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From: WM <wolfgang.mueckenheim@tha.de>
Newsgroups: sci.math
Subject: Re: How many different unit fractions are lessorequal than all unit
 fractions?
Date: Sat, 7 Sep 2024 14:04:00 +0200
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On 07.09.2024 13:29, Moebius wrote:
> Am 07.09.2024 um 11:19 schrieb Python:
>> Le 06/09/2024 à 22:42, Crank Wolfgang Mückenheim, aka WM a écrit :
> 
>>> [...] it is a value changing to this value + 1.
> 
> Where exactly does it "chance"?

It, NUF(x), changes at every x = 1/n for n ∈ ℕ.

NUF(x) changes by 1 because a change by more at any x would count more 
different unit fractions 1/n,  1/m, 1/k, ... which are identical because 
they are the same x = 1/n = 1/m = 1/k = ... .

Regards, WM