Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:45 2013 Optimize a model with 360 rows, 542 columns and 720 nonzeros Model has 180 quadratic constraints Presolve time: 0.00s Presolved: 360 rows, 542 columns, 720 nonzeros Presolved model has 180 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 5.400e+02 Factor NZ : 1.263e+03 Factor Ops : 4.505e+03 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.53382886e+05 0.00000000e+00 2.84e-14 5.10e-01 2.92e+02 0s 1 3.08526194e+04 6.26739172e+03 5.38e-09 5.18e-05 4.55e+01 0s 2 2.28360058e+04 1.80809441e+04 3.80e-09 6.87e-06 8.81e+00 0s 3 2.09263104e+04 2.03006662e+04 1.77e-09 1.86e-06 1.16e+00 0s 4 2.05973591e+04 2.05724936e+04 6.60e-11 7.23e-08 4.60e-02 0s 5 2.05860806e+04 2.05792498e+04 1.69e-11 2.11e-08 1.26e-02 0s 6 2.05825324e+04 2.05808993e+04 1.59e-12 8.90e-09 3.02e-03 0s 7 2.05821721e+04 2.05818562e+04 5.69e-09 1.76e-09 5.85e-04 0s 8 2.05821327e+04 2.05821144e+04 4.69e-09 5.59e-10 3.39e-05 0s Barrier solved model in 8 iterations and 0.01 seconds Optimal objective 2.05821327e+04