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Step * of Lemma rmul-rdiv-cancel7

∀[a,b:ℝ].  (a * b/b) = a supposing b ≠ r0
BY
{ Auto }

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Latex:

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Latex:
\mforall{}[a,b:\mBbbR{}].    (a  *  b/b)  =  a  supposing  b  \mneq{}  r0


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Latex:
Auto

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