Step
*
2
1
of Lemma
continuous-rpolynomial
1. n : ℤ
2. [%1] : 0 < n
3. ∀a:ℕ(n - 1) + 1 ⟶ ℝ. ∀I:Interval. (Σi≤n - 1. a_i * x^i) continuous for x ∈ I
4. a : ℕn + 1 ⟶ ℝ
5. I : Interval
6. ((a n) * x^n) + (Σi≤n - 1. a_i * x^i) continuous for x ∈ I
7. x : {x:ℝ| x ∈ I}
⊢ (((a n) * x^n) + (Σi≤n - 1. a_i * x^i)) = (Σi≤n. a_i * x^i)
BY
{ (RW (AddrC [2] (LemmaC `rpolynomial_unroll`)) 0 THEN Auto) }
Latex:
Latex:
1. n : \mBbbZ{}
2. [\%1] : 0 < n
3. \mforall{}a:\mBbbN{}(n - 1) + 1 {}\mrightarrow{} \mBbbR{}. \mforall{}I:Interval. (\mSigma{}i\mleq{}n - 1. a\_i * x\^{}i) continuous for x \mmember{} I
4. a : \mBbbN{}n + 1 {}\mrightarrow{} \mBbbR{}
5. I : Interval
6. ((a n) * x\^{}n) + (\mSigma{}i\mleq{}n - 1. a\_i * x\^{}i) continuous for x \mmember{} I
7. x : \{x:\mBbbR{}| x \mmember{} I\}
\mvdash{} (((a n) * x\^{}n) + (\mSigma{}i\mleq{}n - 1. a\_i * x\^{}i)) = (\mSigma{}i\mleq{}n. a\_i * x\^{}i)
By
Latex:
(RW (AddrC [2] (LemmaC `rpolynomial\_unroll`)) 0 THEN Auto)
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