Gurobi 5.0.1 (linux64) logging started Sun Nov 18 05:21:58 2012 Optimize a model with 93 rows, 315 columns and 315 nonzeros Model has 184 quadratic constraints Presolve removed 0 rows and 36 columns Presolve time: 1.07s Presolved: 93 rows, 279 columns, 279 nonzeros Variable types: 184 continuous, 95 integer (94 binary) Root relaxation: objective 0.000000e+00, 35 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 38.0000000 - - - 1s 0 0 0.00000 0 2 38.00000 0.00000 100% - 1s 0 0 0.00000 0 22 38.00000 0.00000 100% - 1s 0 0 0.00000 0 21 38.00000 0.00000 100% - 1s 0 2 0.00000 0 2 38.00000 0.00000 100% - 1s * 15 15 11 3.0000000 0.00000 100% 14.8 1s H 55 31 3.0000000 0.00000 100% 9.1 1s * 55 17 10 2.0000000 0.00000 100% 9.2 1s * 114 12 9 1.0000000 0.16667 83.3% 8.8 1s Cutting planes: Explored 127 nodes (1563 simplex iterations) in 1.14 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%