Step
*
of Lemma
intformnot-form_wf
∀[v:int_formula()]. intformnot-form(v) ∈ int_formula() supposing ↑intformnot?(v)
BY
{ DepprodCoDatatypeSelectorWf }
Latex:
Latex:
\mforall{}[v:int\_formula()].  intformnot-form(v)  \mmember{}  int\_formula()  supposing  \muparrow{}intformnot?(v)
By
Latex:
DepprodCoDatatypeSelectorWf
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