Step
*
1
2
of Lemma
rv-line-circle-3
.....antecedent.....
1. n : ℕ
2. c : ℝ^n
3. b : ℝ^n
4. d : ℝ^n
5. q : ℝ^n
6. c_b_d
7. d(c;d) < d(c;q)
8. d(c;d) = (d(c;b) + d(b;d))
9. d(b;d) < d(b;q)
10. b ≠ q
11. u : ∃u:ℝ^n [(cd=cu ∧ q_u_b)]
12. v : ℝ^n
13. cd=cv
14. q_b_v
15. cd=cv
16. q_b_v
17. b ≠ d
18. q-b-v
⊢ d(c;d) < d(c;q)
BY
{ Auto }
Latex:
Latex:
.....antecedent.....
1. n : \mBbbN{}
2. c : \mBbbR{}\^{}n
3. b : \mBbbR{}\^{}n
4. d : \mBbbR{}\^{}n
5. q : \mBbbR{}\^{}n
6. c\_b\_d
7. d(c;d) < d(c;q)
8. d(c;d) = (d(c;b) + d(b;d))
9. d(b;d) < d(b;q)
10. b \mneq{} q
11. u : \mexists{}u:\mBbbR{}\^{}n [(cd=cu \mwedge{} q\_u\_b)]
12. v : \mBbbR{}\^{}n
13. cd=cv
14. q\_b\_v
15. cd=cv
16. q\_b\_v
17. b \mneq{} d
18. q-b-v
\mvdash{} d(c;d) < d(c;q)
By
Latex:
Auto
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