Step * of Lemma geo-colinear-congruence2

e:BasicGeometry. ∀A,B,C,C':Point.  (A ≠  Colinear(A;B;C)  AC ≅ AC'  BC ≅ BC'  C ≡ C')
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1
1. BasicGeometry
2. Point
3. Point
4. Point
5. C' Point
6. A ≠ B
7. Colinear(A;B;C)
8. AC ≅ AC'
9. BC ≅ BC'
⊢ C ≡ C'


Latex:


Latex:
\mforall{}e:BasicGeometry.  \mforall{}A,B,C,C':Point.    (A  \mneq{}  B  {}\mRightarrow{}  Colinear(A;B;C)  {}\mRightarrow{}  AC  \00D0  AC'  {}\mRightarrow{}  BC  \00D0  BC'  {}\mRightarrow{}  C  \mequiv{}  C')


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Latex:
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