Step
*
2
of Lemma
Russell-property
.....wf.....
Russell ∈ Russell ∈ 𝕌'
BY
{ (InstLemma `equal-wf-base` [⌜parm{i'}⌝;⌜Russell⌝;⌜Russell⌝;⌜Russell⌝]⋅ THEN Auto) }
Latex:
Latex:
.....wf.....
Russell \mmember{} Russell \mmember{} \mBbbU{}'
By
Latex:
(InstLemma `equal-wf-base` [\mkleeneopen{}parm\{i'\}\mkleeneclose{};\mkleeneopen{}Russell\mkleeneclose{};\mkleeneopen{}Russell\mkleeneclose{};\mkleeneopen{}Russell\mkleeneclose{}]\mcdot{} THEN Auto)
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