If you like that sort of thing, try doing similar code for the Ackermann function [1]. In a certain sense that can be made semi-formal, if you can do this sort

If you like that sort of thing, try doing similar code for the Ackermann function [1]. In a certain sense that can be made semi-formal, if you can do this sort of thing for the Ackermann function, then you can do it for almost anything. https://en.wikipedia.org/wiki/Ackermann_function https://en.wikipedia.org/wiki/Ackermann_function