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Step * 1 of Lemma partial-strong-subtype-base


1. T : Type
2. T ⊆r Base
⊢ partial(T) ⊆r Base
BY
{ Auto }

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Latex:

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Latex:

1.  T  :  Type
2.  T  \msubseteq{}r  Base
\mvdash{}  partial(T)  \msubseteq{}r  Base


By

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Latex:
Auto

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