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Step * of Lemma rv-between-inner-trans

∀n:ℕ. ∀a,b,c,d:ℝ^n.  (a-b-d ⇒ b-c-d ⇒ a-b-c)
BY
{ (InstLemma `real-vec-between-inner-trans` [] THEN RepeatFor 5 (ParallelLast')) }

1
1. n : ℕ
2. a : ℝ^n
3. b : ℝ^n
4. c : ℝ^n
5. d : ℝ^n
6. a-b-d ⇒ b-c-d ⇒ a-b-c
⊢ a-b-d ⇒ b-c-d ⇒ a-b-c

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Latex:

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Latex:
\mforall{}n:\mBbbN{}.  \mforall{}a,b,c,d:\mBbbR{}\^{}n.    (a-b-d  {}\mRightarrow{}  b-c-d  {}\mRightarrow{}  a-b-c)


By

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Latex:
(InstLemma  `real-vec-between-inner-trans`  []  THEN  RepeatFor  5  (ParallelLast'))

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