Gurobi 5.0.1 (linux64) logging started Sun Nov 18 03:11:43 2012 Optimize a model with 68 rows, 185 columns and 185 nonzeros Model has 134 quadratic constraints Presolve removed 0 rows and 1 columns Presolve time: 0.78s Presolved: 68 rows, 184 columns, 184 nonzeros Variable types: 134 continuous, 50 integer (49 binary) Root relaxation: objective 0.000000e+00, 24 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 35.0000000 - - - 0s 0 0 0.00000 0 13 35.00000 0.00000 100% - 0s 0 0 0.00000 0 22 35.00000 0.00000 100% - 0s 0 0 0.00000 0 22 35.00000 0.00000 100% - 0s 0 2 0.00000 0 22 35.00000 0.00000 100% - 0s * 27 27 21 13.0000000 2.30487 82.3% 19.1 0s H 39 22 9.0000000 2.47059 72.5% 16.4 0s * 165 8 10 7.0000000 6.26149 10.6% 13.6 0s Cutting planes: Gomory: 1 Explored 172 nodes (2648 simplex iterations) in 0.85 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 7.000000000000e+00, best bound 7.000000000000e+00, gap 0.0%