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Theorems · Theorem · ring theory

StarAlgHom.ext_adjoin

∀ {F : Type u_1} {R : Type u_2} {A : Type u_3} {B : Type u_4} [inst : CommSemiring R] [inst_1 : StarRing R]
  [inst_2 : Semiring A] [inst_3 : Algebra R A] [inst_4 : StarRing A] [inst_5 : Semiring B] [inst_6 : Algebra R B]
  [inst_7 : StarRing B] [inst_8 : StarModule R A] {s : Set A} [inst_9 : FunLike F (↥(StarAlgebra.adjoin R s)) B]
  [AlgHomClass F R (↥(StarAlgebra.adjoin R s)) B] [StarHomClass F (↥(StarAlgebra.adjoin R s)) B] {f g : F},
  (∀ (x : ↥(StarAlgebra.adjoin R s)), ↑x ∈ s → f x = g x) → f = g
Defined in
Mathlib.Algebra.Star.Subalgebra
Cited by
1 results in Mathlib
Foundations
Depth 77 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
CommSemiringStarRingSemiringAlgebraStarRingSemiringAlgebraStarRingStarModuleFunLikeAlgHomClassStarHomClass

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