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51G05 - Geometry :: Ordered geometries

  1. a line segment has at most one midpoint owned by Mathprof
  2. angle owned by CWoo
  3. betweenness in rays owned by CWoo
  4. betweenness relation owned by Mathprof
  5. complementary angles owned by pahio
  6. coordinate way owned by pahio
  7. linear ordered geometry owned by Mathprof
  8. ordered geometry owned by CWoo
  9. Pasch's theorem owned by CWoo
  10. polygon owned by Mathprof
  11. proof of uniqueness of center of a circle owned by CWoo
  12. ray owned by CWoo
  13. some theorems on strict betweenness relations owned by Mathprof
  14. some theorems on the axioms of order owned by Mathprof
  15. strict betweenness relation owned by Mathprof

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