Gurobi 5.0.1 (linux64) logging started Sun Nov 18 05:24:17 2012 Optimize a model with 113 rows, 365 columns and 365 nonzeros Model has 224 quadratic constraints Presolve removed 0 rows and 31 columns Presolve time: 1.31s Presolved: 113 rows, 334 columns, 334 nonzeros Variable types: 224 continuous, 110 integer (109 binary) Root relaxation: objective 0.000000e+00, 41 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 44.0000000 - - - 1s 0 0 0.00000 0 45 44.00000 0.00000 100% - 1s 0 0 0.00000 0 2 44.00000 0.00000 100% - 1s 0 0 0.00000 0 2 44.00000 0.00000 100% - 1s 0 2 0.00000 0 72 44.00000 0.00000 100% - 1s H 24 24 8.0000000 0.33562 95.8% 26.3 1s * 27 27 22 5.0000000 0.33562 93.3% 24.7 1s H 37 26 4.0000000 0.68130 83.0% 32.5 1s * 37 15 8 3.0000000 0.68130 77.3% 32.5 1s Cutting planes: Gomory: 2 Explored 96 nodes (2647 simplex iterations) in 1.43 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 3.000000000000e+00, best bound 3.000000000000e+00, gap 0.0%