Step
*
of Lemma
FOConnective_wf
∀knd:Atom. (FOConnective(knd) ∈ AbstractFOFormula ─→ AbstractFOFormula ─→ AbstractFOFormula)
BY
{ ProveWfLemma }
Latex:
\mforall{}knd:Atom.  (FOConnective(knd)  \mmember{}  AbstractFOFormula  {}\mrightarrow{}  AbstractFOFormula  {}\mrightarrow{}  AbstractFOFormula)
By
ProveWfLemma
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