Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:41 2013 Optimize a model with 160 rows, 242 columns and 320 nonzeros Model has 80 quadratic constraints Presolve time: 0.00s Presolved: 160 rows, 242 columns, 320 nonzeros Presolved model has 80 second-order cone constraints Ordering time: 0.00s Barrier statistics: Free vars : 2 AA' NZ : 6.400e+03 Factor NZ : 1.128e+04 Factor Ops : 9.928e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.84500978e+04 0.00000000e+00 2.42e-13 5.66e-01 2.94e+02 0s 1 1.32973107e+04 3.07168920e+03 1.90e-09 4.90e-05 4.26e+01 0s 2 1.05392269e+04 8.59548482e+03 1.15e-08 9.40e-06 8.10e+00 0s 3 9.75166241e+03 9.55931122e+03 2.53e-09 2.42e-06 8.01e-01 0s 4 9.62835219e+03 9.60210518e+03 2.11e-10 6.03e-07 1.09e-01 0s 5 9.61617185e+03 9.61311154e+03 2.42e-13 1.30e-07 1.28e-02 0s 6 9.61603864e+03 9.61552699e+03 1.74e-10 8.54e-09 2.13e-03 0s 7 9.61599580e+03 9.61593650e+03 1.74e-10 1.07e-08 2.47e-04 0s 8 9.61598863e+03 9.61597136e+03 7.54e-11 2.58e-09 7.20e-05 0s 9 9.61598332e+03 9.61597849e+03 2.23e-11 5.71e-10 2.01e-05 0s Barrier solved model in 9 iterations and 0.01 seconds Optimal objective 9.61598332e+03