Gurobi 5.0.1 (linux64) logging started Sun Nov 18 05:21:56 2012 Optimize a model with 1 rows, 131 columns and 131 nonzeros Model has 102 quadratic objective terms Presolve removed 0 rows and 23 columns Presolve time: 0.00s Presolved: 103 rows, 210 columns, 414 nonzeros Variable types: 0 continuous, 210 integer (209 binary) Found heuristic solution: objective 24.0000000 Root relaxation: objective 0.000000e+00, 125 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 0.00000 0 23 24.00000 0.00000 100% - 0s H 0 0 21.0000000 0.00000 100% - 0s 0 0 0.00000 0 22 21.00000 0.00000 100% - 0s H 0 0 19.0000000 0.00000 100% - 0s 0 0 0.00000 0 24 19.00000 0.00000 100% - 0s 0 0 0.00000 0 15 19.00000 0.00000 100% - 0s H 0 0 14.0000000 0.00000 100% - 0s H 0 0 12.0000000 0.00000 100% - 0s 0 2 0.00000 0 15 12.00000 0.00000 100% - 0s H 6 6 11.0000000 0.00000 100% 4.5 0s H 28 28 10.0000000 0.00000 100% 2.1 0s H 51 26 7.0000000 0.00000 100% 2.1 0s H 54 23 6.0000000 0.00000 100% 2.4 0s H 92 43 5.0000000 0.00000 100% 2.6 0s H 135 55 4.0000000 0.00000 100% 2.8 0s H 137 50 3.0000000 0.00000 100% 2.8 0s * 138 37 17 2.0000000 0.00000 100% 2.8 0s H 190 14 1.0000000 0.00000 100% 2.9 0s Cutting planes: Cover: 76 MIR: 1 Explored 191 nodes (796 simplex iterations) in 0.04 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%