Theorems · Theorem · ring theory
Module.Baer.ExtensionOfMaxAdjoin.extensionToFun_wd
∀ {R : Type u} [inst : Ring R] {Q : Type v} [inst_1 : AddCommGroup Q] [inst_2 : Module R Q] {M : Type u_1}
{N : Type u_2} [inst_3 : AddCommGroup M] [inst_4 : AddCommGroup N] [inst_5 : Module R M] [inst_6 : Module R N]
(i : M →ₗ[R] N) (f : M →ₗ[R] Q) [inst_7 : Fact (Function.Injective ⇑i)] (h : Module.Baer R Q) {y : N}
(x : ↥(Module.Baer.supExtensionOfMaxSingleton i f y)) (a : ↥(Module.Baer.extensionOfMax i f).domain) (r : R),
↑x = ↑a + r • y →
Module.Baer.ExtensionOfMaxAdjoin.extensionToFun i f h x =
↑(Module.Baer.extensionOfMax i f).toLinearPMap a + (Module.Baer.ExtensionOfMaxAdjoin.extendIdealTo i f h y) r- Defined in
- Mathlib.Algebra.Module.Injective
- Cited by
- 1 results in Mathlib
- Foundations
- Depth 87 from the axioms · uses propext, Classical.choice, Quot.sound
Around this declaration
Dashed lines are statement dependencies; solid lines are citations in proofs.
Cites34
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- DFunLike.coestatement and proof · cited by 62,936
- Modulestatement and proof · cited by 20,661
- RingHom.idstatement and proof · cited by 18,349
- AddCommGroupstatement and proof · cited by 12,871
- LinearMapstatement and proof · cited by 10,215
- RingHomproof · cited by 10,189
- Ringstatement and proof · cited by 7,463
- Submodulestatement · cited by 7,192
- Factstatement and proof · cited by 2,726
- add_assocproof · cited by 746
- map_subproof · cited by 565
- sub_eq_zeroproof · cited by 407
Cited by1
Results whose statement or proof uses this declaration.
- Module.Baer.extensionOfMax_leproof · cited by 1