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Theorem lt_or_le_of_mul_le_mul

Modification history

2023-03-27 18:59
src/algebra/order/monoid/min_max.lean
feat(algebra/order/monoid/min_max): `a₁ * b₁ ≤ a₂ * b₂ → a₁ ≤ a₂ ∨ b₁ ≤ b₂` (#18667) …
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