The four color theorem : history, topological foundations, and idea of proof /

Míreanna Comhchosúla

• The four color theorem : history, topological foundations, and idea of proof /
  le: Fritsch, Rudolf, et al.
  Foilsithe: (1998)
• The four color problem: assaults and conquest.
  le: Saaty, Thomas L.
  Foilsithe: (1986)
• An introduction to color.
  le: Evans, Ralph M. (Ralph Merrill)
  Foilsithe: (1948)
• The enjoyment and use of color.
  le: Sargent, Walter
  Foilsithe: (1964)
• Color: An introdution to practice and principles
  le: Kuehni, Rolf G