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Step * of Lemma existse-between1_wf

∀[es:EO]. ∀[e1,e2:E]. ∀[P:{e:E| loc(e) = loc(e1) ∈ Id}  ─→ ℙ].  ∃e∈[e1,e2).P[e] ∈ ℙ supposing loc(e2) = loc(e1) ∈ Id
BY
{ (Unfold `existse-between1` 0 THEN Auto) }

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Latex:


\mforall{}[es:EO].  \mforall{}[e1,e2:E].  \mforall{}[P:\{e:E|  loc(e)  =  loc(e1)\}    {}\mrightarrow{}  \mBbbP{}].
    \mexists{}e\mmember{}[e1,e2).P[e]  \mmember{}  \mBbbP{}  supposing  loc(e2)  =  loc(e1)


By

(Unfold  `existse-between1`  0  THEN  Auto)

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