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 3.25275629e+05 0.00000000e+00 2.84e-14 4.94e-01 2.89e+02 0s 1 6.62993190e+04 1.43324637e+04 5.92e-09 4.91e-05 4.44e+01 0s 2 5.06778234e+04 4.05552148e+04 8.32e-09 6.57e-06 8.65e+00 0s 3 4.62330101e+04 4.50136857e+04 3.63e-09 1.46e-06 1.04e+00 0s 4 4.55626480e+04 4.52883736e+04 1.93e-10 6.66e-07 2.34e-01 0s 5 4.55198128e+04 4.54990800e+04 3.62e-10 3.03e-08 1.77e-02 0s 6 4.55169318e+04 4.55074494e+04 6.39e-14 1.58e-08 8.10e-03 0s 7 4.55167049e+04 4.55163663e+04 5.17e-11 8.11e-09 2.89e-04 0s 8 4.55166695e+04 4.55165814e+04 3.62e-10 2.31e-09 7.53e-05 0s 9 4.55166521e+04 4.55166040e+04 1.46e-10 1.44e-09 4.11e-05 0s 10 4.55166419e+04 4.55166097e+04 3.77e-11 1.20e-09 2.75e-05 0s Barrier solved model in 10 iterations and 0.02 seconds Optimal objective 4.55166419e+04