Step
*
of Lemma
not-lsep-iff-colinear
∀g:EuclideanPlane. ∀a,b,c:Point.  (¬a # bc 
⇐⇒ Colinear(a;b;c))
BY
{ UseEuAxioms }
Latex:
Latex:
\mforall{}g:EuclideanPlane.  \mforall{}a,b,c:Point.    (\mneg{}a  \#  bc  \mLeftarrow{}{}\mRightarrow{}  Colinear(a;b;c))
By
Latex:
UseEuAxioms
Home
Index