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Step * of Lemma rounding-div_wf

∀[a:ℤ]. ∀[n:ℕ+].  ([a ÷ n] ∈ ℤ)
BY
{ (ProveWfLemma THEN RWO "divrem-sq" 0 THEN Auto) }

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Latex:

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Latex:
\mforall{}[a:\mBbbZ{}].  \mforall{}[n:\mBbbN{}\msupplus{}].    ([a  \mdiv{}  n]  \mmember{}  \mBbbZ{})


By

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Latex:
(ProveWfLemma  THEN  RWO  "divrem-sq"  0  THEN  Auto)

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