Mathlib Changelog
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Theorem
Int.eq_one_or_neg_one_of_mul_eq_one'
Modification history
2024-05-15 20:27
Mathlib/Algebra/Group/Int.lean
chore: Delete `Data.Nat.Units`, `Data.Int.Units` (#12835) …
Modified
Int.eq_one_or_neg_one_of_mul_eq_one'
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2022-12-01 01:59
Mathlib/Data/Int/Units.lean
feat: port Data.Int.Units (#807) …
Added
Int.eq_one_or_neg_one_of_mul_eq_one'
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