Gurobi 5.0.1 (linux64) logging started Sat Nov 17 19:52:14 2012 Optimize a model with 29 rows, 66 columns and 66 nonzeros Model has 56 quadratic constraints Presolve time: 0.33s Presolved: 29 rows, 66 columns, 66 nonzeros Variable types: 56 continuous, 10 integer (10 binary) Root relaxation: objective 0.000000e+00, 5 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 17.0000000 - - - 0s 0 0 0.00000 0 8 17.00000 0.00000 100% - 0s 0 0 0.50000 0 10 17.00000 0.50000 97.1% - 0s 0 0 0.50000 0 10 17.00000 0.50000 97.1% - 0s 0 2 0.50000 0 10 17.00000 0.50000 97.1% - 0s * 11 11 6 11.0000000 3.00000 72.7% 9.8 0s Cutting planes: Gomory: 1 Explored 53 nodes (428 simplex iterations) in 0.34 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.100000000000e+01, best bound 1.100000000000e+01, gap 0.0%