Step
*
of Lemma
comb_for_ball_wf
λA,as,f,z. ∀bx(:A) ∈ as. f[x] ∈ A:Type ⟶ as:(A List) ⟶ f:(A ⟶ 𝔹) ⟶ (↓True) ⟶ 𝔹
BY
{ (ProveOpCombinatorTyping Auto) `ball_wf` }
Latex:
Latex:
\mlambda{}A,as,f,z. \mforall{}\msubb{}x(:A) \mmember{} as. f[x] \mmember{} A:Type {}\mrightarrow{} as:(A List) {}\mrightarrow{} f:(A {}\mrightarrow{} \mBbbB{}) {}\mrightarrow{} (\mdownarrow{}True) {}\mrightarrow{} \mBbbB{}
By
Latex:
(ProveOpCombinatorTyping Auto) `ball\_wf`
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