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Step * of Lemma Russell-theorem

¬(Type ∈ Type)
BY
{ ((D 0 THENA Auto) THEN InstLemma `Russell-property` [] THEN DupHyp (-1) THEN D -1) }

1
1. Type ∈ Type
2. ¬(Russell ∈ Russell)
⊢ Russell ∈ Russell

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Latex:

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Latex:
\mneg{}(Type  \mmember{}  Type)


By

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Latex:
((D  0  THENA  Auto)  THEN  InstLemma  `Russell-property`  []  THEN  DupHyp  (-1)  THEN  D  -1)

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