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Theorem inv_of_lt_zero

Modification history

2022-01-18 09:14
src/algebra/order/invertible.lean
chore(algebra/order/ring): move lemmas about invertible into a new file (#11511) …
Modified inv_of_lt_zeroView on Github →
2021-04-04 14:00
src/algebra/ordered_ring.lean
feat(topology/urysohns_lemma): Urysohn's lemma (#6967)
Added inv_of_lt_zeroView on Github →