Gurobi 5.0.1 (linux64) logging started Sun Nov 18 03:11:29 2012 Optimize a model with 58 rows, 164 columns and 164 nonzeros Model has 114 quadratic constraints Presolve removed 0 rows and 2 columns Presolve time: 0.67s Presolved: 58 rows, 162 columns, 162 nonzeros Variable types: 114 continuous, 48 integer (47 binary) Root relaxation: objective 0.000000e+00, 23 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 34.0000000 - - - 0s 0 0 0.00000 0 34 34.00000 0.00000 100% - 0s H 0 0 26.0000000 0.00000 100% - 0s 0 0 0.22917 0 45 26.00000 0.22917 99.1% - 0s H 0 0 25.0000000 0.22917 99.1% - 0s 0 2 0.32386 0 45 25.00000 0.32386 98.7% - 0s * 10 10 7 6.0000000 1.06250 82.3% 23.3 0s Cutting planes: Gomory: 1 Explored 64 nodes (1785 simplex iterations) in 0.72 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%