diff --git a/01.curriculum/01.physics-chemistry-biology/03.niv3/02.geometrical-optics/02.geometrical-optics-foundings/02.refractive-index/02.refractive-index-overview/cheatsheet.fr.md b/01.curriculum/01.physics-chemistry-biology/03.niv3/02.geometrical-optics/02.geometrical-optics-foundings/02.refractive-index/02.refractive-index-overview/cheatsheet.fr.md
deleted file mode 100644
index 1cd7b5abc..000000000
--- a/01.curriculum/01.physics-chemistry-biology/03.niv3/02.geometrical-optics/02.geometrical-optics-foundings/02.refractive-index/02.refractive-index-overview/cheatsheet.fr.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-title: 'L''indice de réfraction F'
-redirect: /curriculum/physics-chemistry-biology/foothills/Geometrical-optics/geometrical-optics-foundings/concept-ray-of-light/concept-ray-of-light-f
----
-