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Theorem neg_mul_neg

Modification history

2022-11-08 05:22
src/algebra/ring/basic.lean
refactor(*): supremum of refactoring PRs #17384 #17398 #17406 #17407 #17408 (#17405) …
Modified neg_mul_negView on Github →
2020-05-18 13:38
src/algebra/ring.lean
refactor(algebra): merge init_.algebra into algebra (#2707) …
Modified neg_mul_negView on Github →
2020-05-17 17:58
src/init_/algebra/ring.lean
chore(*): bump to lean-3.13.1 (#2697) …
Added neg_mul_negView on Github →