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Step * of Lemma has-header-and-in-locs_wf

∀[f:Name ⟶ Type]. ∀[msg:Message(f)]. ∀[hdr:Name]. ∀[locs:bag(Id)].
  has-header-and-in-locs(msg;hdr;locs) ∈ 𝔹 supposing hdr encodes Id × Top
BY
{ ProveWfLemma }

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Latex:

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Latex:
\mforall{}[f:Name  {}\mrightarrow{}  Type].  \mforall{}[msg:Message(f)].  \mforall{}[hdr:Name].  \mforall{}[locs:bag(Id)].
    has-header-and-in-locs(msg;hdr;locs)  \mmember{}  \mBbbB{}  supposing  hdr  encodes  Id  \mtimes{}  Top


By

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Latex:
ProveWfLemma

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