Step
*
1
1
1
of Lemma
rsum'_wf
.....set predicate.....
1. n : ℤ
2. m : ℤ
3. x : {n..m + 1-} ⟶ ℝ
4. rsum'(n;m;k.x[k]) = Σ{x[k] | n≤k≤m} ∈ (ℕ+ ⟶ ℤ)
⊢ regular-seq(rsum'(n;m;k.x[k]))
BY
{ (HypSubst' (-1) 0⋅ THEN Auto) }
Latex:
Latex:
.....set predicate.....
1. n : \mBbbZ{}
2. m : \mBbbZ{}
3. x : \{n..m + 1\msupminus{}\} {}\mrightarrow{} \mBbbR{}
4. rsum'(n;m;k.x[k]) = \mSigma{}\{x[k] | n\mleq{}k\mleq{}m\}
\mvdash{} regular-seq(rsum'(n;m;k.x[k]))
By
Latex:
(HypSubst' (-1) 0\mcdot{} THEN Auto)
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