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Step * of Lemma rdiv-zero

∀[x:ℝ]. (r0/x) = r0 supposing x ≠ r0
BY
{ (Auto THEN Unfold `rdiv` 0 THEN nRNorm 0 THEN Auto) }

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Latex:

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Latex:
\mforall{}[x:\mBbbR{}].  (r0/x)  =  r0  supposing  x  \mneq{}  r0


By

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Latex:
(Auto  THEN  Unfold  `rdiv`  0  THEN  nRNorm  0  THEN  Auto)

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