Gurobi 5.0.1 (linux64) logging started Sun Nov 18 03:09:23 2012 Optimize a model with 30 rows, 89 columns and 89 nonzeros Model has 58 quadratic constraints Presolve removed 0 rows and 4 columns Presolve time: 0.34s Presolved: 30 rows, 85 columns, 85 nonzeros Variable types: 58 continuous, 27 integer (26 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 10.0000000 - - - 0s 0 0 0.00000 0 14 10.00000 0.00000 100% - 0s 0 0 0.00000 0 18 10.00000 0.00000 100% - 0s 0 0 0.00000 0 18 10.00000 0.00000 100% - 0s 0 2 0.00000 0 18 10.00000 0.00000 100% - 0s * 9 7 7 2.0000000 1.33333 33.3% 12.4 0s Cutting planes: Gomory: 1 Explored 16 nodes (342 simplex iterations) in 0.35 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%