Re: Replacement of Cardinality

Liste des GroupesRevenir à s math 
Sujet : Re: Replacement of Cardinality
De : wolfgang.mueckenheim (at) *nospam* tha.de (WM)
Groupes : sci.logic sci.math
Date : 12. Aug 2024, 14:50:09
Autres entêtes
Organisation : Nemoweb
Message-ID : <sglIw8p3PCeHivaAhg-7IVZCN4A@jntp>
References : 1 2 3 4 5 6 7 8 9 10
User-Agent : Nemo/0.999a
Le 11/08/2024 à 19:56, Jim Burns a écrit :
On 8/11/2024 8:29 AM, WM wrote:

What causes an exception: nₓ ∈ ℕ without ⅟(nₓ+1) ?
>
The end of the positivee axis.
 
∀n ∈ ℕ: 1/n - 1/(n+1) > 0
 ∀n ∈ ℕ: 1/n > 1/(n+1) > 0
If 1/(n+1) exists.
 Each positive unit fraction is not
the first positive unit fraction.
 What causes an exception: nₓ ∈ ℕ:
⅟nₓ > 0 without ⅟(nₓ+1) > 0 ?
The end of the positive axis.
Regards, WM

Date Sujet#  Auteur
27 Jul 24 * Re: Replacement of Cardinality876Jim Burns
28 Jul 24 +* Re: Replacement of Cardinality866WM
28 Jul 24 i`* Re: Replacement of Cardinality865Jim Burns
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30 Jul 24 i i       `* Re: Replacement of Cardinality (ubiquitous ordinals)23Ross Finlayson
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4 Aug 24 i i              i   `* Re: Replacement of Cardinality (ubiquitous ordinals)9Jim Burns
4 Aug 24 i i              i    `* Re: Replacement of Cardinality (ubiquitous ordinals)8Ross Finlayson
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4 Aug 24 i i              i         `* Re: Replacement of Cardinality (ubiquitous ordinals)3Jim Burns
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4 Aug 24 i i           i i+* Re: Replacement of Cardinality2Moebius
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4 Aug 24 i i           i i`- Re: Replacement of Cardinality1WM
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