diff --git a/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/40.classical-mechanics/10.main/textbook.fr.md b/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/40.classical-mechanics/10.main/textbook.fr.md
index dd1efefc2..5e70dd8d7 100644
--- a/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/40.classical-mechanics/10.main/textbook.fr.md
+++ b/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/40.classical-mechanics/10.main/textbook.fr.md
@@ -234,6 +234,39 @@ remember to replace (auto-tra) with your initials (YYY).
 ### Point mechanics
 
 
+#### Fundamentals
+
+
+
+*CLAPTMEC-FU-040* : 
+[ES] transformación de Galileo
+[FR] transformation de Galilée
+[EN] Galileo's transformations
+
+
+
+*CLAPTMEC-FU-050* : 
+[ES] teorema de la suma de velocidades
+[FR] théorème d'addition des vitesses
+[EN] theorem of addition of velocities
+
+
+
+*CLAPTMEC-FU-050* : 
+[ES] teorema de la invariancia de aceleraciones
+[FR] théorème de l'invariance des accélérations
+[EN] theorem of the invariance of accelerations
+
+
+
+*CLAPTMEC-FU-050* : 
+[ES] teorema de la invariancia de aceleraciones
+[FR] théorème de l'invariance des accélérations
+[EN] theorem of the invariance of accelerations
+
+
+
+
 #### Cinematics
 
 ... / ...