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Step * of Lemma not-dist-to-le

∀g:EuclideanPlane. ∀a,b,c,d,e,f:Point.  ((¬D(a;b;c;d;e;f)) ⇒ |ab| + |cd| ≤ |ef|)
BY
{ (Auto THEN (FLemma `not-dist-lemma-lt` [-1] THENA Auto) THEN FLemma `geo-not-lt-to-le` [-1] THEN Auto) }

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Latex:

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Latex:
\mforall{}g:EuclideanPlane.  \mforall{}a,b,c,d,e,f:Point.    ((\mneg{}D(a;b;c;d;e;f))  {}\mRightarrow{}  |ab|  +  |cd|  \mleq{}  |ef|)


By

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Latex:
(Auto
  THEN  (FLemma  `not-dist-lemma-lt`  [-1]  THENA  Auto)
  THEN  FLemma  `geo-not-lt-to-le`  [-1]
  THEN  Auto)

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