Gurobi 5.0.1 (linux64) logging started Sun Nov 18 05:27:23 2012 Optimize a model with 125 rows, 400 columns and 400 nonzeros Model has 248 quadratic constraints Presolve removed 0 rows and 22 columns Presolve time: 1.45s Presolved: 125 rows, 378 columns, 378 nonzeros Variable types: 248 continuous, 130 integer (129 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 56.0000000 - - - 1s 0 0 0.00000 0 9 56.00000 0.00000 100% - 1s 0 0 0.00000 0 13 56.00000 0.00000 100% - 1s 0 0 0.00000 0 12 56.00000 0.00000 100% - 1s 0 2 0.00000 0 61 56.00000 0.00000 100% - 1s H 8 7 2.0000000 0.72000 64.0% 73.6 1s Cutting planes: Gomory: 1 Explored 40 nodes (1422 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%