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Step * of Lemma eu-colinear-implies-1

∀e:EuclideanPlane. ∀x,a,b:Point.  (Colinear(b;a;x) ⇒ Colinear(b;a;a))
BY
{ (Auto THEN RWO "eu-colinear-def" 0 THEN Auto) }

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Latex:

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Latex:
\mforall{}e:EuclideanPlane.  \mforall{}x,a,b:Point.    (Colinear(b;a;x)  {}\mRightarrow{}  Colinear(b;a;a))


By

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Latex:
(Auto  THEN  RWO  "eu-colinear-def"  0  THEN  Auto)

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