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Step * 1 of Lemma eqff_to_assert


1. b : 𝔹
⊢ uiff(b = ff;↑¬bb)
BY
{ (RWO "sqeqff_to_assert<" 0 THEN Auto) }

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Latex:

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Latex:

1.  b  :  \mBbbB{}
\mvdash{}  uiff(b  =  ff;\muparrow{}\mneg{}\msubb{}b)


By

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Latex:
(RWO  "sqeqff\_to\_assert<"  0  THEN  Auto)

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