Sujet : Re: Replacement of Cardinality
De : wolfgang.mueckenheim (at) *nospam* tha.de (WM)
Groupes : sci.logic sci.mathDate : 06. Aug 2024, 09:26:14
Autres entêtes
Organisation : Nemoweb
Message-ID : <0Y68J8rWIlqhjSbYV3H8smphTUg@jntp>
References : 1 2 3 4 5 6 7 8 9 10
User-Agent : Nemo/0.999a
Le 06/08/2024 à 00:19, Jim Burns a écrit :
On 8/5/2024 3:04 PM, WM wrote:
NUF(1) = ℵ₀
NUF(x) = ℵ₀
NUF(x) gives the number of unit fractions smaller than x.
Following unreadable symbols.
For each x > 0
⅟ℕᵈᵉᶠ∩(0,x) is not finite.
For NUF(x) = 3 ⅟ℕᵈᵉᶠ∩(0,x) is finite, namely 3.
Regards, WM
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