glob_desired_digits_correct := 8; glob_max_minutes := (3.0); glob_subiter_method := 3; glob_max_iter := 100000 ; glob_upper_ratio_limit := c(1.000001); glob_lower_ratio_limit := c(0.999999); glob_look_poles := false; glob_h := c(0.001); glob_display_interval := c(0.01); !