Step
*
1
2
1
of Lemma
rv-extend-1
1. n : ℕ
2. a : ℝ^n
3. b : ℝ^n
4. r0 < d(a;b)
5. s : {s:ℝ| r0 ≤ s}
6. d(b;(d(a;b) + s/d(a;b))*b + (-(s)/d(a;b))*a) = s
7. r0 < s
8. r0 < (d(a;b) + s)
⊢ a-b-(d(a;b) + s/d(a;b))*b + (-(s)/d(a;b))*a
BY
{ (D 0 With ⌜(s/d(a;b) + s)⌝ THEN Auto) }
1
1. n : ℕ
2. a : ℝ^n
3. b : ℝ^n
4. r0 < d(a;b)
5. s : {s:ℝ| r0 ≤ s}
6. d(b;(d(a;b) + s/d(a;b))*b + (-(s)/d(a;b))*a) = s
7. r0 < s
8. r0 < (d(a;b) + s)
⊢ (s/d(a;b) + s) ∈ (r0, r1)
2
1. n : ℕ
2. a : ℝ^n
3. b : ℝ^n
4. r0 < d(a;b)
5. s : {s:ℝ| r0 ≤ s}
6. d(b;(d(a;b) + s/d(a;b))*b + (-(s)/d(a;b))*a) = s
7. r0 < s
8. r0 < (d(a;b) + s)
9. (s/d(a;b) + s) ∈ (r0, r1)
⊢ req-vec(n;b;(s/d(a;b) + s)*a + r1 - (s/d(a;b) + s)*(d(a;b) + s/d(a;b))*b + (-(s)/d(a;b))*a)
Latex:
Latex:
1. n : \mBbbN{}
2. a : \mBbbR{}\^{}n
3. b : \mBbbR{}\^{}n
4. r0 < d(a;b)
5. s : \{s:\mBbbR{}| r0 \mleq{} s\}
6. d(b;(d(a;b) + s/d(a;b))*b + (-(s)/d(a;b))*a) = s
7. r0 < s
8. r0 < (d(a;b) + s)
\mvdash{} a-b-(d(a;b) + s/d(a;b))*b + (-(s)/d(a;b))*a
By
Latex:
(D 0 With \mkleeneopen{}(s/d(a;b) + s)\mkleeneclose{} THEN Auto)
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