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Commit 33d87386 authored by Claude Meny's avatar Claude Meny
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Update textbook.fr.md

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    00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/05.classical-mechanics/vector-analysis/textbook.fr.md
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    ...@@ -419,17 +419,13 @@ $`\displaystyle\quad\overrightarrow{U}\cdot\overrightarrow{V}=U_1\,V_1 + U_2\,V_ ...@@ -419,17 +419,13 @@ $`\displaystyle\quad\overrightarrow{U}\cdot\overrightarrow{V}=U_1\,V_1 + U_2\,V_
    $`\left.\begin{array}{l}\overrightarrow{U}\cdot\overrightarrow{V}=||\overrightarrow{U}||\cdot||\overrightarrow{V}||\cdot $`\left.\begin{array}{l}\overrightarrow{U}\cdot\overrightarrow{V}=||\overrightarrow{U}||\cdot||\overrightarrow{V}||\cdot
    cos (\widehat{\overrightarrow{U},\overrightarrow{V}}) \\ cos (\widehat{\overrightarrow{U},\overrightarrow{V}}) \\
    \overrightarrow{U}\cdot\overrightarrow{V}=U_1\,V_1 + U_2\,V_2 + U_3\,V_3\end{array}\right|`$ \overrightarrow{U}\cdot\overrightarrow{V}=U_1\,V_1 + U_2\,V_2 + U_3\,V_3\end{array}\right|`$
    $`\quad\Longrightarrow`$ $`\quad\Longrightarrow\quad cos (\widehat{\overrightarrow{U},\overrightarrow{V}})=\dfrac{\overrightarrow{U}\cdot\overrightarrow{V}}
    $`\quad cos (\widehat{\overrightarrow{U},\overrightarrow{V}})=\dfrac{\overrightarrow{U}\cdot\overrightarrow{V}}
    {||\overrightarrow{U}||\cdot||\overrightarrow{V}||}`$ {||\overrightarrow{U}||\cdot||\overrightarrow{V}||}`$
    $`\quad\Longrightarrow`$ $`\quad\Longrightarrow\quad cos (\widehat{\overrightarrow{U},\overrightarrow{V}})=\dfrac{U_1\,V_1 + U_2\,V_2 + U_3\,V_3}
    $`\quad cos (\widehat{\overrightarrow{U},\overrightarrow{V}})=\dfrac{U_1\,V_1 + U_2\,V_2 + U_3\,V_3}
    {||\overrightarrow{U}||\cdot||\overrightarrow{V}||}`$ {||\overrightarrow{U}||\cdot||\overrightarrow{V}||}`$
    $`\quad\Longrightarrow`$ $`\quad\Longrightarrow\quad \widehat{\overrightarrow{U},\overrightarrow{V}}= arcos\left(\dfrac{\overrightarrow{U}\cdot\overrightarrow{V}}
    $`\quad \widehat{\overrightarrow{U},\overrightarrow{V}}= arcos\left(\dfrac{\overrightarrow{U}\cdot\overrightarrow{V}}
    {||\overrightarrow{U}||\cdot||\overrightarrow{V}||}\right)`$ {||\overrightarrow{U}||\cdot||\overrightarrow{V}||}\right)`$
    $`\quad\Longrightarrow`$ $`\quad\Longrightarrow\quad \widehat{\overrightarrow{U},\overrightarrow{V}}= arcos\left(\dfrac{U_1\,V_1 + U_2\,V_2 + U_3\,V_3}
    $`\quad \widehat{\overrightarrow{U},\overrightarrow{V}}= arcos\left(\dfrac{U_1\,V_1 + U_2\,V_2 + U_3\,V_3}
    {||\overrightarrow{U}||\cdot||\overrightarrow{V}||}\right)`$ {||\overrightarrow{U}||\cdot||\overrightarrow{V}||}\right)`$
    #### Produit vectoriel de 2 vecteurs #### Produit vectoriel de 2 vecteurs
    ......
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