Mathlib Map

Structures · Category theory

CategoryTheory.IsAddMonHom.Normal

A morphism φ : H ⟶ G of additive group objects is a normal monoid homomorphism if it is a monoid homomorphism that is mono and such that the conjugation map (g, h) ↦ g + h - g factors through φ.

Defined in
Mathlib.CategoryTheory.Monoidal.Cartesian.Normal
Shape
One type argument · adds mono, isAddMonHom, exists_comp_eq_addConj

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Forgetful instances

Every CategoryTheory.IsAddMonHom.Normal is also a

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No instance on a concrete type; it is reached through other classes.

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Assumed by3

Ancestors4