Gurobi 5.0.1 (linux64) logging started Sun Nov 18 05:24:09 2012 Optimize a model with 1 rows, 141 columns and 141 nonzeros Model has 100 quadratic objective terms Presolve removed 0 rows and 35 columns Presolve time: 0.00s Presolved: 101 rows, 206 columns, 406 nonzeros Variable types: 0 continuous, 206 integer (205 binary) Found heuristic solution: objective 23.0000000 Root relaxation: objective 0.000000e+00, 113 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 23.00000 0.00000 100% - 0s H 0 0 21.0000000 0.00000 100% - 0s 0 0 0.00000 0 16 21.00000 0.00000 100% - 0s H 0 0 10.0000000 0.00000 100% - 0s H 0 0 9.0000000 0.00000 100% - 0s 0 0 0.00000 0 26 9.00000 0.00000 100% - 0s 0 0 0.00000 0 15 9.00000 0.00000 100% - 0s H 0 0 5.0000000 0.00000 100% - 0s 0 0 0.00000 0 11 5.00000 0.00000 100% - 0s H 0 0 4.0000000 0.00000 100% - 0s 0 0 0.00000 0 11 4.00000 0.00000 100% - 0s 0 0 0.00000 0 9 4.00000 0.00000 100% - 0s H 0 0 3.0000000 0.00000 100% - 0s 0 2 0.00000 0 8 3.00000 0.00000 100% - 0s H 347 43 2.0000000 0.00000 100% 5.2 0s * 348 10 11 1.0000000 0.00000 100% 5.2 0s Cutting planes: Cover: 125 MIR: 2 Zero half: 1 Explored 349 nodes (2161 simplex iterations) in 0.06 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%