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 d7320803e..a608276cb 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
@@ -189,4 +189,18 @@ pensez à remplacer (auto-tra) par vos initiales (YYY).
 #### Cinematics
 
 
+##### El momento angular / Le moment angulaire / The angular momentum
+
+*CLAMEC-xxx* 
+
+[ES] (UN..) El momentum lineal depende de dos propiedades, masa y velocidad.<br>
+Un objeto que rota tiene una velocidad angular y tiene un momento de inercia.<br>
+
+Partícula :
+
+(UN..)[ES][EN] $`\overrightarrow{L}=\overrightarrow{r}\times\overrightarrow{p}`$
+
+[CME][FR] $`\overrightarrow{L}=\overrightarrow{r}\wedge\overrightarrow{p}`$
+
+[ES]