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Step * 1 of Lemma not-ge


1. x : ℤ@i
2. y : ℤ@i
⊢ uiff(¬(y ≤ x);x < y)
BY
{ (RWO  "not-le" 0 THEN Auto) }

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Latex:

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Latex:

1.  x  :  \mBbbZ{}@i
2.  y  :  \mBbbZ{}@i
\mvdash{}  uiff(\mneg{}(y  \mleq{}  x);x  <  y)


By

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Latex:
(RWO    "not-le"  0  THEN  Auto)

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