Gurobi 5.0.1 (linux64) logging started Sun Nov 18 05:27:13 2012 Optimize a model with 123 rows, 396 columns and 396 nonzeros Model has 244 quadratic constraints Presolve removed 0 rows and 25 columns Presolve time: 1.42s Presolved: 123 rows, 371 columns, 371 nonzeros Variable types: 244 continuous, 127 integer (126 binary) Root relaxation: objective 0.000000e+00, 45 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 59.0000000 - - - 1s 0 0 0.00000 0 79 59.00000 0.00000 100% - 1s 0 0 0.00000 0 86 59.00000 0.00000 100% - 1s 0 0 0.00000 0 80 59.00000 0.00000 100% - 1s 0 2 0.00000 0 77 59.00000 0.00000 100% - 1s * 17 17 14 3.0000000 0.67857 77.4% 43.7 1s * 27 7 6 2.0000000 0.89655 55.2% 30.6 1s Cutting planes: Explored 34 nodes (2239 simplex iterations) in 1.52 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.000000000000e+00, best bound 2.000000000000e+00, gap 0.0%