MacBook-Pro-de-Oscar.local 2025-9-8:14:20:41
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		| @@ -1,9 +1,10 @@ | ||||
| --- | ||||
| up: | ||||
|   - "[[sous groupe]]" | ||||
| tags: | ||||
|   - s/maths/algèbre | ||||
| --- | ||||
|  | ||||
| up:: [[sous groupe]] | ||||
|  | ||||
| > [!definition] [[théorème de Lagrange]] | ||||
| > Soit $G$ un groupe **fini**, et soit $H$ un [[sous groupe]] de $G$ | ||||
| > Alors, $\#H$ divise $\#G$ | ||||
|   | ||||
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