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vault backup: 2026-02-27 14:37:15

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Jan Meyer
2026-02-27 14:37:15 +01:00
parent 6b78604464
commit b66b7fa901
3 changed files with 5 additions and 5 deletions
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6
.obsidian/workspace.json vendored
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@@ -13,12 +13,12 @@
"state": { "state": {
"type": "markdown", "type": "markdown",
"state": { "state": {
"file": "DAS/Set Theory.md", "file": "DAS/Logic.md",
"mode": "source", "mode": "source",
"source": false "source": false
}, },
"icon": "lucide-file", "icon": "lucide-file",
"title": "Set Theory" "title": "Logic"
} }
} }
] ]
@@ -170,9 +170,9 @@
}, },
"active": "e815710c82d8b872", "active": "e815710c82d8b872",
"lastOpenFiles": [ "lastOpenFiles": [
"DAS/Logic.md",
"DAS/Functions.md", "DAS/Functions.md",
"DAS/Set Theory.md", "DAS/Set Theory.md",
"DAS/Logic.md",
"mathe/notation.md", "mathe/notation.md",
"Studium.md", "Studium.md",
"ET/Netzwerke.md", "ET/Netzwerke.md",

2
DAS/Functions.md
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@@ -25,4 +25,4 @@ A function is _surjective_ if every element $y in Y$ has _at minimum_ one matchi
### Bijectivity ### Bijectivity
A function is _bijective_ if every element $y in Y$ has _exactly_ one matching $x in X$ (it is _injective_ and _surjective_) A function is _bijective_ if every element $y in Y$ has _exactly_ one matching $x in X$ (it is _injective_ and _surjective_)
- $forall y in Y, exists excl x in X : f(x) = ySymbol$ - $forall y in Y, exists excl x in X : f(x) = y$

2
DAS/Logic.md
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@@ -12,4 +12,4 @@
| --------- | --------------------------------------- | -------------- | | --------- | --------------------------------------- | -------------- |
| **nand** | $p$ and $q$ are not both true | $not(p and q)$ | | **nand** | $p$ and $q$ are not both true | $not(p and q)$ |
| **nor** | neither of $p$ and $q$ are true | $not(p or q)$ | | **nor** | neither of $p$ and $q$ are true | $not(p or q)$ |
| **xnor** | $p$ and $q$ are both false or both true | | | **xnor** | $p$ and $q$ are both false or both true | $not xor$ |