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+---
+alias: [ "direction" ]
+---
+up:: [[espace affine]] 
+title:: "[[espace vectoriel]] associé"
+#maths/algèbre 
+
+---
+
+> [!definition] Direction d'un espace affine
+> On appelle **direction** d'un espace affine son espace vectoriel associé.
+> Soit $\mathcal{E}$ un espace affine,
+> On sait que $\vec{E} = \{ \overrightarrow{MN} \mid (M, N) \in \mathcal{E}^{2} \}$ est la direction de $\mathcal{E}$
+^definition
+