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From: Richard Damon <richard@damon-family.org>
Newsgroups: sci.logic,sci.math
Subject: Re: Replacement of Cardinality
Date: Sat, 24 Aug 2024 13:06:47 -0400
Organization: i2pn2 (i2pn.org)
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On 8/24/24 10:17 AM, WM wrote:
> Le 23/08/2024 à 20:13, Jim Burns a écrit :
> 
>> All finiteⁿᵒᵗᐧᵂᴹ ordered sets _and their subsets_
>> are 2.ended, except for {}.
> 
> Every set of unit fractions extended over an interval has two ends in 
> that interval.
> 
> Regards, WM
> 

But for the full, unbounded set, one of those ends isn't in the set, but 
is 0, as the set itself has no end in that direction.