Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:03 2013 Optimize a model with 940 rows, 1412 columns and 1880 nonzeros Model has 470 quadratic constraints Presolve time: 0.00s Presolved: 940 rows, 1412 columns, 1880 nonzeros Presolved model has 470 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.410e+03 Factor NZ : 3.293e+03 Factor Ops : 1.176e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.02389726e+05 0.00000000e+00 2.84e-14 4.67e-01 2.95e+02 0s 1 7.88084072e+04 1.63680030e+04 1.49e-08 5.13e-05 4.43e+01 0s 2 6.00058028e+04 4.80286273e+04 3.24e-08 9.03e-06 8.49e+00 0s 3 5.47508286e+04 5.35044154e+04 6.20e-09 2.03e-06 8.84e-01 0s 4 5.38810737e+04 5.38520042e+04 1.38e-09 2.10e-07 2.06e-02 0s 5 5.38638607e+04 5.38587788e+04 2.32e-10 2.57e-08 3.60e-03 0s 6 5.38608503e+04 5.38593991e+04 6.01e-11 8.43e-09 1.03e-03 0s 7 5.38600403e+04 5.38597245e+04 1.11e-09 3.15e-10 2.24e-04 0s 8 5.38598733e+04 5.38597677e+04 4.02e-10 1.18e-12 7.49e-05 0s 9 5.38598427e+04 5.38597691e+04 2.78e-10 1.45e-12 5.22e-05 0s 10 5.38598150e+04 5.38597721e+04 1.57e-10 1.81e-10 3.04e-05 0s Barrier solved model in 10 iterations and 0.03 seconds Optimal objective 5.38598150e+04