diff --git a/docs/_posts/2024-03-20-Semana-18.md b/docs/_posts/2024-03-20-Semana-18.md
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--- a/docs/_posts/2024-03-20-Semana-18.md
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@@ -10,6 +10,12 @@ tags:
 ## Índice
 
 - [Índice](#índice)
+- [Frecuencia](#frecuencia)
+- [Velocidades](#velocidades)
+  - [Velocidad angular](#velocidad-angular)
+  - [Velocidad lineal](#velocidad-lineal)
+- [Pruebas en otros circuitos](#pruebas-en-otros-circuitos)
+- [Enlace al video en ejecución](#enlace-al-video-en-ejecución)
 
 ---
 ---
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