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Theorem sub_add_cancel

Modification history

2021-11-23 15:06
src/algebra/group/basic.lean
refactor(algebra.group.basic): Convert sub_add_cancel and neg_sub to multaplicative form (#10419) …
Deleted sub_add_cancelView on Github →
2020-05-18 13:38
src/algebra/group/basic.lean
refactor(algebra): merge init_.algebra into algebra (#2707) …
Modified sub_add_cancelView on Github →
2020-05-17 17:58
src/init_/algebra/group.lean
chore(*): bump to lean-3.13.1 (#2697) …
Added sub_add_cancelView on Github →