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Step * of Lemma bag_null_cons_lemma

∀v,u:Top.  (bag-null(u.v) ~ ff)
BY
{ (UnivCD THENA Auto) }

1
1. v : Top@i
2. u : Top@i
⊢ bag-null(u.v) ~ ff

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Latex:

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Latex:
\mforall{}v,u:Top.    (bag-null(u.v)  \msim{}  ff)


By

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Latex:
(UnivCD  THENA  Auto)

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