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Theorems · Theorem · group theory

WithZero.mapAddHom_id

∀ {α : Type u} [inst : Add α], WithZero.mapAddHom (AddHom.id α) = AddMonoidHom.id (WithZero α)
Defined in
Mathlib.Algebra.Group.WithOne.Basic
Cited by
1 results in Mathlib
Foundations
Depth 16 from the axioms · uses propext, Quot.sound
Assumes
Add
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Around this declaration

Dashed lines are statement dependencies; solid lines are citations in proofs.

AddEquiv.withZeroCongr_refl · cited by 0AddEquiv.withZeroCongr_re…DFunLike.coe · cited by 62936DFunLike.coeAddMonoidHom · cited by 3230AddMonoidHomWithZero · cited by 586WithZeroWithZero.coe · cited by 186WithZero.coeAddMonoidHom.ext · cited by 149AddMonoidHom.extAddMonoidHom.id · cited by 107AddMonoidHom.idWithZero.recZeroCoe · cited by 29WithZero.recZeroCoeAddHom.id · cited by 17AddHom.idWithZero.mapAddHom · cited by 9WithZero.mapAddHomWithZero.mapAddHom_idCITED BYCITES

Cites9

Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.

Cited by1

Results whose statement or proof uses this declaration.