Step * of Lemma geo-between-implies-colinear

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e:EuclideanPlane. ∀[a,b,c:Point].  Colinear(a;b;c) supposing B(abc)
BY
((UnivCD THENA Auto) THEN THEN Auto) }

1
1. EuclideanPlane
2. Point
3. Point
4. Point
5. B(abc)
6. bc
⊢ False


Latex:


Latex:
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\mforall{}e:EuclideanPlane.  \mforall{}[a,b,c:Point].    Colinear(a;b;c)  supposing  B(abc)


By


Latex:
((UnivCD  THENA  Auto)  THEN  D  0  THEN  Auto)




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