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Theorem
sub_eq_sub_iff_add_eq_add
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
sub_eq_sub_iff_add_eq_add
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2020-05-18 13:38
src/algebra/group/basic.lean
refactor(algebra): merge init_.algebra into algebra (#2707) …
Modified
sub_eq_sub_iff_add_eq_add
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2020-03-05 13:17
src/algebra/group/basic.lean
chore(*): switch to lean 3.6.1 (#2064) …
Added
sub_eq_sub_iff_add_eq_add
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