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Theorems · Theorem · ring theory

Module.Baer.ExtensionOfMaxAdjoin.extendIdealTo_eq

∀ {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} (r : R)
  (hr : r • y ∈ (Module.Baer.extensionOfMax i f).domain),
  (Module.Baer.ExtensionOfMaxAdjoin.extendIdealTo i f h y) r =
    ↑(Module.Baer.extensionOfMax i f).toLinearPMap ⟨r • y, hr⟩
Defined in
Mathlib.Algebra.Module.Injective
Cited by
1 results in Mathlib
Foundations
Depth 86 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
RingAddCommGroupModuleAddCommGroupAddCommGroupModuleModuleFact

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