Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:41 2013 Optimize a model with 180 rows, 272 columns and 360 nonzeros Model has 90 quadratic constraints Presolve time: 0.00s Presolved: 180 rows, 272 columns, 360 nonzeros Presolved model has 90 second-order cone constraints Ordering time: 0.00s Barrier statistics: Free vars : 2 AA' NZ : 8.100e+03 Factor NZ : 1.427e+04 Factor Ops : 1.412e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.49074043e+04 0.00000000e+00 3.13e-13 4.47e-01 2.86e+02 0s 1 1.48864001e+04 3.62439612e+03 1.25e-09 5.07e-05 4.17e+01 0s 2 1.24329292e+04 1.00486253e+04 9.69e-09 8.44e-06 8.83e+00 0s 3 1.10826521e+04 1.08764531e+04 1.17e-09 2.41e-06 7.64e-01 0s 4 1.10128102e+04 1.10049253e+04 3.03e-10 1.74e-07 2.92e-02 0s 5 1.10075011e+04 1.10068513e+04 1.03e-11 1.66e-08 2.41e-03 0s 6 1.10073187e+04 1.10071152e+04 7.61e-10 4.78e-09 7.54e-04 0s 7 1.10072768e+04 1.10071627e+04 1.05e-10 3.23e-09 4.23e-04 0s 8 1.10072698e+04 1.10072468e+04 3.51e-11 5.86e-10 8.49e-05 0s 9 1.10072669e+04 1.10072522e+04 1.53e-11 4.09e-10 5.47e-05 0s 10 1.10072650e+04 1.10072559e+04 2.59e-12 2.85e-10 3.39e-05 0s Barrier solved model in 10 iterations and 0.02 seconds Optimal objective 1.10072650e+04