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Step * of Lemma rtermVar-var_wf

∀[v:rat_term()]. rtermVar-var(v) ∈ ℤ supposing ↑rtermVar?(v)
BY
{ DepprodCoDatatypeSelectorWf }

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Latex:

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Latex:
\mforall{}[v:rat\_term()].  rtermVar-var(v)  \mmember{}  \mBbbZ{}  supposing  \muparrow{}rtermVar?(v)


By

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Latex:
DepprodCoDatatypeSelectorWf

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