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Step * 3 1 of Lemma sq_stable__geo-left


1. g : EuclideanPlaneStructure
2. BasicGeometryAxioms(g)
⊢ ∀a,b,c:Point.  (a # bc ⇒ (¬Colinear(a;b;c)))
BY
{ (D -1 THEN D -1 THEN Auto) }

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Latex:

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Latex:

1.  g  :  EuclideanPlaneStructure
2.  BasicGeometryAxioms(g)
\mvdash{}  \mforall{}a,b,c:Point.    (a  \#  bc  {}\mRightarrow{}  (\mneg{}Colinear(a;b;c)))


By

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Latex:
(D  -1  THEN  D  -1  THEN  Auto)

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