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Step * of Lemma mFOL-sequent-abstract_wf

∀[s:mFOL-sequent()]. (mFOL-sequent-abstract(s) ∈ AbstractFOFormula)
BY
{ ProveWfLemma }

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Latex:


\mforall{}[s:mFOL-sequent()].  (mFOL-sequent-abstract(s)  \mmember{}  AbstractFOFormula)


By

ProveWfLemma

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