diff --git a/Algo/CM/CM du 27 septembre.md b/Algo/CM/CM du 27 septembre.md
index 3cbdb4e..c9eb6d3 100644
--- a/Algo/CM/CM du 27 septembre.md	
+++ b/Algo/CM/CM du 27 septembre.md	
@@ -37,4 +37,11 @@
 					- `not_: boolean -> boolean`
 					- `_and_: boolean x boolean -> boolean`
 					- `_or_: boolean x boolean -> boolean`
-			- 
\ No newline at end of file
+			- Vectors
+				- Uses: integer and element
+				- Operations:
+					- `modify: vector x integer x element -> vector`
+					- `nth: vector x integer -> element`
+					- `lowerlimit: vector -> integer`
+					- `upperlimit: vector -> integer`
+					- 
\ No newline at end of file