Mathlib v3 is deprecated. Go to Mathlib v4

Def monoid_hom.unop

Modification history

2022-01-04 13:36
src/algebra/group/opposite.lean
feat(algebra/opposites): add `add_opposite` (#11080) …
Modified monoid_hom.unopView on Github →
2021-11-28 22:06
src/algebra/group/opposite.lean
chore(algebra/opposites): split out lemmas about rings and groups (#10457) …
Modified monoid_hom.unopView on Github →
2021-07-12 17:16
src/algebra/opposites.lean
feat(algebra/opposites): functoriality of the opposite monoid (#8254) …
Added monoid_hom.unopView on Github →