Gurobi 5.0.1 (linux64) logging started Sun Nov 18 06:00:30 2012 Optimize a model with 202 rows, 598 columns and 598 nonzeros Model has 402 quadratic constraints Presolve removed 0 rows and 23 columns Presolve time: 2.34s Presolved: 202 rows, 575 columns, 575 nonzeros Variable types: 402 continuous, 173 integer (172 binary) Root relaxation: objective 0.000000e+00, 71 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 96.0000000 - - - 2s 0 0 0.00000 0 49 96.00000 0.00000 100% - 2s 0 0 0.00000 0 78 96.00000 0.00000 100% - 2s 0 0 0.00000 0 78 96.00000 0.00000 100% - 2s 0 2 0.00000 0 78 96.00000 0.00000 100% - 2s H 54 51 11.0000000 1.95652 82.2% 26.2 2s * 69 48 52 10.0000000 1.95652 80.4% 22.9 2s H 414 123 10.0000000 5.67670 43.2% 18.5 2s Explored 1793 nodes (35953 simplex iterations) in 4.67 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 9.999999998863e+00, best bound 9.999999998863e+00, gap 0.0%