Four colour theorem

Lignende værker

• Four-color problem
  af: Ore, Oystein
  Udgivet: (1967)
• Guide to graph colouring: Algorithms and applications
  af: Lewis, R M R.
  Udgivet: (2016)
• Four colour theorems: history topological foundations and idea of proof/
  af: Fritsch, Rudolf
  Udgivet: (1998)
• The four color theorem : history, topological foundations, and idea of proof /
  af: Fritsch, Rudolf
  Udgivet: (1998)
• The four color theorem : history, topological foundations, and idea of proof /
  af: Fritsch, Rudolf, et al.
  Udgivet: (1998)