Commit 360f42e9 authored by Claude Meny's avatar Claude Meny

Update textbook.fr.md

parent 872dc3f3
Pipeline #13996 canceled with stage
...@@ -573,10 +573,11 @@ $`\begin{align} ...@@ -573,10 +573,11 @@ $`\begin{align}
$`\overrightarrow{OM}=\mathscr{l}\;\overrightarrow{e_{\rho}}`$ $`\overrightarrow{OM}=\mathscr{l}\;\overrightarrow{e_{\rho}}`$
$`\begin{align}\overrightarrow{\mathscr{v}_M}&=\dfrac{d\overrightarrow{OM}}{dt}\\ $`\begin{align}
\overrightarrow{\mathscr{v}_M}&=\dfrac{d\overrightarrow{OM}}{dt}\\
&=\dfrac{d}{dt}\big(\mathscr{l}\;\overrightarrow{e_{\rho}}\big)\\ &=\dfrac{d}{dt}\big(\mathscr{l}\;\overrightarrow{e_{\rho}}\big)\\
&=\underbrace{\dfrac{d\mathscr{l}}{dt}}_{=\,0}\;\overrightarrow{e_{\rho}}\;+\;\mathscr{l}\;\dfrac{d\overrightarrow{e_{\rho}}}{dt}\\ &=\underbrace{\dfrac{d\mathscr{l}}{dt}}_{=\,0}\;\overrightarrow{e_{\rho}}\;+\;\mathscr{l}\;\dfrac{d\overrightarrow{e_{\rho}}}{dt}\\
&=\mathscr{l}\;\omega\;\overrightarrow{e_{\theta}\\ &=\mathscr{l}\;\omega\;\overrightarrow{e_{\theta}}\\
&=\mathscr{l}\;\overrightarrow{e_{\rho}}\end{align}`$ &=\mathscr{l}\;\overrightarrow{e_{\rho}}\end{align}`$
...@@ -584,6 +585,9 @@ $`\begin{align}\overrightarrow{\mathscr{v}_M}&=\dfrac{d\overrightarrow{OM}}{dt}\ ...@@ -584,6 +585,9 @@ $`\begin{align}\overrightarrow{\mathscr{v}_M}&=\dfrac{d\overrightarrow{OM}}{dt}\
_dynamique puis énergétique (énergie mécanique)_ _dynamique puis énergétique (énergie mécanique)_
*Lois de Kepler* *Lois de Kepler*
......
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