Gurobi 5.0.1 (linux64) logging started Sat Nov 17 19:53:35 2012 Optimize a model with 94 rows, 205 columns and 205 nonzeros Model has 186 quadratic constraints Presolve time: 1.08s Presolved: 94 rows, 205 columns, 205 nonzeros Variable types: 186 continuous, 19 integer (19 binary) Root relaxation: objective 0.000000e+00, 9 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 46.0000000 - - - 1s 0 0 0.00000 0 18 46.00000 0.00000 100% - 1s 0 0 0.70175 0 19 46.00000 0.70175 98.5% - 1s 0 2 0.71569 0 19 46.00000 0.71569 98.4% - 1s * 30 30 16 45.0000000 6.17949 86.3% 21.4 1s H 53 41 40.0000000 6.32353 84.2% 19.9 1s * 78 57 14 39.0000000 8.00000 79.5% 20.2 1s * 135 93 13 37.0000000 10.03333 72.9% 21.4 1s * 183 106 10 36.0000000 10.75000 70.1% 22.6 1s * 199 101 9 35.0000000 10.75000 69.3% 22.3 1s Cutting planes: Gomory: 1 Explored 918 nodes (17543 simplex iterations) in 1.46 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 3.500000000000e+01, best bound 3.500000000000e+01, gap 0.0%