Step
*
1
of Lemma
rnexp2-positive
1. x : ℝ
2. x < r0
⊢ r0 < x^2
BY
{ (Assert r0 < -(x)^2 BY
(BLemma `rnexp-positive` THEN Auto)) }
1
1. x : ℝ
2. x < r0
3. r0 < -(x)^2
⊢ r0 < x^2
Latex:
Latex:
1. x : \mBbbR{}
2. x < r0
\mvdash{} r0 < x\^{}2
By
Latex:
(Assert r0 < -(x)\^{}2 BY
(BLemma `rnexp-positive` THEN Auto))
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