Update cheatsheet.fr.md

12.temporary_ins/90.electromagnetism-in-vacuum/20.electromagnetic-waves-vacuum/20.overview/cheatsheet.fr.md

@@ -218,14 +218,14 @@ puis d'une onde plane progressive monochromatique (OPPM).
     \mu_0\,\overrightarrow{j}+\overbrace{\mu_0\epsilon_0}^{=\;\dfrac{1}{c^2}}\,\dfrac{\partial \overrightarrow{E}}{\partial t}}_{\color{blue}{\text{th. de Maxwell-Faraday}}}
      =\dfrac{1}{c^2}\,\dfrac{\partial \overrightarrow{E}}{\partial t}\\
     \\
-    &\overrightarrow{B}\;uniforme\\
-    &dans\;tout\;plan\;\perp\overrightarrow{e_z}\end{align}\right\}`$   
+    &\overrightarrow{B}\;uniforme\;
+    dans\;tout\;plan\;\perp\overrightarrow{e_z}\end{align}\right\}`$   
     <br>
     $`\Longrightarrow\left\{
     \begin{align}
     &\dfrac{\partial B_z}{\partial y}-\dfrac{\partial B_y}{\partial z}=\dfrac{1}{c^2}\;\dfrac{\partial E_x}{\partial t}\\
-    &\dfrac{\partial B_x}{\partial z}-\dfrac{\partial B_z}{\partial x}=\dfrac{1}{c^2}\;\dfrac{\partial E_y}{\partial t}}\\
-    &\dfrac{\partial B_y}{\partial x}-\dfrac{\partial B_x}{\partial y}==\dfrac{1}{c^2}\;\dfrac{\partial E_z}{\partial t}\\
+    &\dfrac{\partial B_x}{\partial z}-\dfrac{\partial B_z}{\partial x}=\dfrac{1}{c^2}\;\dfrac{\partial E_y}{\partial t}\\
+    &\dfrac{\partial B_y}{\partial x}-\dfrac{\partial B_x}{\partial y}=\dfrac{1}{c^2}\;\dfrac{\partial E_z}{\partial t}\\
     \\
     &\dfrac{\partial B_z}{\partial y}=\dfrac{\partial B_y}{\partial z}=\dfrac{\partial B_x}{\partial z}=\dfrac{\partial B_z}{\partial x}\\
     &\quad =\dfrac{\partial B_y}{\partial x}=\dfrac{\partial B_x}{\partial y}=0
@@ -233,11 +233,11 @@ puis d'une onde plane progressive monochromatique (OPPM).
     <br>
     *$`\Longrightarrow\left\{
     \begin{align}
-    &-\dfrac{\partial B_z}{\partial x}=\dfrac{1}{c^2}\;\dfrac{\partial E_y}{\partial t}\\
+    &-\dfrac{\partial B_y}{\partial z}=\dfrac{1}{c^2}\;\dfrac{\partial E_x}{\partial t}\\
     \\
-    &\dfrac{\partial B_y}{\partial x}=\dfrac{1}{c^2}\;\dfrac{\partial E_z}{\partial t}\\
+    &\dfrac{\partial B_x}{\partial z}=\dfrac{1}{c^2}\;\dfrac{\partial E_y}{\partial t}\\
     \\
-    &\dfrac{\partial B_z}{\partial t}=0
+    &\dfrac{\partial E_z}{\partial t}=0
     \end{align}\right.`$*