Right above that line in the docs is a pretty clear view of 'Hello' and 'main'. Its a file "hello.aum" which declares a module 'Hello' with a function called 'm

Right above that line in the docs is a pretty clear view of 'Hello' and 'main'. Its a file "hello.aum" which declares a module 'Hello' with a function called 'main'. You compile the file to be an executable by giving it function to run as the entrypoint. This really couldn't be clearer I dont think.