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Step * of Lemma rstar_functionality

∀[x,y:ℝ].  (x)* = (y)* supposing x = y
BY
{ (Auto THEN ProveStandardStar THEN Auto) }

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Latex:

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Latex:
\mforall{}[x,y:\mBbbR{}].    (x)*  =  (y)*  supposing  x  =  y


By

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Latex:
(Auto  THEN  ProveStandardStar  THEN  Auto)

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