Gurobi 5.0.1 (linux64) logging started Sun Nov 18 03:10:02 2012 Optimize a model with 44 rows, 125 columns and 125 nonzeros Model has 86 quadratic constraints Presolve removed 0 rows and 3 columns Presolve time: 0.50s Presolved: 44 rows, 122 columns, 122 nonzeros Variable types: 86 continuous, 36 integer (35 binary) Root relaxation: objective 0.000000e+00, 19 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 21.0000000 - - - 0s 0 0 0.00000 0 21 21.00000 0.00000 100% - 0s 0 0 0.00000 0 34 21.00000 0.00000 100% - 0s 0 0 0.00000 0 28 21.00000 0.00000 100% - 0s 0 2 0.00000 0 27 21.00000 0.00000 100% - 0s * 12 8 10 3.0000000 1.00000 66.7% 14.8 0s Cutting planes: Gomory: 1 Explored 35 nodes (687 simplex iterations) in 0.53 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 3.000000000000e+00, best bound 3.000000000000e+00, gap 0.0%