Gurobi 5.0.1 (linux64) logging started Sun Nov 18 05:54:19 2012 Optimize a model with 204 rows, 592 columns and 592 nonzeros Model has 406 quadratic constraints Presolve removed 0 rows and 25 columns Presolve time: 2.37s Presolved: 204 rows, 567 columns, 567 nonzeros Variable types: 406 continuous, 161 integer (160 binary) Root relaxation: objective 0.000000e+00, 73 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 93.0000000 - - - 2s 0 0 0.00000 0 2 93.00000 0.00000 100% - 2s 0 0 0.00000 0 2 93.00000 0.00000 100% - 2s 0 0 0.00000 0 2 93.00000 0.00000 100% - 2s 0 2 0.00000 0 2 93.00000 0.00000 100% - 2s * 35 31 28 16.0000000 1.00000 93.8% 39.3 2s H 393 85 12.0000000 5.00000 58.3% 21.0 2s Cutting planes: Gomory: 1 Explored 903 nodes (20252 simplex iterations) in 3.18 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.199999999897e+01, best bound 1.199999999897e+01, gap 0.0%