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Step * of Lemma real-sfun_wf

∀[a,b:ℝ]. ∀[f:[a, b] ⟶ℝ].  (real-sfun(f;a;b) ∈ ℙ)
BY
{ ProveWfLemma }

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Latex:

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Latex:
\mforall{}[a,b:\mBbbR{}].  \mforall{}[f:[a,  b]  {}\mrightarrow{}\mBbbR{}].    (real-sfun(f;a;b)  \mmember{}  \mBbbP{})


By

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Latex:
ProveWfLemma

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