Sujet : Re: Replacement of Cardinality
De : wolfgang.mueckenheim (at) *nospam* tha.de (WM)
Groupes : sci.logic sci.mathDate : 31. Jul 2024, 14:59:36
Autres entêtes
Organisation : Nemoweb
Message-ID : <-qUZ96ARwcjh9QPfyWRnijjNwoY@jntp>
References : 1 2 3 4 5 6 7 8
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Le 30/07/2024 à 20:37, Jim Burns a écrit :
NUF(x) = |⅟ℕ∩(0,x]| = ℵ₀
does not imply any unit fraction outside (0,x]
But it implies that you can use only x having ℵ₀ smaller positive points, in fact even ℵ₀*2ℵ₀.
∀ x > 0: NUF(x) = ℵ₀ would be wrong.
Regards, WM