^^Poligono semplice. Teorema della curva di Jordan.

1. Jeff Erickson Topologia computazionale.

   comptop/2013/schedule CS 598: Computational Topology (Spring 2013)

   1. comptop/2013/chapters/01-simple-polygons.pdf
2. mathoverflow/nice-proof-of-the-jordan-curve-theorem
   1. math.sunysb.edu/~bishop/classes/math401.F09/HalesDefense.pdf  difesa della dimostrazione di Jordan
   2. larryriddle.agnesscott.org/ifs/ksnow/flowsnake.htm
3. wp/Jordan_curve_theorem
4. http://www.dominoartwork.com/tspart.html

ref: http://www.dominoartwork.com/index.html