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Step * of Lemma decidable__rless-int-fractions

∀a,b:ℤ. ∀c,d:ℕ+.  Dec((r(a)/r(c)) < (r(b)/r(d)))
BY
{ (Auto THEN RWO "rless-int-fractions" 0 THEN Auto) }

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Latex:

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Latex:
\mforall{}a,b:\mBbbZ{}.  \mforall{}c,d:\mBbbN{}\msupplus{}.    Dec((r(a)/r(c))  <  (r(b)/r(d)))


By

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Latex:
(Auto  THEN  RWO  "rless-int-fractions"  0  THEN  Auto)

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