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Theorem ring_hom.map_sub

Modification history

2021-12-10 13:26
src/algebra/ring/basic.lean
feat(*): introduce classes for types of homomorphism (#9888) …
Deleted ring_hom.map_subView on Github →
2019-08-26 17:11
src/algebra/ring.lean
chore(algebra/ring): change semiring_hom to ring_hom (#1361) …
Added ring_hom.map_subView on Github →