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Step * 1 1 of Lemma Russell-paradox


1. 𝕌' ⊆r Type
⊢ Russell ∈ Type ⋂ Base
BY
{ Isect2CD }

1
1. 𝕌' ⊆r Type
⊢ Russell ∈ Type

2
1. 𝕌' ⊆r Type
⊢ Russell ∈ Base

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Latex:

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Latex:

1.  \mBbbU{}'  \msubseteq{}r  Type
\mvdash{}  Russell  \mmember{}  Type  \mcap{}  Base


By

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Latex:
Isect2CD

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