Gurobi 5.0.1 (linux64) logging started Sat Nov 17 19:52:08 2012 Optimize a model with 14 rows, 34 columns and 34 nonzeros Model has 26 quadratic constraints Presolve time: 0.15s Presolved: 14 rows, 34 columns, 34 nonzeros Variable types: 26 continuous, 8 integer (8 binary) Root relaxation: objective 0.000000e+00, 4 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 8.0000000 - - - 0s 0 0 0.00000 0 6 8.00000 0.00000 100% - 0s 0 0 0.25000 0 8 8.00000 0.25000 96.9% - 0s 0 0 0.25000 0 8 8.00000 0.25000 96.9% - 0s 0 2 0.25000 0 8 8.00000 0.25000 96.9% - 0s * 7 7 6 6.0000000 1.00000 83.3% 5.0 0s Cutting planes: Gomory: 1 Explored 48 nodes (226 simplex iterations) in 0.17 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 6.000000000000e+00, best bound 6.000000000000e+00, gap 0.0%