Update cheatsheet.fr.md

12.temporary_ins/69.waves/10.n1/20.overview/cheatsheet.fr.md

@@ -52,6 +52,17 @@ $`\def\PSclosed{\mathscr{S}_{\displaystyle\tiny\bigcirc}}`$
 
 <img src="https://m3p2.com/fr/temporary_ins/waves/n1/overview/sillage-a_v3_L900.gif" alt="Description du GIF" style="width:100%; height:auto;" />
 
+! <details markdown=1><summary>L'oeil du physicien</summary>
+!
+! ![](https://m3p2.com/fr/temporary_ins/waves/n2/overview/waves-doppler-immob_1ok_L900.gif)
+!
+! ![](https://m3p2.com/fr/temporary_ins/waves/n2/overview/wave-doppler-subsonic_L900.gif)
+!
+! ![](https://m3p2.com/fr/temporary_ins/waves/n2/overview/doppler-moving-source-mach1-v2_L900.gif)
+!
+! ![](https://m3p2.com/fr/temporary_ins/waves/n2/overview/mechanical-waves-doppler-hypersonic_L900.gif)
+! </details>
+
 !! <details markdown=1><summary>Pour aller plus loin</summary>
 !!
 !! ![](https://m3p2.com/fr/temporary_ins/waves/n2/overview/waves-doppler-immob_1ok_L900.gif)
@@ -63,6 +74,8 @@ $`\def\PSclosed{\mathscr{S}_{\displaystyle\tiny\bigcirc}}`$
 !! ![](https://m3p2.com/fr/temporary_ins/waves/n2/overview/mechanical-waves-doppler-hypersonic_L900.gif)
 !! </details>
 
+L’Œil du Physicien
+
 
 
 ![](interference-diffraction-waves-television_L1200.jpg)