--- Job minsurf25 Start 09/21/08 03:29:16 LNX-LX3 22.9.0 x86/Linux GAMS Rev 229 Copyright (C) 1987-2008 GAMS Development. All rights reserved *** ************* ALFA release *** GAMS Base Module ALFA 10Sep08 22.9.0 LNX 6574.6578 LX3 x86/Linux *** ************* ALFA release Licensee: Stefan Vigerske G080908/0001CB-LNX Humboldt University Berlin, Numerical Mathematics DC5918 --- Starting compilation --- minsurf25.gms(3843) 3 Mb --- Starting execution: elapsed 0:00:00.104 --- minsurf25.gms(3839) 3 Mb --- Generating NLP model m --- minsurf25.gms(3843) 6 Mb --- 1 rows 1,405 columns 1,405 non-zeroes --- 87,519 nl-code 1,404 nl-non-zeroes --- minsurf25.gms(3843) 4 Mb --- Executing IPOPT: elapsed 0:00:00.237 GAMS/Ipopt NLP Solver (IPOPT Library 3.5) written by A. Waechter List of user-set options: Name Value used acceptable_tol = 1e-08 yes compl_inf_tol = 0.0001 yes constr_viol_tol = 0.0001 yes linear_solver = ma27 yes tol = 1e-08 yes ****************************************************************************** This program contains Ipopt, a library for large-scale nonlinear optimization. Ipopt is released as open source code under the Common Public License (CPL). For more information visit http://projects.coin-or.org/Ipopt ****************************************************************************** This is Ipopt version 3.5stable, running with linear solver ma27. Number of nonzeros in equality constraint Jacobian...: 0 Number of nonzeros in inequality constraint Jacobian.: 0 Number of nonzeros in Lagrangian Hessian.............: 4851 Total number of variables............................: 1250 variables with only lower bounds: 1250 variables with lower and upper bounds: 0 variables with only upper bounds: 0 Total number of equality constraints.................: 0 Total number of inequality constraints...............: 0 inequality constraints with only lower bounds: 0 inequality constraints with lower and upper bounds: 0 inequality constraints with only upper bounds: 0 iter objective inf_pr inf_du lg(mu) ||d|| lg(rg) alpha_du alpha_pr ls 0 2.5745698e+00 0.00e+00 1.02e+00 0.0 0.00e+00 - 0.00e+00 0.00e+00 0 1 2.5656456e+00 0.00e+00 2.65e-02 -6.4 1.29e-02 - 9.74e-01 1.00e+00f 1 2 2.6093122e+00 0.00e+00 1.25e-02 -2.8 1.62e-01 - 9.27e-01 1.00e+00f 1 3 2.8880642e+00 0.00e+00 6.52e-02 -3.1 3.79e-01 - 5.42e-01 1.00e+00f 1 4 2.9124415e+00 0.00e+00 2.15e-02 -3.1 2.15e-01 - 1.00e+00 1.00e+00f 1 5 2.9162318e+00 0.00e+00 6.81e-03 -3.1 1.85e-02 - 1.00e+00 1.00e+00f 1 6 2.6993750e+00 0.00e+00 8.58e-03 -4.6 3.14e-01 - 1.00e+00 5.18e-01f 1 7 2.5709068e+00 0.00e+00 4.86e-03 -4.6 2.60e-01 - 1.00e+00 7.11e-01f 1 8 2.5309641e+00 0.00e+00 6.52e-03 -4.6 1.31e-01 - 1.00e+00 1.00e+00f 1 9 2.5235452e+00 0.00e+00 1.70e-03 -6.6 4.96e-02 - 1.00e+00 6.72e-01f 1 iter objective inf_pr inf_du lg(mu) ||d|| lg(rg) alpha_du alpha_pr ls 10 2.5208432e+00 0.00e+00 1.46e-03 -7.3 2.27e-02 - 1.00e+00 6.97e-01f 1 11 2.5198849e+00 0.00e+00 7.32e-04 -7.1 9.75e-03 - 1.00e+00 7.86e-01f 1 12 2.5195650e+00 0.00e+00 1.38e-05 -7.8 5.22e-03 - 1.00e+00 1.00e+00f 1 13 2.5195071e+00 0.00e+00 1.08e-06 -8.8 2.07e-03 - 1.00e+00 1.00e+00f 1 14 2.5194925e+00 0.00e+00 1.40e-07 -9.6 1.04e-03 - 1.00e+00 1.00e+00f 1 15 2.5194889e+00 0.00e+00 1.77e-08 -11.0 5.23e-04 - 1.00e+00 1.00e+00f 1 16 2.5194880e+00 0.00e+00 2.21e-09 -11.0 2.61e-04 - 1.00e+00 1.00e+00f 1 Number of Iterations....: 16 (scaled) (unscaled) Objective...............: 2.5194879813818774e+00 2.5194879813818774e+00 Dual infeasibility......: 2.2136738206390838e-09 2.2136738206390838e-09 Constraint violation....: 0.0000000000000000e+00 0.0000000000000000e+00 Complementarity.........: 1.9604876094921819e-09 1.9604876094921819e-09 Overall NLP error.......: 2.2136738206390838e-09 2.2136738206390838e-09 Number of objective function evaluations = 17 Number of objective gradient evaluations = 17 Number of equality constraint evaluations = 0 Number of inequality constraint evaluations = 0 Number of equality constraint Jacobian evaluations = 0 Number of inequality constraint Jacobian evaluations = 0 Number of Lagrangian Hessian evaluations = 16 Total CPU secs in IPOPT (w/o function evaluations) = 0.088 Total CPU secs in NLP function evaluations = 0.704 EXIT: Optimal Solution Found. GAMS/Ipopt finished. --- Restarting execution --- minsurf25.gms(3843) 0 Mb --- Reading solution for model m *** Status: Normal completion --- Job minsurf25.gms Stop 09/21/08 03:29:17 elapsed 0:00:01.167