Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:40 2013 Optimize a model with 80 rows, 122 columns and 160 nonzeros Model has 40 quadratic constraints Presolve time: 0.00s Presolved: 80 rows, 122 columns, 160 nonzeros Presolved model has 40 second-order cone constraints Ordering time: 0.00s Barrier statistics: Free vars : 2 AA' NZ : 1.600e+03 Factor NZ : 2.841e+03 Factor Ops : 1.256e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.73140524e+04 0.00000000e+00 9.95e-14 7.31e-01 3.18e+02 0s 1 6.53275202e+03 1.51062510e+03 8.09e-10 4.91e-05 4.19e+01 0s 2 5.60127733e+03 4.66224566e+03 6.46e-09 1.06e-05 7.83e+00 0s 3 5.08431744e+03 4.98909775e+03 1.86e-10 2.69e-07 7.93e-01 0s 4 5.01255762e+03 5.00604592e+03 1.33e-11 7.62e-09 5.43e-02 0s 5 5.00975184e+03 5.00711876e+03 5.54e-12 1.74e-09 2.19e-02 0s 6 5.00841378e+03 5.00747361e+03 2.03e-12 3.69e-10 7.83e-03 0s 7 5.00823970e+03 5.00756753e+03 1.56e-12 1.84e-10 5.60e-03 0s 8 5.00791746e+03 5.00761175e+03 5.47e-13 1.24e-10 2.55e-03 0s 9 5.00785836e+03 5.00762846e+03 3.77e-13 1.05e-10 1.92e-03 0s 10 5.00779681e+03 5.00769616e+03 1.71e-13 3.16e-11 8.39e-04 0s 11 5.00776862e+03 5.00771892e+03 7.11e-14 1.94e-11 4.14e-04 0s 12 5.00776015e+03 5.00773020e+03 1.28e-13 8.95e-12 2.50e-04 0s 13 5.00774796e+03 5.00773793e+03 3.69e-13 1.45e-10 8.36e-05 0s 14 5.00774247e+03 5.00773943e+03 3.81e-12 7.08e-11 2.53e-05 0s Barrier solved model in 14 iterations and 0.01 seconds Optimal objective 5.00774247e+03