Theorems · Theorem · commutative algebra
IsBaseChange.of_right_exact
∀ {R : Type u_1} [inst : CommRing R] (S : Type u_2) [inst_1 : CommRing S] [inst_2 : Algebra R S] {M₁ : Type u_3}
{M₂ : Type u_4} {M₃ : Type u_5} {N₁ : Type u_6} {N₂ : Type u_7} {N₃ : Type u_8} [inst_3 : AddCommGroup M₁]
[inst_4 : AddCommGroup M₂] [inst_5 : AddCommGroup M₃] [inst_6 : AddCommGroup N₁] [inst_7 : AddCommGroup N₂]
[inst_8 : AddCommGroup N₃] [inst_9 : Module R M₁] [inst_10 : Module R M₂] [inst_11 : Module R M₃]
[inst_12 : Module R N₁] [inst_13 : Module R N₂] [inst_14 : Module R N₃] [inst_15 : Module S N₁]
[inst_16 : Module S N₂] [inst_17 : Module S N₃] [inst_18 : IsScalarTower R S N₁] [inst_19 : IsScalarTower R S N₂]
[inst_20 : IsScalarTower R S N₃] (h₁ : M₁ →ₗ[R] N₁) (h₂ : M₂ →ₗ[R] N₂) (h₃ : M₃ →ₗ[R] N₃) {f : M₁ →ₗ[R] M₂}
{g : M₂ →ₗ[R] M₃} {f' : N₁ →ₗ[S] N₂} {g' : N₂ →ₗ[S] N₃},
h₂ ∘ₗ f = ↑R f' ∘ₗ h₁ →
h₃ ∘ₗ g = ↑R g' ∘ₗ h₂ →
IsBaseChange S h₁ →
IsBaseChange S h₂ →
Function.Exact ⇑f ⇑g →
Function.Surjective ⇑g → Function.Exact ⇑f' ⇑g' → Function.Surjective ⇑g' → IsBaseChange S h₃- Cited by
- 0 results in Mathlib
- Foundations
- Depth 92 from the axioms · uses propext, Classical.choice, Quot.sound
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Cites24
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- DFunLike.coestatement and proof · cited by 62,936
- Modulestatement and proof · cited by 20,661
- RingHom.idstatement and proof · cited by 18,349
- CommRingstatement and proof · cited by 17,173
- AddCommGroupstatement and proof · cited by 12,871
- Algebrastatement and proof · cited by 11,388
- LinearMapstatement and proof · cited by 10,215
- IsScalarTowerstatement and proof · cited by 3,896
- LinearMap.compstatement and proof · cited by 1,642
- LinearMap.extproof · cited by 844
- Module.Endproof · cited by 774
- map_smulproof · cited by 566
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