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Step * of Lemma bool-decider_wf

∀[b:𝔹]. (bool-decider(b) ∈ Dec(↑b))
BY
{ xxx(Unfold `bool-decider` 0 THEN Auto)xxx }

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Latex:

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Latex:
\mforall{}[b:\mBbbB{}].  (bool-decider(b)  \mmember{}  Dec(\muparrow{}b))


By

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Latex:
xxx(Unfold  `bool-decider`  0  THEN  Auto)xxx

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