Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:43 2013 Optimize a model with 280 rows, 422 columns and 560 nonzeros Model has 140 quadratic constraints Presolve time: 0.00s Presolved: 280 rows, 422 columns, 560 nonzeros Presolved model has 140 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 4.200e+02 Factor NZ : 9.830e+02 Factor Ops : 3.505e+03 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.20241714e+05 0.00000000e+00 2.84e-14 5.23e-01 2.95e+02 0s 1 2.24870589e+04 5.05927210e+03 1.11e-08 5.07e-05 4.15e+01 0s 2 1.79374670e+04 1.48029045e+04 3.14e-09 1.15e-05 7.46e+00 0s 3 1.66025131e+04 1.63252561e+04 2.93e-09 2.15e-06 6.60e-01 0s 4 1.64136979e+04 1.64040742e+04 1.64e-10 1.18e-07 2.29e-02 0s 5 1.64075952e+04 1.64067945e+04 1.01e-10 8.75e-09 1.91e-03 0s 6 1.64069791e+04 1.64068295e+04 1.94e-11 1.45e-13 3.56e-04 0s 7 1.64068860e+04 1.64068394e+04 6.27e-12 6.05e-13 1.11e-04 0s 8 1.64068591e+04 1.64068397e+04 2.41e-12 1.57e-12 4.62e-05 0s 9 1.64068491e+04 1.64068413e+04 8.10e-13 4.89e-12 1.87e-05 0s Barrier solved model in 9 iterations and 0.01 seconds Optimal objective 1.64068491e+04