Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:54 2013 Optimize a model with 720 rows, 1082 columns and 1440 nonzeros Model has 360 quadratic constraints Presolve time: 0.00s Presolved: 720 rows, 1082 columns, 1440 nonzeros Presolved model has 360 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.080e+03 Factor NZ : 2.523e+03 Factor Ops : 9.005e+03 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.92859793e+05 0.00000000e+00 2.84e-14 4.26e-01 2.80e+02 0s 1 5.88057597e+04 1.24319792e+04 9.66e-10 4.92e-05 4.29e+01 0s 2 4.48313632e+04 3.56693320e+04 1.10e-08 6.97e-06 8.48e+00 0s 3 4.07676201e+04 3.96627360e+04 1.15e-09 1.91e-06 1.02e+00 0s 4 4.02360770e+04 4.01419806e+04 4.89e-11 2.33e-07 8.71e-02 0s 5 4.02043939e+04 4.01961874e+04 7.46e-13 2.88e-08 7.60e-03 0s 6 4.02039487e+04 4.02028969e+04 1.52e-10 1.17e-08 9.74e-04 0s 7 4.02037937e+04 4.02036882e+04 5.68e-14 1.23e-09 9.77e-05 0s 8 4.02037775e+04 4.02037513e+04 5.32e-10 3.40e-09 2.43e-05 0s Barrier solved model in 8 iterations and 0.02 seconds Optimal objective 4.02037775e+04