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Step * of Lemma uimplies-wf

∀[A:ℙ]. ∀[B:⋂a:A. ℙ].  (B supposing A ∈ ℙ)
BY
{ (Unfolds ``prop uimplies`` 0 THEN Auto) }

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Latex:

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Latex:
\mforall{}[A:\mBbbP{}].  \mforall{}[B:\mcap{}a:A.  \mBbbP{}].    (B  supposing  A  \mmember{}  \mBbbP{})


By

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Latex:
(Unfolds  ``prop  uimplies``  0  THEN  Auto)

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