Sent Dedekind a proof of the equivalent aleph theorem: the cardinality of every infinite set is an aleph
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Sent Dedekind a proof of the equivalent aleph theorem: the cardinality of every infinite set is an aleph
Text from Wikipedia, available under CC BY-SA 4.0.
Captured 2026-08-16 from Wikipedia. The archived copy is preserved so this citation survives link rot.