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contravariant_le_iff_contravariant_lt_and_eq
Modification history
2023-09-14 10:14
Mathlib/Algebra/CovariantAndContravariant.lean
chore(Co(ntra)variantClass): generalize and remove duplicates (#6677) …
Added
contravariant_le_iff_contravariant_lt_and_eq
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