 11786.7913 11774.4137 0.11% - 0s 0 0 11775.1773 0 2 11786.7913 11775.1773 0.10% - 0s 0 0 11775.8793 0 2 11786.7913 11775.8793 0.09% - 0s 0 0 11776.5287 0 2 11786.7913 11776.5287 0.09% - 0s 0 0 11777.1326 0 2 11786.7913 11777.1326 0.08% - 0s 0 0 11777.6969 0 2 11786.7913 11777.6969 0.08% - 0s 0 0 11778.2267 0 2 11786.7913 11778.2267 0.07% - 0s 0 0 11778.7264 0 2 11786.7913 11778.7264 0.07% - 0s 0 0 11779.2009 0 2 11786.7913 11779.2009 0.06% - 0s * 0 0 0 11779.327773 11779.3278 0.0% - 0s Cutting planes: Gomory: 1 Implied bound: 1 Explored 0 nodes (418 simplex iterations) in 0.05 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.177932777266e+04, best bound 1.177932777266e+04, gap 0.0%