Sujet : Re: How many different unit fractions are lessorequal than all unit fractions?
De : invalid (at) *nospam* example.invalid (Moebius)
Groupes : sci.mathDate : 09. Sep 2024, 17:32:18
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Organisation : A noiseless patient Spider
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Am 09.09.2024 um 18:02 schrieb joes:
Am Mon, 09 Sep 2024 17:08:49 +0200 schrieb WM:
The quantifier order related to the problem is this: NUF(x) = ℵo means:
There exist ℵo unit fractions smaller than any x > 0.
Nein, Du Spinner (WM)!
NUF(x) = ℵo JUST means: There exist (exactly) ℵo unit fractions smaller than x.
Hint:
Def: NUF(x) := card({u e {1/n : n e IN} : u < x}) (x e IR).