Theorems · Definition · ring theory

Bialgebra.comulBialgHom

(R : Type u_1) →
  (A : Type u_2) →
    [inst : CommSemiring R] →
      [inst_1 : Semiring A] → [inst_2 : Bialgebra R A] → [Coalgebra.IsCocomm R A] → A →ₐc[R] TensorProduct R A A

Comultiplication as a bialgebra hom.

Defined in

Mathlib.RingTheory.Bialgebra.TensorProduct

Cited by

3 results in Mathlib

Foundations

Depth 81 from the axioms · uses propext, Classical.choice, Quot.sound

Assumes

CommSemiringSemiringBialgebraCoalgebra.IsCocomm