Gurobi 5.0.1 (linux64) logging started Sun Nov 18 03:09:25 2012 Optimize a model with 25 rows, 79 columns and 79 nonzeros Model has 48 quadratic constraints Presolve removed 0 rows and 4 columns Presolve time: 0.28s Presolved: 25 rows, 75 columns, 75 nonzeros Variable types: 48 continuous, 27 integer (26 binary) Root relaxation: objective 0.000000e+00, 13 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 14.0000000 - - - 0s 0 0 0.00000 0 9 14.00000 0.00000 100% - 0s 0 0 0.00000 0 17 14.00000 0.00000 100% - 0s 0 0 0.00000 0 16 14.00000 0.00000 100% - 0s H 0 0 2.0000000 0.00000 100% - 0s 0 2 0.00000 0 16 2.00000 0.00000 100% - 0s * 8 8 8 1.0000000 0.40000 60.0% 8.8 0s Cutting planes: Explored 18 nodes (287 simplex iterations) in 0.29 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%