How to understand the base case of a recursion – Page 2 – Tutorials (Here’s how to…) – Snap! Forum https://forum.snap.berkeley.edu/t/how-to-understand-the-base-case-of-a-recursion/14469?page=2
A discussion about how to understand recursion, especially about the meaning of a base case, was moved here after having hijacked a thread about combinations of items from a list.
FOREST-SQUARES treats it as a forest, i.e., a sequence of trees, a plain old list like (a b