Update cheatsheet.fr.md

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

@@ -77,7 +77,7 @@ RÉSUMÉ
   \mathbf{\overrightarrow{rot} \;\overrightarrow{B} = \mu_0\;\overrightarrow{j} + \mu_0 \epsilon_0 \;\dfrac{\partial \overrightarrow{E}}{\partial t}}\quad\tiny{\text{Maxwell-Ampère}}
   \end{array}\right.`$  
 
-  $`\left\{\begin{array}{l}
+  $`\left{\begin{array}{l}
   \mathbf{div \overrightarrow{E} = \dfrac{\dens}{\epsilon_0}}\quad\tiny{Maxwell-Gauss}}\\
   \end{array}\right.`$  
   $`\left\{\begin{array}{l}
@@ -94,7 +94,7 @@ RÉSUMÉ
   div \overrightarrow{B} = 0}\quad Maxwell-flux}
   \end{array}\right.`$ 
 
-  $`\left\{ \begin{array}{l}
+  $`\left{ \begin{array}{l}
   div \overrightarrow{E} = \dfrac{\dens}{\epsilon_0}\quad\tiny{Maxwell-Gauss}\\
   div \overrightarrow{B} = 0\quad Maxwell-flux\\
   \overrightarrow{rot} \;\overrightarrow{E} = -\dfrac{\partial \overrightarrow{B}}{\partial t}\quad\tiny{\text{Maxwell-Faraday}\\