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Theorem is_unit_star

Modification history

2022-03-02 02:44
src/algebra/star/basic.lean
feat(algebra/star): replace star_monoid with star_semigroup (#12299) …
Modified is_unit_starView on Github →
2021-10-31 23:00
src/algebra/star/basic.lean
feat(algebra/star/basic): `ring.inverse_star` (#10039) …
Added is_unit_starView on Github →