From b83d154b36362829b6c2b35713620654e1bd1265 Mon Sep 17 00:00:00 2001
From: Claude Meny <claude.meny@irap.omp.eu>
Date: Mon, 11 Nov 2019 11:28:20 +0100
Subject: [PATCH] Update textbook.en.md

---
 .../intercambio-curso-electromagnetismo/textbook.en.md          | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/10.brainstorming-innovative-courses/intercambio-curso-electromagnetismo/textbook.en.md b/10.brainstorming-innovative-courses/intercambio-curso-electromagnetismo/textbook.en.md
index 082f1c25c..ccd2b6679 100644
--- a/10.brainstorming-innovative-courses/intercambio-curso-electromagnetismo/textbook.en.md
+++ b/10.brainstorming-innovative-courses/intercambio-curso-electromagnetismo/textbook.en.md
@@ -204,7 +204,7 @@ $`div\;\vec{U}= \nabla \cdot \vec{U}`$ , $`div\;\vec{U}= \vec{\nabla} \cdot \vec
 ES : divergencia   <br>
 FR : divergence   <br>
 EN : divergence   <br>
-$`div\;\vec{U}=\lim_{V\leftrightarrow0}\;\dfrac{1}{V}\;\oiint_{S\leftrightarrow V}\vec{U}\cdot\vec{dS}`$ 
+$`div\;\vec{U}=\lim_{V\leftrightarrow0}\;\dfrac{1}{V}\;\verb\oiint_{S\leftrightarrow V}\vec{U}\cdot\vec{dS}`$ 
 
 ES : escalar = número real o complexo + unidad de medida?   <br>
 FR : scalaire = nombre réel ou complexe + unité de mesure   <br>