Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:42 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 7.26465979e+04 0.00000000e+00 1.99e-13 4.01e-01 2.78e+02 0s 1 1.41971051e+04 3.22260820e+03 3.09e-09 5.33e-05 4.06e+01 0s 2 1.16214113e+04 9.21634645e+03 7.99e-09 9.69e-06 8.91e+00 0s 3 1.03815032e+04 1.01599207e+04 1.32e-09 1.45e-06 8.21e-01 0s 4 1.01990860e+04 1.01852931e+04 7.97e-11 8.99e-08 5.11e-02 0s 5 1.01880921e+04 1.01872042e+04 4.63e-12 9.25e-14 3.29e-03 0s 6 1.01873498e+04 1.01873251e+04 3.55e-09 8.20e-09 9.17e-05 0s 7 1.01873371e+04 1.01873352e+04 4.77e-09 1.06e-09 7.11e-06 0s Barrier solved model in 7 iterations and 0.01 seconds Optimal objective 1.01873371e+04