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Theorem ring.inverse_non_unit

Modification history

2022-10-09 11:15
src/algebra/group_with_zero/basic.lean
chore(algebra/group_with_zero/basic): split into two files (#16866)
Modified ring.inverse_non_unitView on Github →
2021-10-29 17:12
src/algebra/group_with_zero/basic.lean
chore(algebra/group_with_zero/basic): move `ring.inverse`, generalize and rename `inverse_eq_has_inv` (#10033) …
Modified ring.inverse_non_unitView on Github →
2021-03-09 21:43
src/algebra/ring/basic.lean
chore(algebra/ring/basic): weaken ring.inverse to only require monoid_with_zero (#6603) …
Modified ring.inverse_non_unitView on Github →
2020-09-20 21:53
src/algebra/ring/basic.lean
feat(analysis/calculus/times_cont_diff): inversion of continuous linear maps is smooth (#4185) …
Added ring.inverse_non_unitView on Github →