Coxeter- Exersice 3.2.4
- Author:
- Taylor_Ikeda
- Topic:
- Geometry
It is not possible to draw a configuration 7_3 because it conflicts with the axiom 2.17. A 7_3would be a quadrangle whose diagonal points would all be collinear. Normally diagonal points only have two points going through. Please experiment with the figure to see.