Gurobi 5.0.1 (linux64) logging started Sun Nov 18 06:40:03 2012 Optimize a model with 246 rows, 709 columns and 709 nonzeros Model has 490 quadratic constraints Presolve removed 0 rows and 22 columns Presolve time: 2.86s Presolved: 246 rows, 687 columns, 687 nonzeros Variable types: 490 continuous, 197 integer (196 binary) Root relaxation: objective 0.000000e+00, 83 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 117.0000000 - - - 2s 0 0 0.00000 0 5 117.00000 0.00000 100% - 2s 0 0 0.00000 0 2 117.00000 0.00000 100% - 2s 0 0 0.00000 0 2 117.00000 0.00000 100% - 2s 0 2 0.00000 0 119 117.00000 0.00000 100% - 2s H 32 32 19.0000000 0.36000 98.1% 58.8 3s * 224 83 14 17.0000000 4.63218 72.8% 30.0 3s Cutting planes: Gomory: 1 Explored 947 nodes (24692 simplex iterations) in 3.96 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.700000000000e+01, best bound 1.700000000000e+01, gap 0.0%