Gurobi 5.0.1 (linux64) logging started Sat Nov 17 19:52:04 2012 Optimize a model with 7 rows, 18 columns and 18 nonzeros Model has 12 quadratic constraints Presolve time: 0.07s Presolved: 7 rows, 18 columns, 18 nonzeros Variable types: 12 continuous, 6 integer (6 binary) Root relaxation: objective 0.000000e+00, 3 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 6 2.00000 0.00000 100% - 0s 0 0 0.00000 0 6 2.00000 0.00000 100% - 0s 0 2 0.00000 0 5 2.00000 0.00000 100% - 0s Cutting planes: Gomory: 1 Explored 4 nodes (53 simplex iterations) in 0.08 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.000000000035e+00, best bound 2.000000000035e+00, gap 0.0%