Gurobi 5.0.1 (linux64) logging started Fri Jan 18 05:26:13 2013 Optimize a model with 32 rows, 1045 columns and 12039 nonzeros Presolve removed 12 rows and 36 columns Presolve time: 0.03s Presolved: 20 rows, 1009 columns, 11016 nonzeros Variable types: 1000 continuous, 9 integer (9 binary) Root relaxation: objective 3.501964e+03, 14 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 3501.96355 0 3 - 3501.96355 - - 0s 0 0 3501.96541 0 3 - 3501.96541 - - 0s 0 0 3501.97912 0 4 - 3501.97912 - - 0s 0 0 3501.99564 0 3 - 3501.99564 - - 0s H 0 0 3502.0000000 3501.99564 0.00% - 0s Explored 0 nodes (43 simplex iterations) in 0.10 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 3.502000000000e+03, best bound 3.501995644514e+03, gap 0.0001%