Re: Set theory - VERY basic question: Why do we need elements whenwe have sets???
From: Georg (x_at_y.z)
Date: 09/19/04
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Date: Sun, 19 Sep 2004 18:39:56 -0400
G. A. Edgar wrote:
>here's one in our library...
>
>Karl Menger, "Three lectures on mathematical subjects: delivered at the Rice
>Institute, December 11, 12, and 13, 1939".
>Lecture III: "Topology without points"
>
or google on "pointless topology"
-- you will find many sources related to the idea of building set theory
and topology without points
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