Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:41 2013 Optimize a model with 180 rows, 272 columns and 360 nonzeros Model has 90 quadratic constraints Presolve time: 0.00s Presolved: 180 rows, 272 columns, 360 nonzeros Presolved model has 90 second-order cone constraints Ordering time: 0.00s Barrier statistics: Free vars : 2 AA' NZ : 8.100e+03 Factor NZ : 1.427e+04 Factor Ops : 1.412e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.87299085e+04 0.00000000e+00 1.99e-13 3.38e-01 2.64e+02 0s 1 1.35837656e+04 3.19784838e+03 8.82e-10 5.30e-05 3.85e+01 0s 2 1.10236568e+04 9.01995391e+03 6.63e-09 9.80e-06 7.42e+00 0s 3 1.01535644e+04 9.83412087e+03 7.62e-10 3.43e-06 1.18e+00 0s 4 1.00478489e+04 1.00276995e+04 1.11e-10 4.09e-07 7.46e-02 0s 5 1.00382386e+04 1.00341635e+04 2.10e-12 1.52e-07 1.51e-02 0s 6 1.00379597e+04 1.00367339e+04 1.18e-10 6.20e-08 4.54e-03 0s 7 1.00379170e+04 1.00376393e+04 1.99e-09 1.53e-08 1.03e-03 0s 8 1.00379029e+04 1.00377928e+04 2.38e-09 1.11e-08 4.08e-04 0s 9 1.00379013e+04 1.00378850e+04 1.34e-09 1.28e-08 6.04e-05 0s 10 1.00378993e+04 1.00378869e+04 6.67e-10 1.08e-08 4.60e-05 0s 11 1.00378967e+04 1.00378887e+04 9.81e-11 8.50e-09 2.97e-05 0s Barrier solved model in 11 iterations and 0.02 seconds Optimal objective 1.00378967e+04