Update cheatsheet.fr.md

12.temporary_ins/90.electromagnetism-in-vacuum/10.maxwell-equations/20.overview/cheatsheet.fr.md

@@ -147,7 +147,14 @@ $`\Longrightarrow`$
   À tout instant t, et pour toute surface fermée $`S`$ :
 
    * $`\forall \overrightarrow{r}, \overrightarrow{rot} \,\overrightarrow{E} = -\dfrac{\partial \overrightarrow{B}}{\partial t}`$
-  $`\Longrightarrow \oiint_S \overrightarrow{rot} \,\overrightarrow{E}\cdot\overrightarrow{dS} = \oiint_S\left(-\dfrac{\partial \overrightarrow{B}}{\partial t}\right)\cdot\overrightarrow{dS}`$   
+  $`\Longrightarrow \oiint_S \overrightarrow{rot} \,\overrightarrow{E}\cdot\overrightarrow{dS} = \oiint_S\left(-\dfrac{\partial \overrightarrow{B}\cdot\overrightarrow{dS}}{\partial t}\right)`$   
+
+   * $`\forall \overrightarrow{r}, \overrightarrow{rot} \,\overrightarrow{E} = -\dfrac{\partial \overrightarrow{B}}{\partial t}`$
+  $`\Longrightarrow \oiint_S \overrightarrow{rot} \,\overrightarrow{E}\cdot\overrightarrow{dS} = \oiint_S\Big(-\dfrac{\partial \overrightarrow{B}\cdot\overrightarrow{dS}}{\partial t}\Big)`$  
+
+   * $`\forall \overrightarrow{r}, \overrightarrow{rot} \,\overrightarrow{E} = -\dfrac{\partial \overrightarrow{B}}{\partial t}`$
+  $`\Longrightarrow \oiint_S \overrightarrow{rot} \,\overrightarrow{E}\cdot\overrightarrow{dS} = \oiint_S\big(-\dfrac{\partial \overrightarrow{B}\cdot\overrightarrow{dS}}{\partial t}\big)`$  
+
 
    * $`\left.\begin{array}{l}
 \iint_{\Ltau} \overrightarrow{rot} \,\overrightarrow{E}\,d\tau = \iint_{\Ltau}\left(-\dfrac{\partial \overrightarrow{B}}{\partial t}\right) d\tau \\