Gurobi 5.0.1 (linux64) logging started Sun Nov 18 03:09:24 2012 Optimize a model with 27 rows, 83 columns and 83 nonzeros Model has 52 quadratic constraints Presolve removed 0 rows and 5 columns Presolve time: 0.30s Presolved: 27 rows, 78 columns, 78 nonzeros Variable types: 52 continuous, 26 integer (25 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 17.0000000 - - - 0s 0 0 0.00000 0 8 17.00000 0.00000 100% - 0s 0 0 0.00000 0 10 17.00000 0.00000 100% - 0s 0 0 0.00000 0 10 17.00000 0.00000 100% - 0s 0 2 0.00000 0 10 17.00000 0.00000 100% - 0s * 10 10 8 2.0000000 0.59375 70.3% 8.6 0s Cutting planes: Gomory: 1 Explored 25 nodes (261 simplex iterations) in 0.32 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.000000000000e+00, best bound 2.000000000000e+00, gap 0.0%