Date: Mar 25, 2013 9:46 AM
Author: Scott Berg
Subject: Re: Matheology � 231


"WM" <mueckenh@rz.fh-augsburg.de> wrote in message
news:dbfd5ab8-59cd-4156-9a63-11bf94b2705e@l5g2000yqe.googlegroups.com...
Matheology § 231



>One philosophically important way in which numbers and sets, as they
>are naively understood, differ is that numbers are physically
>instantiated in a way that sets are not. Five apples are an instance
>of the number 5 and a pair of shoes is an instance of the number 2,
>but there is nothing obvious that we can analogously point to as an
>instance of, say, the set {{/0}}.
>[Nik Weaver: "Is set theory indispensable?"]
>http://www.math.wustl.edu/~nweaver/indisp.pdf
>
>Regards, WM


the disclamer, ".....naively understood....."

what is a /0 anyway ?