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Step * of Lemma qabs_wf

∀[r:ℚ]. (|r| ∈ ℚ)
BY
{ (Unfold `qabs` 0 THEN Auto) }

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Latex:

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Latex:
\mforall{}[r:\mBbbQ{}].  (|r|  \mmember{}  \mBbbQ{})


By

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Latex:
(Unfold  `qabs`  0  THEN  Auto)

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