Step
*
of Lemma
uniform-comp-nat-induction
∀[P:ℕ ⟶ ℙ]. ((∀[n:ℕ]. ((∀[m:ℕn]. P[m])
⇒ P[n]))
⇒ (∀[n:ℕ]. P[n]))
BY
{ RepeatFor 2 (Intro) }
1
1. [P] : ℕ ⟶ ℙ
2. ∀[n:ℕ]. ((∀[m:ℕn]. P[m])
⇒ P[n])
⊢ ∀[n:ℕ]. P[n]
Latex:
Latex:
\mforall{}[P:\mBbbN{} {}\mrightarrow{} \mBbbP{}]. ((\mforall{}[n:\mBbbN{}]. ((\mforall{}[m:\mBbbN{}n]. P[m]) {}\mRightarrow{} P[n])) {}\mRightarrow{} (\mforall{}[n:\mBbbN{}]. P[n]))
By
Latex:
RepeatFor 2 (Intro)
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