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Step * of Lemma per-partial-subtype

∀A,B:Type. ∀a,b:Base.  ((A ⊆r B) ⇒ per-partial(A;a;b) ⇒ per-partial(B;a;b))
BY
{ (Auto THEN All(RepUR ``per-partial``) THEN Auto) }

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Latex:

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Latex:
\mforall{}A,B:Type.  \mforall{}a,b:Base.    ((A  \msubseteq{}r  B)  {}\mRightarrow{}  per-partial(A;a;b)  {}\mRightarrow{}  per-partial(B;a;b))


By

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Latex:
(Auto  THEN  All(RepUR  ``per-partial``)  THEN  Auto)

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