app app app quot 0 app s y app s z 0 app app app quot app s x app s y z app app app quot x y z app app app quot x 0 app s z app s app app app quot x app s z app s z app app map f nil nil app app map f app app cons x xs app app cons app f x app app map f xs app app filter f nil nil app app filter f app app cons x xs app app app app filter2 app f x f x xs app app app app filter2 true f x xs app app cons x app app filter f xs app app app app filter2 false f x xs app app filter f xs app 2 quot 0 0 0 s 0 map 0 nil 0 cons 0 filter 0 filter2 0 true 0 false 0 INNERMOST ./TRS/currying/AG01/#4.22.trs