From b98f703d7508284cac4a3f54a2c75a079abccfe0 Mon Sep 17 00:00:00 2001 From: Jan Meyer Date: Fri, 6 Mar 2026 21:29:49 +0100 Subject: [PATCH] vault backup: 2026-03-06 21:29:49 --- DAS/Set Theory.md | 1 + 1 file changed, 1 insertion(+) diff --git a/DAS/Set Theory.md b/DAS/Set Theory.md index c9cf994..5b8f5d3 100644 --- a/DAS/Set Theory.md +++ b/DAS/Set Theory.md @@ -91,3 +91,4 @@ $$ | *transitive*
| "chain reaction", a information about $a$ in relation to $c$ can be inferred from the relations $a -> b$ and $b -> c$ | $a < b, b < c => a < c$ | | *reflexive* | every element is related to itself with the given relation | $a <= a, 5 = 5$ | | *anti-reflexive* | every element is *NOT* related to itself in the given relation | $a < a$ | +| *symmetric* | | |