Step
*
of Lemma
ifthenelse-as-band
∀[b:𝔹]. ∀[x:Top]. (if b then x else ff fi ~ b ∧b x)
BY
{ ((D 0 THENA Auto) THEN AutoBoolCase ⌜b⌝⋅) }
Latex:
Latex:
\mforall{}[b:\mBbbB{}]. \mforall{}[x:Top]. (if b then x else ff fi \msim{} b \mwedge{}\msubb{} x)
By
Latex:
((D 0 THENA Auto) THEN AutoBoolCase \mkleeneopen{}b\mkleeneclose{}\mcdot{})
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