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Theorem multiplicative.is_submonoid

Modification history

2020-06-01 23:39
src/deprecated/submonoid.lean
chore(group_theory/sub*): move unbundled submonoids and subgroups to `deprecated` (#2912) …
Modified multiplicative.is_submonoidView on Github →
2020-03-18 21:14
src/group_theory/submonoid.lean
chore(*): switch to lean 3.7.1c (#2106) …
Added multiplicative.is_submonoidView on Github →