All Questions
Tagged with incidence-geometry euclidean-geometry
1 question
23
votes
3
answers
2k
views
Why do all incidence theorems follow from Pappus' theorem?
In Hilbert and Cohn-Vossen's ``Geometry and the Imagination,"
they state in the last paragraph of Chapter 20 that "Any
theorems concerned solely with incidence relations in the
[Euclidean projective]...
- 418