Sujet : Re: How many different unit fractions are lessorequal than all unit fractions? (infinitary)
De : invalid (at) *nospam* example.invalid (Moebius)
Groupes : sci.mathDate : 20. Oct 2024, 21:19:54
Autres entêtes
Organisation : A noiseless patient Spider
Message-ID : <vf3ola$ic5u$1@dont-email.me>
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Am 20.10.2024 um 21:59 schrieb Chris M. Thomasson:
On 10/20/2024 12:54 PM, WM wrote:
2n is not in the set {1, ..., n}.
Incredible!
I guess the reason is that for all n e IN: n < 2n and that all elements in {1, ..., n} are <= n.
On the other hand, for all n in {1, 2, 3, ...} 2n is in the set {1, 2, 3, ...}.