Theorems · Theorem · commutative algebra
Algebra.Extension.CotangentSpace.map_comp
∀ {R : Type u} {S : Type v} [inst : CommRing R] [inst_1 : CommRing S] [inst_2 : Algebra R S] {P : Algebra.Extension R S}
{R' : Type u'} {S' : Type v'} [inst_3 : CommRing R'] [inst_4 : CommRing S'] [inst_5 : Algebra R' S']
{P' : Algebra.Extension R' S'} [inst_6 : Algebra R R'] [inst_7 : Algebra S S'] [inst_8 : Algebra R S']
[inst_9 : IsScalarTower R R' S'] {R'' : Type u''} {S'' : Type v''} [inst_10 : CommRing R''] [inst_11 : CommRing S'']
[inst_12 : Algebra R'' S''] {P'' : Algebra.Extension R'' S''} [inst_13 : Algebra R R''] [inst_14 : Algebra S S'']
[inst_15 : Algebra R S''] [inst_16 : IsScalarTower R R'' S''] [inst_17 : Algebra R' R''] [inst_18 : Algebra S' S'']
[inst_19 : Algebra R' S''] [inst_20 : IsScalarTower R' R'' S''] [inst_21 : IsScalarTower R R' R'']
[inst_22 : IsScalarTower S S' S''] (f : P.Hom P') (g : P'.Hom P''),
Algebra.Extension.CotangentSpace.map (g.comp f) =
↑S (Algebra.Extension.CotangentSpace.map g) ∘ₗ Algebra.Extension.CotangentSpace.map f- Cited by
- 1 results in Mathlib
- Foundations
- Depth 102 from the axioms · uses propext, Classical.choice, Quot.sound
Around this declaration
Dashed lines are statement dependencies; solid lines are citations in proofs.
Cites33
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- DFunLike.coeproof · cited by 62,936
- RingHom.idstatement · cited by 18,349
- CommRingstatement and proof · cited by 17,173
- Algebrastatement and proof · cited by 11,388
- LinearMapstatement · cited by 10,215
- Algebra.algebraMapproof · cited by 4,706
- IsScalarTowerstatement and proof · cited by 3,896
- TensorProductproof · cited by 2,545
- LinearMap.compstatement and proof · cited by 1,642
- map_zeroproof · cited by 1,614
- TensorProduct.tmulproof · cited by 1,182
- map_addproof · cited by 964
Cited by1
Results whose statement or proof uses this declaration.
- Algebra.Extension.CotangentSpace.map_comp_applyproof · cited by 0