Category:Countable Sets

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This category contains results about Countable Sets.
Definitions specific to this category can be found in Definitions/Countable Sets.


$S$ is countable if and only if there exists an injection:

$f: S \to \N$

Subcategories

This category has the following 6 subcategories, out of 6 total.

Pages in category "Countable Sets"

The following 31 pages are in this category, out of 31 total.