Def monoid_hom.cod_restrict
Modification history
2022-06-09 09:58
src/group_theory/subgroup/basic.lean
refactor(algebra/sub{monoid,group,ring,semiring,field}): merge together the `restrict` and `cod_restrict` helpers (#14548) …
Modified monoid_hom.cod_restrictView on Github →2020-08-26 14:45
src/group_theory/subgroup.lean
feat(ring_theory/bundled_subring): add bundled subrings (#3886)
Added monoid_hom.cod_restrictView on Github →