Sujet : Re: Incompleteness of Cantor's enumeration of the rational numbers
De : FTR (at) *nospam* nomail.afraid.org (FromTheRafters)
Groupes : sci.mathDate : 17. Nov 2024, 12:01:35
Autres entêtes
Organisation : Peripheral Visions
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WM was thinking very hard :
On 16.11.2024 22:33, Moebius wrote:
>
For example "aleph_0 - aleph_0" is not defined.
>
Small wonder. ℵo means only infinitely many: |ℕ|, |ℚ|, and many others.
|ℕ|-|ℕ| however is defined.
No, it is not.