Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:38:40 2013 Optimize a model with 60 rows, 92 columns and 120 nonzeros Model has 30 quadratic constraints Presolve time: 0.00s Presolved: 60 rows, 92 columns, 120 nonzeros Presolved model has 30 second-order cone constraints Ordering time: 0.00s Barrier statistics: Free vars : 2 AA' NZ : 9.000e+02 Factor NZ : 1.606e+03 Factor Ops : 5.343e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.23765110e+04 0.00000000e+00 1.14e-13 4.49e-01 2.55e+02 0s 1 4.07085600e+03 1.03544308e+03 4.18e-10 4.96e-05 3.37e+01 0s 2 3.56475305e+03 3.05513809e+03 3.84e-09 5.92e-06 5.66e+00 0s 3 3.28463704e+03 3.25128284e+03 3.04e-10 3.94e-07 3.71e-01 0s 4 3.25785329e+03 3.25672559e+03 3.73e-12 2.46e-10 1.25e-02 0s 5 3.25736138e+03 3.25703993e+03 1.31e-12 2.26e-11 3.57e-03 0s 6 3.25714394e+03 3.25711786e+03 1.13e-09 2.48e-09 2.90e-04 0s 7 3.25712829e+03 3.25712603e+03 4.27e-09 2.13e-09 2.51e-05 0s Barrier solved model in 7 iterations and 0.01 seconds Optimal objective 3.25712829e+03