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Theorem ring_hom.id_comp

Modification history

2022-05-17 13:06
src/algebra/hom/ring.lean
split(algebra/hom/ring): Split off `algebra.ring.basic` (#14144) …
Modified ring_hom.id_compView on Github →
2020-05-11 06:32
src/algebra/ring.lean
feat(algebra/ring): monoid structure on `R →+* R` (#2649) …
Added ring_hom.id_compView on Github →