Step
*
2
1
1
of Lemma
assert-init-seg-nat-seq
1. n : ℕ
2. s : ℕn ⟶ ℕ
3. m : ℕ
4. ¬(n ≤ m)
5. r : ℕm ⟶ ℕ
6. h : finite-nat-seq()
7. <m, r> = <n, s>**h ∈ finite-nat-seq()
⊢ False
BY
{ (D (-2) THEN RepUR ``append-finite-nat-seq`` (-1)) }
1
1. n : ℕ
2. s : ℕn ⟶ ℕ
3. m : ℕ
4. ¬(n ≤ m)
5. r : ℕm ⟶ ℕ
6. n1 : ℕ
7. h1 : ℕn1 ⟶ ℕ
8. <m, r> = λx.if (x) < (n) then s x else (h1 (x - n))^(n + n1) ∈ finite-nat-seq()
⊢ False
Latex:
Latex:
1. n : \mBbbN{}
2. s : \mBbbN{}n {}\mrightarrow{} \mBbbN{}
3. m : \mBbbN{}
4. \mneg{}(n \mleq{} m)
5. r : \mBbbN{}m {}\mrightarrow{} \mBbbN{}
6. h : finite-nat-seq()
7. <m, r> = <n, s>**h
\mvdash{} False
By
Latex:
(D (-2) THEN RepUR ``append-finite-nat-seq`` (-1))
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