📁 Source: Mathlib/Algebra/Order/Ring/Rat.lean
instIsOrderedAddMonoid
instIsStrictOrderedRing
IsOrderedAddMonoid
addCommMonoid
instPartialOrder
IsStrictOrderedRing
semiring
IsStrictOrderedRing.of_mul_pos
instZeroLEOneClass
nontrivial
LE.le.lt_of_ne'
LT.lt.le
mul_ne_zero
IsDomain.to_noZeroDivisors
isDomain
LT.lt.ne'
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