Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:41 2013 Optimize a model with 120 rows, 182 columns and 240 nonzeros Model has 60 quadratic constraints Presolve time: 0.00s Presolved: 120 rows, 182 columns, 240 nonzeros Presolved model has 60 second-order cone constraints Ordering time: 0.00s Barrier statistics: Free vars : 2 AA' NZ : 3.600e+03 Factor NZ : 6.361e+03 Factor Ops : 4.205e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.34589714e+04 0.00000000e+00 1.71e-13 6.46e-01 3.07e+02 0s 1 1.04468892e+04 2.16606819e+03 2.46e-09 4.75e-05 4.60e+01 0s 2 8.28968573e+03 6.45424289e+03 7.98e-09 7.21e-06 1.02e+01 0s 3 7.29505727e+03 7.15428235e+03 6.21e-10 1.73e-06 7.82e-01 0s 4 7.19625377e+03 7.19352946e+03 6.72e-12 8.82e-08 1.51e-02 0s 5 7.19496862e+03 7.19460050e+03 1.17e-10 1.02e-08 2.05e-03 0s 6 7.19474714e+03 7.19461172e+03 4.44e-11 1.73e-09 7.52e-04 0s 7 7.19463132e+03 7.19461751e+03 5.02e-09 9.89e-10 7.67e-05 0s 8 7.19462375e+03 7.19461964e+03 2.61e-09 1.17e-09 2.28e-05 0s Barrier solved model in 8 iterations and 0.01 seconds Optimal objective 7.19462375e+03