Gurobi 5.0.1 (linux64) logging started Sat Nov 17 23:38:12 2012 Optimize a model with 37 rows, 98 columns and 98 nonzeros Model has 72 quadratic constraints Presolve time: 0.42s Presolved: 37 rows, 98 columns, 98 nonzeros Variable types: 72 continuous, 26 integer (26 binary) Root relaxation: objective 0.000000e+00, 13 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 17.0000000 - - - 0s 0 0 0.00000 0 15 17.00000 0.00000 100% - 0s 0 0 0.03665 0 23 17.00000 0.03665 100% - 0s 0 2 0.03929 0 23 17.00000 0.03929 100% - 0s * 3 3 2 5.0000000 2.89474 42.1% 21.7 0s Cutting planes: Gomory: 2 Explored 10 nodes (307 simplex iterations) in 0.44 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 5.000000000000e+00, best bound 5.000000000000e+00, gap 0.0%