Re: 2N=E

Moebius used his keyboard to write :

Am 04.11.2024 um 17:50 schrieb Moebius:

Am 04.11.2024 um 12:33 schrieb Chris M. Thomasson:
 

Infinite ways to represent 1:
>
1 = 4 - 2 - 1
1 = 3*2 - 5
1 = 1 + 1 - 1
1 = ...
>
?

 Right. {4 - 2 - 1, 3*2 - 5, 2 - 1, 3 - 2, 4 - 3, ...} = {1} (though FromTheAfter is too dumb to get that).

>
This idiot is convinced that "in any case" |{x, y, z}| = 3.
Actually,
>
          |{x, y, z}| = 3 iff x =/= y and x =/= z and y =/= z.

If they are equal, it is a multiset with one element with a multiplicity of three, and thus cardinality of three.
https://www.google.com/search?client=firefox-b-1-e&q=multiset
You are too dumb to get that.