Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:02 2013 Optimize a model with 900 rows, 1352 columns and 1800 nonzeros Model has 450 quadratic constraints Presolve time: 0.00s Presolved: 900 rows, 1352 columns, 1800 nonzeros Presolved model has 450 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.350e+03 Factor NZ : 3.153e+03 Factor Ops : 1.126e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.86442740e+05 0.00000000e+00 2.84e-14 4.70e-01 2.96e+02 0s 1 7.56840963e+04 1.57378581e+04 1.17e-08 5.14e-05 4.44e+01 0s 2 5.76643738e+04 4.62040296e+04 6.11e-08 8.97e-06 8.49e+00 0s 3 5.32618068e+04 5.14173293e+04 5.50e-09 1.98e-06 1.37e+00 0s 4 5.18346596e+04 5.17043862e+04 1.57e-10 3.23e-07 9.65e-02 0s 5 5.17929188e+04 5.17818091e+04 2.45e-10 3.70e-08 8.23e-03 0s 6 5.17864606e+04 5.17824676e+04 9.16e-11 5.75e-09 2.96e-03 0s 7 5.17837446e+04 5.17826403e+04 2.89e-10 4.88e-09 8.18e-04 0s 8 5.17829152e+04 5.17826655e+04 6.51e-11 3.03e-12 1.85e-04 0s 9 5.17827598e+04 5.17826785e+04 2.27e-11 4.96e-13 6.02e-05 0s 10 5.17826954e+04 5.17826838e+04 2.50e-12 5.79e-12 8.64e-06 0s Barrier solved model in 10 iterations and 0.03 seconds Optimal objective 5.17826954e+04