Gurobi 5.0.1 (linux64) logging started Sat Nov 17 23:37:27 2012 Optimize a model with 5 rows, 16 columns and 16 nonzeros Model has 8 quadratic constraints Presolve removed 0 rows and 2 columns Presolve time: 0.05s Presolved: 5 rows, 14 columns, 14 nonzeros Variable types: 8 continuous, 6 integer (5 binary) Root relaxation: objective 0.000000e+00, 4 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 2.0000000 - - - 0s 0 0 0.00000 0 3 2.00000 0.00000 100% - 0s 0 0 0.00000 0 4 2.00000 0.00000 100% - 0s 0 0 0.00000 0 5 2.00000 0.00000 100% - 0s 0 2 0.00000 0 5 2.00000 0.00000 100% - 0s * 3 3 3 1.0000000 0.50000 50.0% 7.3 0s Cutting planes: Explored 6 nodes (77 simplex iterations) in 0.06 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%