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v4
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Theorem
Rat.mul_num_den
Modification history
2024-04-15 14:21
Mathlib/Data/Rat/Defs.lean
refactor(Rat): Streamline basic theory (#11504) …
Deleted
Rat.mul_num_den
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2022-12-20 06:34
Mathlib/Data/Rat/Defs.lean
feat: port Data.Rat.Defs and Data.Rat.Basic (#998) …
Added
Rat.mul_num_den
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