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Step * of Lemma rless_complement

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∀x,y:ℝ.  (¬(x < y) ⇐⇒ y ≤ x)
BY
{ (InstLemma `rleq-iff-not-rless` [] THEN RepeatFor 2 (ParallelLast) THEN Auto) }

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Latex:

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Latex:
No  Annotations
\mforall{}x,y:\mBbbR{}.    (\mneg{}(x  <  y)  \mLeftarrow{}{}\mRightarrow{}  y  \mleq{}  x)


By

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Latex:
(InstLemma  `rleq-iff-not-rless`  []  THEN  RepeatFor  2  (ParallelLast)  THEN  Auto)

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