Gurobi 5.0.1 (linux64) logging started Sat Nov 17 23:37:39 2012 Optimize a model with 17 rows, 48 columns and 48 nonzeros Model has 32 quadratic constraints Presolve removed 0 rows and 1 columns Presolve time: 0.19s Presolved: 17 rows, 47 columns, 47 nonzeros Variable types: 32 continuous, 15 integer (14 binary) Root relaxation: objective 0.000000e+00, 7 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 11.0000000 - - - 0s 0 0 0.00000 0 2 11.00000 0.00000 100% - 0s 0 0 0.00000 0 2 11.00000 0.00000 100% - 0s 0 0 0.00000 0 8 11.00000 0.00000 100% - 0s 0 2 0.00000 0 4 11.00000 0.00000 100% - 0s * 3 3 2 1.0000000 0.54545 45.5% 15.7 0s Cutting planes: Explored 5 nodes (115 simplex iterations) in 0.20 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%