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v3
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Mathlib v3 is deprecated.
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Theorem
mul_le_mul_of_nonpos_of_nonpos'
Modification history
2022-10-08 09:14
src/algebra/order/ring.lean
feat(algebra/order/ring): Non-cancellative ordered semirings (#16172) …
Added
mul_le_mul_of_nonpos_of_nonpos'
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