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Step * 1 2 1 of Lemma assert-isname


1. L : Cname List
2. a1 : ℕ2
⊢ (↑isname(a1)) ⇒ False
BY
{ (IntSegCases 2 THEN RepUR ``isname`` 0 THEN Auto) }

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Latex:

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Latex:

1.  L  :  Cname  List
2.  a1  :  \mBbbN{}2
\mvdash{}  (\muparrow{}isname(a1))  {}\mRightarrow{}  False


By

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Latex:
(IntSegCases  2  THEN  RepUR  ``isname``  0  THEN  Auto)

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