Step
*
1
1
1
1
of Lemma
derivative-rinv-basic
1. m : {m:ℕ+| icompact([r0 + (r1/r(m)), r(m)])} @i
2. r0 < (r1/r(m))
3. x : ℝ@i
4. (r0 + (r1/r(m))) ≤ x
5. x ≤ r(m)
⊢ (r1/r(m)) ≤ |x|
BY
{ (RWO "rabs-of-nonneg" 0 THEN Auto) }
1
.....rewrite subgoal.....
1. m : {m:ℕ+| icompact([r0 + (r1/r(m)), r(m)])} @i
2. r0 < (r1/r(m))
3. x : ℝ@i
4. (r0 + (r1/r(m))) ≤ x
5. x ≤ r(m)
⊢ r0 ≤ x
Latex:
Latex:
1. m : \{m:\mBbbN{}\msupplus{}| icompact([r0 + (r1/r(m)), r(m)])\} @i
2. r0 < (r1/r(m))
3. x : \mBbbR{}@i
4. (r0 + (r1/r(m))) \mleq{} x
5. x \mleq{} r(m)
\mvdash{} (r1/r(m)) \mleq{} |x|
By
Latex:
(RWO "rabs-of-nonneg" 0 THEN Auto)
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