Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:41 2013 Optimize a model with 140 rows, 212 columns and 280 nonzeros Model has 70 quadratic constraints Presolve time: 0.00s Presolved: 140 rows, 212 columns, 280 nonzeros Presolved model has 70 second-order cone constraints Ordering time: 0.00s Barrier statistics: Free vars : 2 AA' NZ : 4.900e+03 Factor NZ : 8.646e+03 Factor Ops : 6.662e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.53998118e+04 0.00000000e+00 2.13e-13 3.62e-01 2.73e+02 0s 1 1.02218530e+04 2.26638036e+03 8.86e-10 5.40e-05 3.79e+01 0s 2 8.21813513e+03 6.53667827e+03 4.30e-09 1.48e-05 8.01e+00 0s 3 7.60212063e+03 7.39290638e+03 8.80e-10 2.79e-06 9.96e-01 0s 4 7.46709740e+03 7.45657079e+03 4.14e-11 1.42e-07 5.01e-02 0s 5 7.45999667e+03 7.45916049e+03 2.16e-12 1.05e-08 3.98e-03 0s 6 7.45954710e+03 7.45946770e+03 2.10e-13 7.02e-10 3.78e-04 0s 7 7.45951770e+03 7.45948662e+03 9.95e-14 1.38e-10 1.48e-04 0s 8 7.45949884e+03 7.45948910e+03 2.84e-14 6.62e-11 4.64e-05 0s 9 7.45949298e+03 7.45949148e+03 1.07e-13 6.31e-12 7.12e-06 0s Barrier solved model in 9 iterations and 0.01 seconds Optimal objective 7.45949298e+03