Theorems · Definition · ring theory

Subalgebra.unop

{R : Type u_2} →
  {A : Type u_3} →
    [inst : CommSemiring R] → [inst_1 : Semiring A] → [inst_2 : Algebra R A] → Subalgebra R Aᵐᵒᵖ → Subalgebra R A

Pull a subalgebra back to a subalgebra along MulOpposite.op

Defined in

Mathlib.Algebra.Algebra.Subalgebra.MulOpposite

Cited by

21 results in Mathlib

Foundations

Depth 30 from the axioms · uses propext, Quot.sound

Assumes

CommSemiringSemiringAlgebra