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Theorem submonoid.monotone_comap

Modification history

2022-06-30 17:18
src/group_theory/submonoid/operations.lean
refactor(algebra/hom/group): generalize basic API of `monoid_hom` to `monoid_hom_class` (#14997) …
Modified submonoid.monotone_comapView on Github →
2020-08-04 13:40
src/group_theory/submonoid/operations.lean
feat(group_theory/submonoid/operations): transfer galois connection/insertion lemmas (#3657)
Added submonoid.monotone_comapView on Github →