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Step * 1 of Lemma qabs-of-non-positive

.....truecase..... 
1. q : ℚ
2. q ≤ 0
3. 0 < q
⊢ q ~ -(q)
BY
{ (RelRST ⋅ THEN Auto) }

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Latex:

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Latex:
.....truecase..... 
1.  q  :  \mBbbQ{}
2.  q  \mleq{}  0
3.  0  <  q
\mvdash{}  q  \msim{}  -(q)


By

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Latex:
(RelRST  \mcdot{}  THEN  Auto)

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