Gurobi 5.0.1 (linux64) logging started Sat Nov 17 23:37:33 2012 Optimize a model with 14 rows, 39 columns and 39 nonzeros Model has 26 quadratic constraints Presolve time: 0.15s Presolved: 14 rows, 39 columns, 39 nonzeros Variable types: 26 continuous, 13 integer (13 binary) Root relaxation: objective 0.000000e+00, 6 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 6.0000000 - - - 0s 0 0 0.00000 0 4 6.00000 0.00000 100% - 0s 0 0 0.00000 0 5 6.00000 0.00000 100% - 0s 0 0 0.00000 0 3 6.00000 0.00000 100% - 0s H 0 0 3.0000000 0.00000 100% - 0s 0 2 0.50000 0 9 3.00000 0.50000 83.3% - 0s * 6 4 5 2.0000000 0.75000 62.5% 7.8 0s Cutting planes: Explored 15 nodes (142 simplex iterations) in 0.16 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%