Update...

Update 12.temporary_ins/40.classical-mechanics/30.n3/75.mechanical-waves/20.overview/cheatsheet.fr.md

12.temporary_ins/40.classical-mechanics/30.n3/75.mechanical-waves/20.overview/cheatsheet.fr.md

@@ -11,7 +11,7 @@ lessons:
     - 
       slug: from-corpuscule-to-mechanical-wave-3
       name: PARALLÈLE particule et onde.
-      order: 3
+      order: 2
 ---
 
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