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Step * of Lemma sqequal-tt-to-assert

∀[t:𝔹]. uiff(t ~ tt;↑t)
BY
{ (Auto THEN HypSubst (-1) 0 THEN Reduce 0 THEN Auto) }

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Latex:

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Latex:
\mforall{}[t:\mBbbB{}].  uiff(t  \msim{}  tt;\muparrow{}t)


By

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Latex:
(Auto  THEN  HypSubst  (-1)  0  THEN  Reduce  0  THEN  Auto)

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