Step
*
1
of Lemma
rational-approx-converges-to
1. x : ℝ
2. k : ℕ+
3. n : ℕ
4. k ≤ n
⊢ |(x within 1/n + 1) - x| ≤ (r1/r(k))
BY
{ ((RWO "rabs-difference-symmetry" 0 THENA Auto) THEN RWO "rational-approx-property" 0 THEN Auto) }
Latex:
Latex:
1. x : \mBbbR{}
2. k : \mBbbN{}\msupplus{}
3. n : \mBbbN{}
4. k \mleq{} n
\mvdash{} |(x within 1/n + 1) - x| \mleq{} (r1/r(k))
By
Latex:
((RWO "rabs-difference-symmetry" 0 THENA Auto) THEN RWO "rational-approx-property" 0 THEN Auto)
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