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Step * of Lemma fRuleorI-left_wf

∀[v:FOLRule()]. fRuleorI-left(v) ∈ 𝔹 supposing ↑fRuleorI?(v)
BY
{ DepprodCoDatatypeSelectorWf }

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Latex:

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Latex:
\mforall{}[v:FOLRule()].  fRuleorI-left(v)  \mmember{}  \mBbbB{}  supposing  \muparrow{}fRuleorI?(v)


By

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Latex:
DepprodCoDatatypeSelectorWf

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