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Step * of Lemma geo-gt-prim_wf

∀[g:GeometryPrimitives]. ∀[a,b,c,d:Point].  (ab>cd) ∈ ℙ)
BY
{ (((D 0 THENW Auto) THEN Unfold `geo-primitives` -1)
   THEN (Unfold `geo-point` 0 THEN Unfold `geo-point` -1)
   THEN (DRecord 1 THEN Auto)
   THEN Unfold `geo-gt-prim` 0
   THEN Auto) }

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Latex:

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Latex:
\mforall{}[g:GeometryPrimitives].  \mforall{}[a,b,c,d:Point].    (ab>cd)  \mmember{}  \mBbbP{})


By

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Latex:
(((D  0  THENW  Auto)  THEN  Unfold  `geo-primitives`  -1)
  THEN  (Unfold  `geo-point`  0  THEN  Unfold  `geo-point`  -1)
  THEN  (DRecord  1  THEN  Auto)
  THEN  Unfold  `geo-gt-prim`  0
  THEN  Auto)

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