Gurobi 5.0.1 (linux64) logging started Sun Nov 18 05:49:50 2012 Optimize a model with 165 rows, 505 columns and 505 nonzeros Model has 328 quadratic constraints Presolve removed 0 rows and 19 columns Presolve time: 1.92s Presolved: 165 rows, 486 columns, 486 nonzeros Variable types: 328 continuous, 158 integer (157 binary) Root relaxation: objective 0.000000e+00, 59 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 87.0000000 - - - 1s 0 0 0.00000 0 49 87.00000 0.00000 100% - 1s 0 0 0.00000 0 98 87.00000 0.00000 100% - 1s 0 0 0.00000 0 98 87.00000 0.00000 100% - 2s 0 2 0.00000 0 98 87.00000 0.00000 100% - 2s * 24 15 18 2.0000000 0.76801 61.6% 28.2 2s Cutting planes: Gomory: 1 Explored 60 nodes (2751 simplex iterations) in 2.07 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%