Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:43 2013 Optimize a model with 260 rows, 392 columns and 520 nonzeros Model has 130 quadratic constraints Presolve time: 0.00s Presolved: 260 rows, 392 columns, 520 nonzeros Presolved model has 130 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 3.900e+02 Factor NZ : 9.130e+02 Factor Ops : 3.255e+03 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.10966478e+05 0.00000000e+00 2.84e-14 5.52e-01 2.91e+02 0s 1 2.27705901e+04 5.23546502e+03 2.84e-09 5.11e-05 4.50e+01 0s 2 1.86183125e+04 1.44423982e+04 2.50e-09 7.54e-06 1.07e+01 0s 3 1.64712787e+04 1.60100195e+04 1.22e-09 1.01e-06 1.18e+00 0s 4 1.61026777e+04 1.60635020e+04 5.11e-11 3.40e-07 1.00e-01 0s 5 1.60977818e+04 1.60945724e+04 2.25e-11 1.35e-08 8.23e-03 0s 6 1.60958057e+04 1.60947417e+04 3.90e-12 1.03e-08 2.73e-03 0s 7 1.60955019e+04 1.60952222e+04 1.31e-12 2.08e-09 7.17e-04 0s 8 1.60953662e+04 1.60952842e+04 2.27e-13 9.86e-10 2.10e-04 0s 9 1.60953467e+04 1.60953262e+04 7.11e-14 2.36e-10 5.27e-05 0s 10 1.60953420e+04 1.60953386e+04 2.34e-13 2.10e-11 8.81e-06 0s Barrier solved model in 10 iterations and 0.01 seconds Optimal objective 1.60953420e+04