Theorems · Definition · group theory

MonoidHom.copy

{M : Type u_4} →
  {N : Type u_5} → [inst : MulOne M] → [inst_1 : MulOne N] → (f : M →* N) → (f' : M → N) → f' = ⇑f → M →* N

Copy of a MonoidHom with a new toFun equal to the old one. Useful to fix definitional equalities.

Defined in

Mathlib.Algebra.Group.Hom.Defs

Cited by

2 results in Mathlib

Foundations

Depth 12 from the axioms · uses no axioms

Assumes

MulOneMulOne