Well-ordering follow-up
franktaw at netscape.net
franktaw at netscape.net
Mon Mar 13 01:14:00 CET 2006
Actually, it doesn't work (at least for the reals). It is possible
(given the axiom of choice) to well-order the real numbers, but it
isn't possible to *specify* such an ordering. So you can't identify a
number as "the least uninteresting real number under <whatever> well
ordering", because you can't fill in the <whatever>.
Franklin T. Adams-Watters
16 W. Michigan Ave.
Palatine, IL 60067
847-776-7645
-----Original Message-----
From: Henry Gould <gould at math.wvu.edu>
To: Jim Nastos <nastos at gmail.com>; seqfan at ext.jussieu.fr
Sent: Sun, 12 Mar 2006 19:00:22 -0500
Subject: Re: Well-ordering follow-up
Jim Nastos wrote:
> Professor Gould,
> my apologies: I didn't notice that the well-orderedness of the reals
> was an axiom-of-choice equivalence, so my objection is withdrawn.
> J
>
> OKAY, THANKS, ANYWAY YOU WANT IT! My original proof still stands?
Henry
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