Robin Thomas's own reference page on the four color theorem, covering its history, the 1976 Appel-Haken proof, and the 1997 Robertson-Sanders-Seymour-Thomas simplified proof he co-authored, including his own note that part of the proof cannot be verified by hand.
Facts
Citation
AuthorRobin Thomas
PublisherGeorgia Institute of Technology, School of Mathematics
URLhttps://thomas.math.gatech.edu/FC/fourcolor.html
Source TypePrimary Text
Assessment
Reliability Tier1
Sources
Thomas, The Four Color Theorem (Faculty Reference Page)
Robin Thomas, Georgia Institute of Technology, School of MathematicsView the Source Claims Backed By This Source (14 claims)
This source backs 14 claims across the atlas. As facts: 11 well-attested. As cited relationships: 2 holds. Plus 1 entities citing it as a general reference with no single fact or relationship attached.
Disposition By Topic
- Theorems, 8 claims: 5 well-attested, 2 holds, 1 general references.
- Sources, 6 claims: 6 well-attested.
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