English
The constructed object, when viewed as a DistribMulActionHom, coincides with the underlying function view of f.
Русский
Сконструированный объект, рассматриваемый как DistribMulActionHom, совпадает с представлением f как функции.
LaTeX
$$$((\langle f,h_1,h_2,h_3,h_4\rangle : A \to_{\varphi} B) : A \to_{e+[\varphi]} B) = \langle f,h_1\rangle$$$
Lean4
@[simp] -- Marked as `@[simp]` because `MulActionSemiHomClass.map_smulₛₗ` can't be.
protected theorem map_smul (f : A →ₛₙₐ[φ] B) (c : R) (x : A) : f (c • x) = (φ c) • f x :=
map_smulₛₗ _ _ _