Gurobi 5.0.1 (linux64) logging started Sun Nov 18 03:19:33 2012 Optimize a model with 102 rows, 264 columns and 264 nonzeros Model has 202 quadratic constraints Presolve removed 0 rows and 3 columns Presolve time: 1.18s Presolved: 102 rows, 261 columns, 261 nonzeros Variable types: 202 continuous, 59 integer (58 binary) Root relaxation: objective 0.000000e+00, 31 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 51.0000000 - - - 1s 0 0 0.00000 0 36 51.00000 0.00000 100% - 1s 0 0 0.12612 0 56 51.00000 0.12612 100% - 1s 0 2 0.13942 0 56 51.00000 0.13942 100% - 1s * 26 26 19 15.0000000 0.91667 93.9% 24.1 1s H 84 52 13.0000000 2.14583 83.5% 20.3 1s Cutting planes: Gomory: 2 Explored 818 nodes (15862 simplex iterations) in 1.58 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.299999999989e+01, best bound 1.299999999989e+01, gap 0.0%