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Step * 1 of Lemma qabs-positive


1. r : ℚ
2. ¬(r = 0 ∈ ℚ)
3. ↑qpositive(|r|)
⊢ 0 < |r|
BY
{ (RWO "assert-qpositive" (-1) THEN Auto) }

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Latex:

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Latex:

1.  r  :  \mBbbQ{}
2.  \mneg{}(r  =  0)
3.  \muparrow{}qpositive(|r|)
\mvdash{}  0  <  |r|


By

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Latex:
(RWO  "assert-qpositive"  (-1)  THEN  Auto)

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