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Theorem neg_add_eq_sub

Modification history

2021-12-11 19:31
src/algebra/group/basic.lean
refactor(algebra/group/basic): Migrate add_comm_group section into comm_group section (#10565) …
Deleted neg_add_eq_subView on Github →
2020-05-18 13:38
src/algebra/group/basic.lean
refactor(algebra): merge init_.algebra into algebra (#2707) …
Modified neg_add_eq_subView on Github →
2020-05-17 17:58
src/init_/algebra/group.lean
chore(*): bump to lean-3.13.1 (#2697) …
Added neg_add_eq_subView on Github →