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From: Alan Mackenzie <acm@muc.de>
Newsgroups: sci.math
Subject: Re: How many different unit fractions are lessorequal than all unit fractions?
Date: Sat, 5 Oct 2024 12:58:34 -0000 (UTC)
Organization: muc.de e.V.
Message-ID: <vdrd5q$sn2$2@news.muc.de>
References: <vb4rde$22fb4$2@solani.org>   <vdk7rr$3c2vh$1@dont-email.me> <vdmna5$3qtii$1@dont-email.me> <f64271a8cb19d2f7e53f21c81179ec69a69da034@i2pn2.org> <vdo8ke$586f$3@dont-email.me> <vdodmu$5sti$4@dont-email.me> <vdoeft$6biq$1@dont-email.me> <vdof0j$5suf$3@dont-email.me> <vdogjq$6l4c$1@dont-email.me> <vdpbuv$alvo$1@dont-email.me> <8c94a117d7ddaba3e7858116dc5bc7c66a46c405@i2pn2.org> <vdqttc$mnhd$1@dont-email.me> <vdr1g3$n3li$6@dont-email.me> <8ce3fac3a0c92d85c72fec966d424548baebe5af@i2pn2.org>
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Richard Damon <richard@damon-family.org> wrote:

[ .... ]

> But actual infinity doesn't exist.

What does it mean for a mathematical concept not to exist?

You seem to be falling into the same trap as John Gabriel used to when he
was still posting here.  He asserted things like "irrational numbers
don't exist" and "negative numbers don't exist".  He was never able to
state exactly what he meant by this non-existence.

[ .... ]

-- 
Alan Mackenzie (Nuremberg, Germany).