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v3
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Commit
2021-09-26 08:35
83470aff
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feat(algebra/order/ring): add odd_neg, odd_abs, generalize dvd/abs lemmas (
#9362
)
Estimated changes
Modified
src/algebra/order/ring.lean
added
theorem
odd_abs
Modified
src/algebra/ring/basic.lean
added
theorem
odd.neg
added
theorem
odd_neg