Mathlib Changelog
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tsub_lt_self
Modification history
2024-08-17 12:07
Mathlib/Algebra/Order/Sub/Basic.lean
chore (Data.Multiset.Basic): avoid bundled ordered algebra for basic results on multisets (#14477) …
Modified
tsub_lt_self
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2022-12-01 16:13
Mathlib/Algebra/Order/Sub/Canonical.lean
feat: port Algebra.Order.Sub.Canonical (#814) …
Added
tsub_lt_self
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