nag_opt_handle_solve_ipopt (e04stc) Example Program Results Variables x( 1) = 6.36E-01 x( 2) = 2.07E-10 x( 3) = 3.13E-01 x( 4) = 5.18E-02 Variable bound Lagrange multipliers zL( 1) = 3.92E-09 zU( 1) = 0.00E+00 zL( 2) = 2.43E-01 zU( 2) = 0.00E+00 zL( 3) = 7.97E-09 zU( 3) = 0.00E+00 zL( 4) = 4.94E-08 zU( 4) = 0.00E+00 Linear constraints Lagrange multipliers zL( 1) = 5.80E-01 zU( 1) = 0.00E+00 zL( 2) = 1.84E+01 zU( 2) = 0.00E+00 Nonlinear constraints Lagrange multipliers zL( 1) = 4.11E-01 zU( 1) = 0.00E+00 Stationarity test for Lagrange multipliers lx( 1) = -1.40E-12 Ok lx( 2) = 3.00E-12 Ok lx( 3) = -6.71E-12 Ok lx( 4) = 2.25E-12 Ok At solution, Objective minimum = 2.9894E+01 Constraint violation = 0.00E+00 Dual infeasibility = 6.72E-12 Complementarity = 2.56E-09 KKT error = 2.56E-09 after iterations : 8 after objective evaluations : 9 after objective gradient evaluations : 9 after constraint evaluations : 9 after constraint gradient evaluations : 9 after hessian evaluations : 8