Gurobi 5.0.1 (linux64) logging started Sun Nov 18 03:08:45 2012 Optimize a model with 10 rows, 31 columns and 31 nonzeros Model has 18 quadratic constraints Presolve removed 0 rows and 2 columns Presolve time: 0.11s Presolved: 10 rows, 29 columns, 29 nonzeros Variable types: 18 continuous, 11 integer (10 binary) Root relaxation: objective 0.000000e+00, 5 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 2 2.00000 0.00000 100% - 0s 0 0 0.00000 0 6 2.00000 0.00000 100% - 0s 0 0 0.00000 0 4 2.00000 0.00000 100% - 0s 0 2 0.00000 0 4 2.00000 0.00000 100% - 0s * 2 2 1 0.0000000 0.00000 0.0% 6.5 0s Cutting planes: Explored 3 nodes (40 simplex iterations) in 0.11 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 0.000000000000e+00, best bound 0.000000000000e+00, gap 0.0%