From 4a117b2a423dc306a77dadd34acceaf971cfaadc Mon Sep 17 00:00:00 2001 From: Claude Meny Date: Tue, 18 Aug 2020 17:37:38 +0200 Subject: [PATCH] Update textbook.fr.md --- .../05.classical-mechanics/vector-analysis/textbook.fr.md | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/05.classical-mechanics/vector-analysis/textbook.fr.md b/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/05.classical-mechanics/vector-analysis/textbook.fr.md index bc9ab2279..57d3ff7a1 100644 --- a/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/05.classical-mechanics/vector-analysis/textbook.fr.md +++ b/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/05.classical-mechanics/vector-analysis/textbook.fr.md @@ -416,9 +416,9 @@ $`\displaystyle\quad\overrightarrow{U}\cdot\overrightarrow{V}=U_1\,V_1 + U_2\,V_ ##### Calcul de l’angle entre 2 vecteurs dans une base orthonormée de l'espace ($`n=3`$) -$`\begin{array}{l}\left.\overrightarrow{U}\cdot\overrightarrow{V}=||\overrightarrow{U}||\cdot||\overrightarrow{V}||\cdot +$`\left.\begin{array}{l}\overrightarrow{U}\cdot\overrightarrow{V}=||\overrightarrow{U}||\cdot||\overrightarrow{V}||\cdot cos (\widehat{\overrightarrow{U},\overrightarrow{V}}) \\ -\overrightarrow{U}\cdot\overrightarrow{V}=U_1\,V_1 + U_2\,V_2 + U_3\,V_3\right|\end{array}`$ +\overrightarrow{U}\cdot\overrightarrow{V}=U_1\,V_1 + U_2\,V_2 + U_3\,V_3\end{array}\right|`$