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Step * of Lemma bool-deq-aux

∀[a,b:𝔹].  uiff(a = b;↑a =b b)
BY
{ ((UnivCD THENA Auto) THEN RW assert_pushdownC 0 THEN Auto) }

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Latex:

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Latex:
\mforall{}[a,b:\mBbbB{}].    uiff(a  =  b;\muparrow{}a  =b  b)


By

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Latex:
((UnivCD  THENA  Auto)  THEN  RW  assert\_pushdownC  0  THEN  Auto)

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