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Step * of Lemma filter_nil_lemma

∀P:Top. (filter(P;[]) ~ [])
BY
{ (UnivCD THENA Auto) }

1
1. P : Top@i
⊢ filter(P;[]) ~ []

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Latex:

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Latex:
\mforall{}P:Top.  (filter(P;[])  \msim{}  [])


By

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Latex:
(UnivCD  THENA  Auto)

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