Step
*
2
2
of Lemma
i-member-iff
1. y : ℝ
2. y1 : Top
3. r : ℝ
4. b : ℕ+
5. r(-b) ≤ r
6. r ≤ r(b)
7. m : ℕ+
8. y ≤ (r - (r1/r(m)))
9. k : ℕ+
10. b ≤ k
11. m ≤ k
12. (y + (r1/r(k))) ≤ r
⊢ r ≤ r(k)
BY
{ (RWO "6" 0 THEN Auto) }
Latex:
Latex:
1. y : \mBbbR{}
2. y1 : Top
3. r : \mBbbR{}
4. b : \mBbbN{}\msupplus{}
5. r(-b) \mleq{} r
6. r \mleq{} r(b)
7. m : \mBbbN{}\msupplus{}
8. y \mleq{} (r - (r1/r(m)))
9. k : \mBbbN{}\msupplus{}
10. b \mleq{} k
11. m \mleq{} k
12. (y + (r1/r(k))) \mleq{} r
\mvdash{} r \mleq{} r(k)
By
Latex:
(RWO "6" 0 THEN Auto)
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