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 5.08019217e+04 0.00000000e+00 1.71e-13 4.69e-01 2.93e+02 0s 1 9.92408048e+03 2.46726663e+03 3.04e-09 4.97e-05 4.14e+01 0s 2 7.78625775e+03 6.80155509e+03 7.01e-09 9.08e-06 5.47e+00 0s 3 7.51616153e+03 7.36328170e+03 8.47e-10 2.13e-06 8.49e-01 0s 4 7.47812641e+03 7.45080928e+03 1.01e-09 7.13e-07 1.52e-01 0s 5 7.47205933e+03 7.46940833e+03 1.15e-10 1.76e-07 1.47e-02 0s 6 7.47147990e+03 7.47111250e+03 2.09e-11 1.98e-08 2.04e-03 0s 7 7.47133683e+03 7.47130428e+03 1.03e-11 3.60e-09 1.81e-04 0s 8 7.47132977e+03 7.47131746e+03 1.76e-12 1.57e-09 6.84e-05 0s 9 7.47132875e+03 7.47132357e+03 9.24e-13 5.91e-10 2.88e-05 0s Barrier solved model in 9 iterations and 0.01 seconds Optimal objective 7.47132875e+03