You're right, it looks like co-induction the term for what I was thinking.
Is it a common FP technique to do local-state-less looping like that? I would expect a tail-recursion solution to pass the next or previous value rather than re-deriving it from reading the output.
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You're right, it looks like co-induction the term for what I was thinking.
Is it a common FP technique to do local-state-less looping like that? I would expect a tail-recursion solution to pass the next or previous value rather than re-deriving it from reading the output.