Commit 8534e596 authored by Claude Meny's avatar Claude Meny

Update cheatsheet.fr.md

parent c6e02006
Pipeline #13119 canceled with stage
......@@ -334,14 +334,10 @@ Dans un référentiel galiléen, Force d'une interaction s'exercant sur une pâr
--->
$`\overrightarrow{F_X}= m\,\overrightarrow{a} = m\,\dfrac{d\vec{\mathscr{v}}}{dt}`$
$`\mathcal{W}=\overrightarrow{F_X}\cdot\overrightarrow{dl}=\overrightarrow{F_X}\cdot\overrightarrow{\mathscr{v}}\;dt`$
$`\begin{align}
\mathcal{W}&=\overrightarrow{F_X}\cdot\overrightarrow{dl}\\
&=m\,\dfrac{d\mathscr{v}}{dt}\cdot\overrightarrow{\mathscr{v}}\;dt\\
&=m\,\dfrac{1}{2}\;\left(\dfrac{d\mathscr{v}}{dt}\cdot\overrightarrow{\mathscr{v}}+\overrightarrow{\mathscr{v}}\cdot\dfrac{d\mathscr{v}}{dt}\cdot\overrightarrow{\mathscr{v}}\right)\;dt\\
&=m\,\dfrac{1}{2}\;\left(\dfrac{d\mathscr{v}}{dt}\cdot\overrightarrow{\mathscr{v}}+\overrightarrow{\mathscr{v}}\cdot\dfrac{d\mathscr{v}}{dt}\cdot\overrightarrow{\mathscr{v}}\right)\,dt\\
\end{align}`$
......
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