Gurobi 5.0.1 (linux64) logging started Sun Nov 18 05:34:51 2012 Optimize a model with 133 rows, 427 columns and 427 nonzeros Model has 264 quadratic constraints Presolve removed 0 rows and 30 columns Presolve time: 1.54s Presolved: 133 rows, 397 columns, 397 nonzeros Variable types: 264 continuous, 133 integer (132 binary) Root relaxation: objective 0.000000e+00, 49 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 66.0000000 - - - 1s 0 0 0.00000 0 3 66.00000 0.00000 100% - 1s 0 0 0.00000 0 2 66.00000 0.00000 100% - 1s 0 0 0.00000 0 49 66.00000 0.00000 100% - 1s 0 2 0.00000 0 49 66.00000 0.00000 100% - 1s H 8 8 3.0000000 0.00000 100% 86.2 1s * 45 7 3 2.0000000 0.29032 85.5% 22.7 1s H 84 12 2.0000000 0.80000 60.0% 14.5 1s * 99 5 9 1.0000000 0.86957 13.0% 13.6 1s Cutting planes: Explored 104 nodes (2555 simplex iterations) in 1.64 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.000000000000e+00, best bound 1.000000000000e+00, gap 0.0%