Gurobi 5.0.1 (linux64) logging started Sun Nov 18 03:10:38 2012 Optimize a model with 35 rows, 112 columns and 112 nonzeros Model has 68 quadratic constraints Presolve removed 0 rows and 8 columns Presolve time: 0.40s Presolved: 35 rows, 104 columns, 104 nonzeros Variable types: 68 continuous, 36 integer (35 binary) Root relaxation: objective 0.000000e+00, 15 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 16.0000000 - - - 0s 0 0 0.00000 0 8 16.00000 0.00000 100% - 0s 0 0 0.00000 0 11 16.00000 0.00000 100% - 0s 0 0 0.00000 0 26 16.00000 0.00000 100% - 0s 0 2 0.00000 0 26 16.00000 0.00000 100% - 0s * 5 3 4 1.0000000 1.00000 0.0% 35.8 0s Cutting planes: Explored 6 nodes (651 simplex iterations) in 0.42 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.000000000000e+00, best bound 1.000000000000e+00, gap 0.0%