Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:57 2013 Optimize a model with 780 rows, 1172 columns and 1560 nonzeros Model has 390 quadratic constraints Presolve time: 0.00s Presolved: 780 rows, 1172 columns, 1560 nonzeros Presolved model has 390 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.170e+03 Factor NZ : 2.733e+03 Factor Ops : 9.755e+03 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.29120208e+05 0.00000000e+00 2.84e-14 4.92e-01 2.90e+02 0s 1 6.59766251e+04 1.34641017e+04 8.45e-09 5.05e-05 4.49e+01 0s 2 5.15765640e+04 3.90208090e+04 8.59e-09 6.49e-06 1.07e+01 0s 3 4.50034148e+04 4.37548800e+04 1.00e-08 1.22e-06 1.07e+00 0s 4 4.41888782e+04 4.40989834e+04 8.07e-10 2.89e-07 7.68e-02 0s 5 4.41806381e+04 4.41768433e+04 4.99e-10 2.49e-08 3.24e-03 0s 6 4.41777292e+04 4.41771049e+04 7.48e-11 6.31e-09 5.34e-04 0s 7 4.41773193e+04 4.41772021e+04 5.17e-11 1.15e-09 1.00e-04 0s 8 4.41772816e+04 4.41772095e+04 3.23e-11 4.61e-10 6.16e-05 0s 9 4.41772691e+04 4.41772146e+04 2.56e-11 2.47e-10 4.65e-05 0s 10 4.41772343e+04 4.41772207e+04 5.46e-12 7.65e-11 1.16e-05 0s Barrier solved model in 10 iterations and 0.02 seconds Optimal objective 4.41772343e+04