Gurobi 5.0.1 (linux64) logging started Sun Nov 18 05:17:40 2012 Optimize a model with 1 rows, 104 columns and 104 nonzeros Model has 53 quadratic objective terms Presolve removed 0 rows and 41 columns Presolve time: 0.00s Presolved: 54 rows, 116 columns, 222 nonzeros Variable types: 0 continuous, 116 integer (115 binary) Found heuristic solution: objective 8.0000000 Root relaxation: objective 0.000000e+00, 57 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 2 8.00000 0.00000 100% - 0s H 0 0 2.0000000 0.00000 100% - 0s 0 0 0.00000 0 10 2.00000 0.00000 100% - 0s * 0 0 0 0.0000000 0.00000 0.0% - 0s Cutting planes: Gomory: 1 Cover: 7 MIR: 2 Zero half: 2 Explored 0 nodes (68 simplex iterations) in 0.00 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 0.000000000000e+00, best bound 0.000000000000e+00, gap 0.0%