Step
*
of Lemma
qabs-nonneg
∀[r:ℚ]. (0 ≤ |r|)
BY
{ (Auto THEN (Unfold `qabs` 0 THEN (CallByValueReduce 0 THENA Auto)) THEN AutoSplit THEN Try ((RelRST THEN Auto))) }
Latex:
Latex:
\mforall{}[r:\mBbbQ{}]. (0 \mleq{} |r|)
By
Latex:
(Auto
THEN (Unfold `qabs` 0 THEN (CallByValueReduce 0 THENA Auto))
THEN AutoSplit
THEN Try ((RelRST THEN Auto)))
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