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Step * of Lemma req-iff-not-rneq

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∀[x,y:ℝ].  uiff(x = y;¬x ≠ y)
BY
{ EAuto 1 }

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Latex:

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Latex:
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\mforall{}[x,y:\mBbbR{}].    uiff(x  =  y;\mneg{}x  \mneq{}  y)


By

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Latex:
EAuto  1

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