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Step * of Lemma select-tagged-indices_wf

∀[A,B:Type]. ∀[tg:A ─→ B]. ∀[P:A ─→ 𝔹]. ∀[L:A List].  (select-tagged-indices(P;tg;L) ∈ (ℕ × B) List)
BY
{ ProveWfLemma }

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Latex:

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Latex:
\mforall{}[A,B:Type].  \mforall{}[tg:A  {}\mrightarrow{}  B].  \mforall{}[P:A  {}\mrightarrow{}  \mBbbB{}].  \mforall{}[L:A  List].    (select-tagged-indices(P;tg;L)  \mmember{}  (\mBbbN{}  \mtimes{}  B)  List)


By

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Latex:
ProveWfLemma

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