Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:41 2013 Optimize a model with 140 rows, 212 columns and 280 nonzeros Model has 70 quadratic constraints Presolve time: 0.00s Presolved: 140 rows, 212 columns, 280 nonzeros Presolved model has 70 second-order cone constraints Ordering time: 0.00s Barrier statistics: Free vars : 2 AA' NZ : 4.900e+03 Factor NZ : 8.646e+03 Factor Ops : 6.662e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.65715162e+04 0.00000000e+00 1.71e-13 3.84e-01 2.78e+02 0s 1 1.10934284e+04 2.49972721e+03 1.26e-09 5.14e-05 4.09e+01 0s 2 9.02287231e+03 7.12567499e+03 3.44e-09 9.09e-06 9.03e+00 0s 3 8.03797023e+03 7.83728797e+03 7.60e-10 1.96e-06 9.56e-01 0s 4 7.88801598e+03 7.88161301e+03 1.60e-11 1.30e-07 3.05e-02 0s 5 7.88485816e+03 7.88438560e+03 5.47e-13 1.22e-08 2.25e-03 0s 6 7.88473842e+03 7.88465938e+03 8.78e-11 9.40e-10 3.76e-04 0s 7 7.88470918e+03 7.88470435e+03 4.17e-09 1.30e-08 2.30e-05 0s Barrier solved model in 7 iterations and 0.01 seconds Optimal objective 7.88470918e+03