Gurobi 5.0.1 (linux64) logging started Sun Nov 18 05:21:54 2012 Optimize a model with 106 rows, 340 columns and 340 nonzeros Model has 210 quadratic constraints Presolve removed 0 rows and 24 columns Presolve time: 1.23s Presolved: 106 rows, 316 columns, 316 nonzeros Variable types: 210 continuous, 106 integer (105 binary) Root relaxation: objective 0.000000e+00, 39 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 61.0000000 - - - 1s 0 0 0.00000 0 40 61.00000 0.00000 100% - 1s 0 0 0.00000 0 51 61.00000 0.00000 100% - 1s 0 0 0.00000 0 3 61.00000 0.00000 100% - 1s 0 2 0.00000 0 2 61.00000 0.00000 100% - 1s * 10 10 6 3.0000000 0.00000 100% 53.3 1s * 20 10 12 2.0000000 0.00000 100% 29.4 1s Cutting planes: Explored 71 nodes (1987 simplex iterations) in 1.30 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%