Commit fd108539 authored by Claude Meny's avatar Claude Meny

Update cheatsheet.fr.md

parent d1c3470b
Pipeline #13536 canceled with stage
...@@ -24,7 +24,7 @@ Vérifions sont expression en coordonnées cartésiennes : ...@@ -24,7 +24,7 @@ Vérifions sont expression en coordonnées cartésiennes :
<br> <br>
$`\Delta\overrightarrow{U}-\dfrac{1}{\mathscr{v}^2}\dfrac{\partial^2 \overrightarrow{U}}{\partial t^2}=0`$ $`\Delta\overrightarrow{U}-\dfrac{1}{\mathscr{v}^2}\dfrac{\partial^2 \overrightarrow{U}}{\partial t^2}=0`$
* Cherchons les coordonnées cartésiennes du premier terme, $`\overrightarrow{rot}\big(\color{blue}{\overrightarrow{rot}\,\overrightarrow{E}}`$ * Cherchons les coordonnées cartésiennes du premier terme, $`\overrightarrow{rot}\big(\overrightarrow{rot}\,\overrightarrow{E}\big)`$
$`\color{blue}{\overrightarrow{rot}\,\overrightarrow{E}= $`\color{blue}{\overrightarrow{rot}\,\overrightarrow{E}=
...@@ -35,7 +35,7 @@ $`\color{blue}{\overrightarrow{rot}\,\overrightarrow{E}= ...@@ -35,7 +35,7 @@ $`\color{blue}{\overrightarrow{rot}\,\overrightarrow{E}=
\end{array}\right)}`$ \end{array}\right)}`$
$`\overrightarrow{rot}\big(\color{blue}{\overrightarrow{rot}\,\overrightarrow{E}}`$ $`\overrightarrow{rot}\big(\color{blue}{\overrightarrow{rot}\,\overrightarrow{E}}\big)`$
$`\quad = $`\quad =
\left[\begin{array}{l} \left[\begin{array}{l}
\dfrac{\partial}{\partial y}\left( \dfrac{\partial}{\partial y}\left(
......
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