nag_opt_bounds_no_deriv (e04jbc) Example Program Optional Parameters Following options for e04jbc are read by e04xyc. begin e04jbc print_level = Nag_Soln_Iter_Full /* Print full iterations and solution. */ max_iter = 40 /* Perform maximum of 40 iterations */ step_max = 4.0 /* estimate minimum within 4 units of start */ end