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Step * of Lemma has-es-info-type-subtype

∀[T,U:Type]. ∀[f:Name ─→ Type]. ∀[es:EO+(Message(f))]. ∀[e:E].
  (has-es-info-type(es;e;f;T)) supposing (has-es-info-type(es;e;f;U) and (U ⊆r T))
BY
{ (RepUR ``has-es-info-type`` 0 THEN Auto) }

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Latex:

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Latex:
\mforall{}[T,U:Type].  \mforall{}[f:Name  {}\mrightarrow{}  Type].  \mforall{}[es:EO+(Message(f))].  \mforall{}[e:E].
    (has-es-info-type(es;e;f;T))  supposing  (has-es-info-type(es;e;f;U)  and  (U  \msubseteq{}r  T))


By

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Latex:
(RepUR  ``has-es-info-type``  0  THEN  Auto)

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