4 ms·it did it by getting into programmingby chadlavi 6y agoit did it by getting into programmingAperocky 6y agobut howtaneq 6y agoWell, it all started when they used recursion.eru 6y agoIt's useful if your recursion does some work before recursing. (Just like your loop bodies should do something.)smabie 6y agoWhat's interesting is that church numerals don't do anything except "recurse." So calling a function that does nothing is useful after all!eru 6y agoChurch Numerals apply the function you give them, n-times. That's hardly nothing.