Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:54 2013 Optimize a model with 700 rows, 1052 columns and 1400 nonzeros Model has 350 quadratic constraints Presolve time: 0.00s Presolved: 700 rows, 1052 columns, 1400 nonzeros Presolved model has 350 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.050e+03 Factor NZ : 2.453e+03 Factor Ops : 8.755e+03 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.81847083e+05 0.00000000e+00 2.84e-14 4.74e-01 2.79e+02 0s 1 5.82260229e+04 1.30369112e+04 4.68e-09 4.85e-05 4.30e+01 0s 2 4.50088139e+04 3.62692570e+04 1.74e-08 8.82e-06 8.32e+00 0s 3 4.11372463e+04 4.00758103e+04 3.85e-09 2.04e-06 1.01e+00 0s 4 4.05598473e+04 4.03711464e+04 1.97e-10 7.06e-07 1.80e-01 0s 5 4.05229406e+04 4.05050922e+04 2.15e-10 2.80e-08 1.70e-02 0s 6 4.05223679e+04 4.05197146e+04 4.17e-11 4.07e-09 2.53e-03 0s 7 4.05221684e+04 4.05204415e+04 5.68e-13 2.86e-09 1.64e-03 0s 8 4.05221224e+04 4.05219898e+04 2.47e-09 5.21e-09 1.26e-04 0s 9 4.05221072e+04 4.05220765e+04 5.34e-10 1.26e-09 2.92e-05 0s Barrier solved model in 9 iterations and 0.02 seconds Optimal objective 4.05221072e+04