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Step * of Lemma set_leq_wf

∀[p:PosetSig]. ∀[a,b:|p|].  (a ≤ b ∈ ℙ)
BY
{ ((Unfold `set_leq` 0) THEN Auto) }

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Latex:

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Latex:
\mforall{}[p:PosetSig].  \mforall{}[a,b:|p|].    (a  \mleq{}  b  \mmember{}  \mBbbP{})


By

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Latex:
((Unfold  `set\_leq`  0)  THEN  Auto)

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