Gurobi 5.0.1 (linux64) logging started Sun Nov 18 05:14:56 2012 Optimize a model with 1 rows, 75 columns and 75 nonzeros Model has 32 quadratic objective terms Presolve removed 0 rows and 28 columns Presolve time: 0.00s Presolved: 33 rows, 79 columns, 143 nonzeros Variable types: 0 continuous, 79 integer (78 binary) Found heuristic solution: objective 4.0000000 Root relaxation: objective 0.000000e+00, 36 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 1 4.00000 0.00000 100% - 0s H 0 0 0.0000000 0.00000 0.0% - 0s Explored 0 nodes (40 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%