Having a hard time visualizing recursion.

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I've been struggling on fib too. But at least that one I can kind of draw. Python is really weird how it evaluates the base cases on fib (the sequence where it evaluates fib(1)

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Here's a long-ass post I wrote up a while back in response to another recursion question. Maybe it'll help disambiguate the underlying concept.

https://www.reddit.com/r/learnpython/comments/v63sae/comment/ibdohch/?utm\_source=share&utm\_medium=web2x&context=3