Gurobi 5.0.1 (linux64) logging started Sat Nov 17 19:53:28 2012 Optimize a model with 92 rows, 201 columns and 201 nonzeros Model has 182 quadratic constraints Presolve time: 1.06s Presolved: 92 rows, 201 columns, 201 nonzeros Variable types: 182 continuous, 19 integer (19 binary) Root relaxation: objective 0.000000e+00, 9 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 46.0000000 - - - 1s 0 0 0.00000 0 18 46.00000 0.00000 100% - 1s 0 0 0.34858 0 19 46.00000 0.34858 99.2% - 1s 0 2 0.37156 0 19 46.00000 0.37156 99.2% - 1s * 24 24 16 39.0000000 3.53846 90.9% 23.1 1s * 25 23 16 38.0000000 3.53846 90.7% 22.2 1s * 29 23 17 35.0000000 3.53846 89.9% 19.8 1s Cutting planes: Gomory: 1 Explored 789 nodes (14305 simplex iterations) in 1.37 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 3.500000000000e+01, best bound 3.500000000000e+01, gap 0.0%