Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:42 2013 Optimize a model with 220 rows, 332 columns and 440 nonzeros Model has 110 quadratic constraints Presolve time: 0.00s Presolved: 220 rows, 332 columns, 440 nonzeros Presolved model has 110 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 3.300e+02 Factor NZ : 7.730e+02 Factor Ops : 2.755e+03 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 9.22744261e+04 0.00000000e+00 2.84e-14 5.37e-01 2.90e+02 0s 1 1.80277122e+04 4.17909686e+03 3.69e-09 4.82e-05 4.20e+01 0s 2 1.43489794e+04 1.18803638e+04 1.36e-08 7.70e-06 7.48e+00 0s 3 1.32917420e+04 1.30317473e+04 7.99e-10 1.76e-06 7.88e-01 0s 4 1.31367187e+04 1.31216499e+04 4.73e-11 9.70e-08 4.57e-02 0s 5 1.31264587e+04 1.31237422e+04 2.24e-12 4.93e-08 8.23e-03 0s 6 1.31260501e+04 1.31249156e+04 7.67e-13 2.16e-08 3.44e-03 0s 7 1.31259756e+04 1.31257001e+04 5.33e-13 2.76e-09 8.35e-04 0s 8 1.31258517e+04 1.31257249e+04 1.49e-13 2.08e-09 3.84e-04 0s 9 1.31258169e+04 1.31257399e+04 1.56e-13 1.58e-09 2.33e-04 0s 10 1.31258029e+04 1.31257923e+04 2.84e-14 7.01e-11 3.20e-05 0s Barrier solved model in 10 iterations and 0.01 seconds Optimal objective 1.31258029e+04