cours/ensemble des endomorphismes linéaires.md
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---
alias: [ "𝓛", "𝓛(E)", "espace vectoriel des endomorphismes linéaires" ]
---
up:: [[espace vectoriel des applications linéaires]]
title:: "$\mathcal{L}(E)$ l'ensemble des [[application linéaire|applications linéaires]] de $E \to E$", "$\mathcal{L}(E) = \{ f \in E^{E} \mid \forall (x, y) \in E^{2}, \forall \lambda \in \mathbf{K}, \quad f(\lambda x+y) = \lambda f(x)+f(y) \}$"
#s/maths/algèbre
---
> [!definition] ensemble des endomorphismes linéaire
> On note $\mathcal{L}(E)$ l'ensemble des [[application linéaire|applications linéaires]] de $E \to E$ .
^definition
# Propriétés
- $\mathcal{L}(E)$ est un [[espace vectoriel]]