Step
*
of Lemma
rtermMultiply-left_wf
∀[v:rat_term()]. rtermMultiply-left(v) ∈ rat_term() supposing ↑rtermMultiply?(v)
BY
{ DepprodCoDatatypeSelectorWf }
Latex:
Latex:
\mforall{}[v:rat\_term()].  rtermMultiply-left(v)  \mmember{}  rat\_term()  supposing  \muparrow{}rtermMultiply?(v)
By
Latex:
DepprodCoDatatypeSelectorWf
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