Gurobi 5.0.1 (linux64) logging started Sat Nov 17 23:38:14 2012 Optimize a model with 34 rows, 92 columns and 92 nonzeros Model has 66 quadratic constraints Presolve time: 0.38s Presolved: 34 rows, 92 columns, 92 nonzeros Variable types: 66 continuous, 26 integer (26 binary) Root relaxation: objective 0.000000e+00, 13 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 21.0000000 - - - 0s 0 0 0.00000 0 13 21.00000 0.00000 100% - 0s 0 0 0.00000 0 3 21.00000 0.00000 100% - 0s 0 0 0.00000 0 23 21.00000 0.00000 100% - 0s H 0 0 19.0000000 0.00000 100% - 0s 0 2 0.00000 0 23 19.00000 0.00000 100% - 0s * 8 8 6 5.0000000 2.54545 49.1% 19.8 0s Cutting planes: Explored 36 nodes (571 simplex iterations) in 0.40 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 5.000000000000e+00, best bound 5.000000000000e+00, gap 0.0%