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Step * of Lemma bounded-below_wf

∀[A:Set(ℝ)]. (bounded-below(A) ∈ ℙ)
BY
{ (Unfold `bounded-below` 0 THEN Auto) }

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Latex:

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Latex:
\mforall{}[A:Set(\mBbbR{})].  (bounded-below(A)  \mmember{}  \mBbbP{})


By

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Latex:
(Unfold  `bounded-below`  0  THEN  Auto)

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