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Theorems · Theorem · category theory

ModuleCat.extendScalarsComp_hom_app_one_tmul

∀ {R₁ R₂ R₃ : Type u₁} [inst : CommRing R₁] [inst_1 : CommRing R₂] [inst_2 : CommRing R₃] (f₁₂ : R₁ →+* R₂)
  (f₂₃ : R₂ →+* R₃) (M : ModuleCat R₁) (m : ↑M),
  (CategoryTheory.ConcreteCategory.hom ((ModuleCat.extendScalarsComp f₁₂ f₂₃).hom.app M)) (1 ⊗ₜ[R₁] m) =
    1 ⊗ₜ[R₂] (1 ⊗ₜ[R₁] m)
Defined in
Mathlib.Algebra.Category.ModuleCat.ChangeOfRings
Cited by
3 results in Mathlib
Foundations
Depth 85 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
CommRingCommRingCommRing

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