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Step * of Lemma church_ite_true_lemma

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∀y,x:Top.  (church-ite() church-true() x y ~ x)
BY
{ (UnivCD THENA Auto) }

1
1. y : Top@i
2. x : Top@i
⊢ church-ite() church-true() x y ~ x

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Latex:

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Latex:
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\mforall{}y,x:Top.    (church-ite()  church-true()  x  y  \msim{}  x)


By

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Latex:
(UnivCD  THENA  Auto)

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