Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:41 2013 Optimize a model with 100 rows, 152 columns and 200 nonzeros Model has 50 quadratic constraints Presolve time: 0.00s Presolved: 100 rows, 152 columns, 200 nonzeros Presolved model has 50 second-order cone constraints Ordering time: 0.00s Barrier statistics: Free vars : 2 AA' NZ : 2.500e+03 Factor NZ : 4.426e+03 Factor Ops : 2.441e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.93567065e+04 0.00000000e+00 1.28e-13 3.52e-01 2.73e+02 0s 1 7.13785834e+03 1.58125496e+03 6.51e-10 5.29e-05 3.70e+01 0s 2 5.56702207e+03 4.66624580e+03 2.18e-09 1.56e-05 6.01e+00 0s 3 5.31870015e+03 5.24610324e+03 4.97e-10 3.31e-06 4.84e-01 0s 4 5.29439699e+03 5.29193225e+03 3.07e-10 5.80e-07 1.64e-02 0s 5 5.29343315e+03 5.29336194e+03 6.01e-10 1.41e-08 4.75e-04 0s 6 5.29340742e+03 5.29337791e+03 2.57e-10 5.50e-09 1.97e-04 0s 7 5.29339856e+03 5.29338670e+03 1.08e-10 1.38e-09 7.91e-05 0s 8 5.29339613e+03 5.29338872e+03 7.25e-11 7.06e-10 4.94e-05 0s 9 5.29339330e+03 5.29339131e+03 2.44e-11 3.18e-11 1.33e-05 0s Barrier solved model in 9 iterations and 0.01 seconds Optimal objective 5.29339330e+03