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Theorems · Inductive type · commutative algebra

Module.Invertible

(R : Type u) → (M : Type v) → [inst : CommSemiring R] → [inst_1 : AddCommMonoid M] → [Module R M] → Prop

An R-module M is invertible if the canonical map Mᵛ ⊗[R] M → R is an isomorphism, where Mᵛ is the R-dual of M.

Defined in
Mathlib.RingTheory.PicardGroup
Cited by
41 results in Mathlib
Foundations
Depth 2 from the axioms · uses no axioms
Assumes
CommSemiringAddCommMonoidModule

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