Step * of Lemma geo-triangles-between

e:HeytingGeometry. ∀a,b,c,p,q:Point.  (a bc  b-p-a  b-q-c  bq)
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1
1. HeytingGeometry
2. Point
3. Point
4. Point
5. Point
6. Point
7. bc
8. b-p-a
9. b-q-c
⊢ bq


Latex:


Latex:
\mforall{}e:HeytingGeometry.  \mforall{}a,b,c,p,q:Point.    (a  \#  bc  {}\mRightarrow{}  b-p-a  {}\mRightarrow{}  b-q-c  {}\mRightarrow{}  p  \#  bq)


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Latex:
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