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Theorem tsub_tsub_le_tsub_add

Modification history

2022-11-08 20:55
src/algebra/order/sub/basic.lean
refactor(*): supremum of refactoring PRs #17405 #17418 #17419 #17420 #17421 #17422 #17423 #17427 #17430 (#17424)
Modified tsub_tsub_le_tsub_addView on Github →
2022-10-13 11:47
src/algebra/order/sub/basic.lean
chore(algebra/order/sub): split file (#16868) …
Modified tsub_tsub_le_tsub_addView on Github →
2022-01-19 10:24
src/algebra/order/sub.lean
chore(algebra/order/sub): Generalize to `preorder` and `add_comm_semigroup` (#11463) …
Added tsub_tsub_le_tsub_addView on Github →