Index finite lists of positive integers: Difference between revisions

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It is known that the set of finite lists of positive integers is &nbsp; [[wp:countable| <u>countable</u>)]].
It is known that the set of finite lists of positive integers is &nbsp; [[wp:countable| <u>countable</u>]].


This means that there exists a subset of natural integers which can be mapped to the set of finite lists of positive integers.
This means that there exists a subset of natural integers which can be mapped to the set of finite lists of positive integers.