Gurobi 5.0.1 (linux64) logging started Sat Nov 17 19:52:12 2012 Optimize a model with 1 rows, 10 columns and 10 nonzeros Model has 26 quadratic objective terms Modified 10 Q diagonals Presolve time: 0.01s Presolved: 1 rows, 10 columns, 10 nonzeros Presolved model has 36 quadratic objective terms Variable types: 0 continuous, 10 integer (10 binary) Found heuristic solution: objective 13.0000000 Root relaxation: objective 0.000000e+00, 12 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 10 13.00000 0.00000 100% - 0s H 0 0 11.0000000 0.00000 100% - 0s 0 2 1.65702 0 10 11.00000 1.65702 84.9% - 0s H 3 3 9.0000000 3.25491 63.8% 1.3 0s * 30 2 5 8.0000000 5.18510 35.2% 2.2 0s Explored 38 nodes (96 simplex iterations) in 0.01 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 8.000000000000e+00, best bound 8.000000000000e+00, gap 0.0%