Commit b5e270ca authored by Claude Meny's avatar Claude Meny

Update cheatsheet.fr.md

parent 28a0b539
Pipeline #22285 canceled with stage
......@@ -1069,8 +1069,10 @@ $`\;\;+\dfrac{\Delta A}{2}\left[cos\left(\varphi_m+\dfrac{\Delta\varphi}{2}\righ
Tu obtiens alors :
<br>
**$`\boldsymbol{\mathbf{U(t)}}`$**
$`\;=A_m\left[\left(cos\varphi_m\;cos\dfrac{\Delta\varphi}{2}\right) - \left(sin\varphi_m\;sin\dfrac{\Delta\varphi}{2}\right)\right]`$
$`\;+\dfrac{\Delta A}{2}\left[\left(cos\varphi_m\;cos\dfrac{\Delta\varphi}{2}\right) + \left(sin\varphi_m\;sin\dfrac{\Delta\varphi}{2}\right)\right]`$
$`\;=A_m\left[\left(cos\,\varphi_m\;cos\,\dfrac{\Delta\varphi}{2} - sin\,\varphi_m\;sin\,\dfrac{\Delta\varphi}{2}\right)`$
$`\quad + \left(cos\,\varphi_m\;cos\,\dfrac{\Delta\varphi}{2} + sin\,\varphi_m\;sin\,\dfrac{\Delta\varphi}{2}\right)\right]`$
$`\;+\dfrac{\Delta A}{2}\left[\left(cos\,\varphi_m\;cos\,\dfrac{\Delta\varphi}{2} + sin\,\varphi_m\;sin\,\dfrac{\Delta\varphi}{2}\right)`$
$`\quad - \left(cos\,\varphi_m\;cos\,\dfrac{\Delta\varphi}{2} + sin\,\varphi_m\;sin\,\dfrac{\Delta\varphi}{2}\right)\right]`$
##### Quel est le lien avec la notion de cohérence ?
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