Sujet : Re: The set of necessary FISONs
De : noreply (at) *nospam* example.org (joes)
Groupes : sci.mathDate : 31. Jan 2025, 18:52:22
Autres entêtes
Organisation : i2pn2 (i2pn.org)
Message-ID : <b3661d4e001c1467c1121af3f013304666ac40bf@i2pn2.org>
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User-Agent : Pan/0.145 (Duplicitous mercenary valetism; d7e168a git.gnome.org/pan2)
Am Fri, 31 Jan 2025 11:23:35 +0100 schrieb WM:
On 31.01.2025 02:02, Richard Damon wrote:
On 1/30/25 2:30 PM, WM wrote:
Do it. Build such a set. I will show that it fails because all
FISONs are useless for reaching the aim.
I did.
Show the first element that cannot be discarded without changing the
union.
Why?
Because every set of ordinals has a first element.
The empty set doesn’t.
-- Am Sat, 20 Jul 2024 12:35:31 +0000 schrieb WM in sci.math:It is not guaranteed that n+1 exists for every n.