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 7.74313962e+04 0.00000000e+00 2.13e-13 5.90e-01 2.96e+02 0s 1 1.51752464e+04 3.27169173e+03 1.56e-09 4.81e-05 4.41e+01 0s 2 1.21561433e+04 9.51761259e+03 4.36e-09 7.21e-06 9.77e+00 0s 3 1.07950413e+04 1.05450833e+04 3.24e-09 8.92e-07 9.26e-01 0s 4 1.05817753e+04 1.05767817e+04 5.19e-11 4.03e-08 1.85e-02 0s 5 1.05775912e+04 1.05771218e+04 4.75e-12 3.07e-09 1.74e-03 0s 6 1.05772030e+04 1.05771661e+04 5.19e-11 7.12e-09 1.37e-04 0s 7 1.05771762e+04 1.05771701e+04 4.12e-09 8.26e-10 2.28e-05 0s Barrier solved model in 7 iterations and 0.01 seconds Optimal objective 1.05771762e+04