Translator Disclaimer
September 1977 Every planar map is four colorable. Part II: Reducibility
K. Appel, W. Haken, J. Koch
Author Affiliations +
Illinois J. Math. 21(3): 491-567 (September 1977). DOI: 10.1215/ijm/1256049012
First Page PDF

Sorry, your browser doesn't support embedded PDFs, Download First Page

JOURNAL ARTICLE
77 PAGES


SHARE
Vol.21 • No. 3 • September 1977
Back to Top