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Step * of Lemma ctt-is-term_wf

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∀[t:term(CttOp)]. (ctt-is-term(t) ∈ 𝔹)
BY
{ (Intro THEN Unhide THEN Unfold `ctt-is-term` 0 THEN BoolCase ⌜isvarterm(t)⌝⋅ THEN Auto) }

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Latex:

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Latex:
No  Annotations
\mforall{}[t:term(CttOp)].  (ctt-is-term(t)  \mmember{}  \mBbbB{})


By

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Latex:
(Intro  THEN  Unhide  THEN  Unfold  `ctt-is-term`  0  THEN  BoolCase  \mkleeneopen{}isvarterm(t)\mkleeneclose{}\mcdot{}  THEN  Auto)

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