Step
*
1
of Lemma
proj-sep-implies
1. n : ℕ
2. a : ℙ^n
3. b : ℙ^n
4. i : ℕn + 1
5. u(a) i ≠ u(b) i
6. ∃i:ℕn + 1. u(a) i ≠ r(-1)*u(b) i
⊢ a i ≠ (||a||/||b||)*b i
BY
{ (Thin (-1) THEN RepUR ``punit real-vec-mul`` -1 THEN RepUR ``real-vec-mul`` 0) }
1
1. n : ℕ
2. a : ℙ^n
3. b : ℙ^n
4. i : ℕn + 1
5. (r1/||a||) * (a i) ≠ (r1/||b||) * (b i)
⊢ a i ≠ (||a||/||b||) * (b i)
Latex:
Latex:
1. n : \mBbbN{}
2. a : \mBbbP{}\^{}n
3. b : \mBbbP{}\^{}n
4. i : \mBbbN{}n + 1
5. u(a) i \mneq{} u(b) i
6. \mexists{}i:\mBbbN{}n + 1. u(a) i \mneq{} r(-1)*u(b) i
\mvdash{} a i \mneq{} (||a||/||b||)*b i
By
Latex:
(Thin (-1) THEN RepUR ``punit real-vec-mul`` -1 THEN RepUR ``real-vec-mul`` 0)
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