English
Given separate scalar actions by R₁ and R₂, the induced action on AdjoinRoot f commutes: SMulCommClass R₁ R₂ (AdjoinRoot f).
Русский
При отдельном действии скаляров R₁ и R₂ действия на AdjoinRoot f коммутизируются.
LaTeX
$$$SMulCommClass R_1 R_2 (AdjoinRoot f)$$$
Lean4
instance (R₁ R₂ : Type*) [DistribSMul R₁ R] [DistribSMul R₂ R] [IsScalarTower R₁ R R] [IsScalarTower R₂ R R]
[SMulCommClass R₁ R₂ R] (f : R[X]) : SMulCommClass R₁ R₂ (AdjoinRoot f) :=
Submodule.Quotient.smulCommClass _ _