Step
*
of Lemma
p-digit_wf
No Annotations
∀[p:ℕ+]. ∀[a:p-adics(p)]. ∀[n:ℕ+]. (p-digit(p;a;n) ∈ ℕp)
BY
{ (Auto THEN D 2 THEN CaseNat 1 `n') }
1
1. p : ℕ+
2. a : n:ℕ+ ⟶ ℕp^n
3. ∀n:ℕ+. ((a (n + 1)) ≡ (a n) mod p^n)
4. n : ℕ+
5. n = 1 ∈ ℤ
⊢ p-digit(p;a;1) ∈ ℕp
2
1. p : ℕ+
2. a : n:ℕ+ ⟶ ℕp^n
3. ∀n:ℕ+. ((a (n + 1)) ≡ (a n) mod p^n)
4. n : ℕ+
5. ¬(n = 1 ∈ ℤ)
⊢ p-digit(p;a;n) ∈ ℕp
Latex:
Latex:
No Annotations
\mforall{}[p:\mBbbN{}\msupplus{}]. \mforall{}[a:p-adics(p)]. \mforall{}[n:\mBbbN{}\msupplus{}]. (p-digit(p;a;n) \mmember{} \mBbbN{}p)
By
Latex:
(Auto THEN D 2 THEN CaseNat 1 `n')
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