Re: The set of necessary FISONs

Am Tue, 11 Mar 2025 18:04:45 +0100 schrieb WM:

On 11.03.2025 12:03, joes wrote:

Am Mon, 10 Mar 2025 09:42:05 +0100 schrieb WM:

 

Wrong. {{ }} = {1}, {{{ }}} = {1, 2}, {{{{ }}}} = {1, 2, 3}.

This is wrong as written. Perhaps you mean equivalences, but they are
certainly not equal.

These are different languages for the same notion.
The words are different, the numbers are the same.

I mean, the sets on the left all contain only one element.

--
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.