Step
*
1
of Lemma
rv-circle-circle-lemma3
1. n : {2...}
2. a : ℝ^n
3. b : ℝ^n
4. c : ℝ^n
5. d : ℝ^n
6. p : {p:ℝ^n| ab=ap}
7. q : {q:ℝ^n| cd=cq}
8. i : {x:ℝ^n| cp=cx ∧ (¬(c ≠ x ∧ x ≠ d ∧ (¬c-x-d)))}
9. o : {y:ℝ^n| aq=ay ∧ (¬(a ≠ y ∧ y ≠ b ∧ (¬a-y-b)))}
10. a ≠ c
11. cp=ci ∧ (¬(c ≠ i ∧ i ≠ d ∧ (¬c-i-d)))
12. aq=ao ∧ (¬(a ≠ o ∧ o ≠ b ∧ (¬a-o-b)))
⊢ ∃u,v:{p:ℝ^n| ab=ap ∧ cd=cp} . (((d(a;o) < d(a;b)) ∧ (d(c;i) < d(c;d)))
⇒ u ≠ v)
BY
{ All (Unfold `rv-congruent`) }
1
1. n : {2...}
2. a : ℝ^n
3. b : ℝ^n
4. c : ℝ^n
5. d : ℝ^n
6. p : {p:ℝ^n| d(a;b) = d(a;p)}
7. q : {q:ℝ^n| d(c;d) = d(c;q)}
8. i : {x:ℝ^n| (d(c;p) = d(c;x)) ∧ (¬(c ≠ x ∧ x ≠ d ∧ (¬c-x-d)))}
9. o : {y:ℝ^n| (d(a;q) = d(a;y)) ∧ (¬(a ≠ y ∧ y ≠ b ∧ (¬a-y-b)))}
10. a ≠ c
11. (d(c;p) = d(c;i)) ∧ (¬(c ≠ i ∧ i ≠ d ∧ (¬c-i-d)))
12. (d(a;q) = d(a;o)) ∧ (¬(a ≠ o ∧ o ≠ b ∧ (¬a-o-b)))
⊢ ∃u,v:{p:ℝ^n| (d(a;b) = d(a;p)) ∧ (d(c;d) = d(c;p))} . (((d(a;o) < d(a;b)) ∧ (d(c;i) < d(c;d)))
⇒ u ≠ v)
Latex:
Latex:
1. n : \{2...\}
2. a : \mBbbR{}\^{}n
3. b : \mBbbR{}\^{}n
4. c : \mBbbR{}\^{}n
5. d : \mBbbR{}\^{}n
6. p : \{p:\mBbbR{}\^{}n| ab=ap\}
7. q : \{q:\mBbbR{}\^{}n| cd=cq\}
8. i : \{x:\mBbbR{}\^{}n| cp=cx \mwedge{} (\mneg{}(c \mneq{} x \mwedge{} x \mneq{} d \mwedge{} (\mneg{}c-x-d)))\}
9. o : \{y:\mBbbR{}\^{}n| aq=ay \mwedge{} (\mneg{}(a \mneq{} y \mwedge{} y \mneq{} b \mwedge{} (\mneg{}a-y-b)))\}
10. a \mneq{} c
11. cp=ci \mwedge{} (\mneg{}(c \mneq{} i \mwedge{} i \mneq{} d \mwedge{} (\mneg{}c-i-d)))
12. aq=ao \mwedge{} (\mneg{}(a \mneq{} o \mwedge{} o \mneq{} b \mwedge{} (\mneg{}a-o-b)))
\mvdash{} \mexists{}u,v:\{p:\mBbbR{}\^{}n| ab=ap \mwedge{} cd=cp\} . (((d(a;o) < d(a;b)) \mwedge{} (d(c;i) < d(c;d))) {}\mRightarrow{} u \mneq{} v)
By
Latex:
All (Unfold `rv-congruent`)
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