Gurobi 5.0.1 (linux64) logging started Sat Nov 17 19:52:07 2012 Optimize a model with 12 rows, 29 columns and 29 nonzeros Model has 22 quadratic constraints Presolve time: 0.13s Presolved: 12 rows, 29 columns, 29 nonzeros Variable types: 22 continuous, 7 integer (7 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 5.0000000 - - - 0s 0 0 0.00000 0 5 5.00000 0.00000 100% - 0s 0 0 0.13636 0 6 5.00000 0.13636 97.3% - 0s 0 2 0.25000 0 6 5.00000 0.25000 95.0% - 0s * 13 3 4 4.0000000 3.00000 25.0% 2.4 0s Cutting planes: Gomory: 1 Explored 17 nodes (73 simplex iterations) in 0.14 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 4.000000000000e+00, best bound 4.000000000000e+00, gap 0.0%