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Theorem monoid_hom.map_eq_zero

Modification history

2020-11-17 12:21
src/algebra/group_with_zero/basic.lean
feat(algebra/group_with_zero): Bundled `monoid_with_zero_hom` (#4995) …
Deleted monoid_hom.map_eq_zeroView on Github →
2020-07-01 23:16
src/algebra/group_with_zero.lean
chore(algebra/*): deduplicate `*_with_zero`/`semiring`/`field` (#3259) …
Added monoid_hom.map_eq_zeroView on Github →