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Def ring_hom.to_opposite

Modification history

2021-11-28 22:06
src/algebra/opposites.lean
chore(algebra/opposites): split out lemmas about rings and groups (#10457) …
Modified ring_hom.to_oppositeView on Github →
2020-11-04 05:43
src/algebra/opposites.lean
feat(data/quaternion): define quaternions and prove some basic properties (#2339)
Added ring_hom.to_oppositeView on Github →