Step
*
1
of Lemma
nat_well_founded
∀[P:ℕ ⟶ ℙ]. ((∀j:ℕ. ((∀k:ℕ. (k < j
⇒ P[k]))
⇒ P[j]))
⇒ {∀n:ℕ. P[n]})
BY
{ (RepD THENA Auto) }
1
1. [P] : ℕ ⟶ ℙ
2. ∀j:ℕ. ((∀k:ℕ. (k < j
⇒ P[k]))
⇒ P[j])
⊢ ∀n:ℕ. P[n]
Latex:
Latex:
\mforall{}[P:\mBbbN{} {}\mrightarrow{} \mBbbP{}]. ((\mforall{}j:\mBbbN{}. ((\mforall{}k:\mBbbN{}. (k < j {}\mRightarrow{} P[k])) {}\mRightarrow{} P[j])) {}\mRightarrow{} \{\mforall{}n:\mBbbN{}. P[n]\})
By
Latex:
(RepD THENA Auto)
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