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Step * 1 2 of Lemma extd-nameset-nil


1. a1 : ℕ2@i
⊢ a1 ∈ ℕ2
BY
{ Auto }

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Latex:

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Latex:

1.  a1  :  \mBbbN{}2@i
\mvdash{}  a1  \mmember{}  \mBbbN{}2


By

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Latex:
Auto

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