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Questions about finite and infinite sets and multisets, related data structures and concepts.

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How can finite sets be represented as a type?

numbers, there's no way to print0 out all of the numbers in a given set, since it would require checking all of the natural numbers, which is an infinite task.1 However, say I'm only interested in finite sets … . 0: Let's assume we're using some monad to encapsulate printing, etc. 1: In exchange, we do of course get the ability to represent infinite sets. …
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