Gurobi 5.0.1 (linux64) logging started Fri Jan 18 02:46:36 2013 Optimize a model with 140 rows, 800 columns and 5125 nonzeros Presolve removed 5 rows and 5 columns Presolve time: 0.01s Presolved: 135 rows, 795 columns, 4620 nonzeros Variable types: 760 continuous, 35 integer (35 binary) Root relaxation: objective 1.174557e+04, 45 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 11745.5748 0 3 - 11745.5748 - - 0s 0 0 11745.8927 0 4 - 11745.8927 - - 0s 0 0 11773.3415 0 6 - 11773.3415 - - 0s 0 0 11779.0053 0 3 - 11779.0053 - - 0s 0 0 11779.0053 0 3 - 11779.0053 - - 0s H 0 0 12082.659199 11779.0053 2.51% - 0s 0 0 11779.0053 0 2 12082.6592 11779.0053 2.51% - 0s 0 0 11779.0561 0 4 12082.6592 11779.0561 2.51% - 0s 0 0 11779.0561 0 4 12082.6592 11779.0561 2.51% - 0s 0 2 11779.0856 0 4 12082.6592 11779.0856 2.51% - 0s * 7 3 6 11785.262717 11779.1956 0.05% 5.9 0s * 10 1 6 11783.516190 11779.1956 0.04% 4.6 0s * 13 2 3 11779.402625 11779.4001 0.00% 4.2 0s Cutting planes: Gomory: 1 Explored 14 nodes (295 simplex iterations) in 0.07 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.177940262477e+04, best bound 1.177940005794e+04, gap 0.0000%