Every Planar Map is Four Colorable
- Author
- Kenneth Appel, Wolfgang Haken (ed.)
- Publisher
- Amer Mathematical Society
- Language
- English
- Year
- 1989
- Page
- 760
- ISBN
- 0-8218-5103-9,9780821851036,0102-0101-1-0,110-921-922-9,014-015-016-1,171-172-175-1,161-162-163-1
- File Type
- djvu
- File Size
- 12.2 MiB
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