Step
*
2
1
1
1
1
1
of Lemma
rroot_wf
1. i : {2...}
2. x : ℝ
3. ¬↑isEven(i)
4. x ≤ r0
⊢ accelerate(2;rroot-odd(i;x))^i = -(rroot-abs(i;x)^i)
BY
{ TACTIC:(Assert ∀n:ℕ+. ((x n) ≤ 4) BY
((RWO "rleq-iff4" (-1) THENA Auto) THEN RepUR ``int-to-real`` -1 THEN ParallelLast THEN Auto)) }
1
1. i : {2...}
2. x : ℝ
3. ¬↑isEven(i)
4. x ≤ r0
5. ∀n:ℕ+. ((x n) ≤ 4)
⊢ accelerate(2;rroot-odd(i;x))^i = -(rroot-abs(i;x)^i)
Latex:
Latex:
1. i : \{2...\}
2. x : \mBbbR{}
3. \mneg{}\muparrow{}isEven(i)
4. x \mleq{} r0
\mvdash{} accelerate(2;rroot-odd(i;x))\^{}i = -(rroot-abs(i;x)\^{}i)
By
Latex:
TACTIC:(Assert \mforall{}n:\mBbbN{}\msupplus{}. ((x n) \mleq{} 4) BY
((RWO "rleq-iff4" (-1) THENA Auto)
THEN RepUR ``int-to-real`` -1
THEN ParallelLast
THEN Auto))
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