Abstract
The four-colour conjecture was brought to public attention in 1854, most probably by Francis or Frederick Guthrie. This moves back by six years the date of the earliest known publication.
Original language | English |
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Pages (from-to) | 361-363 |
Number of pages | 3 |
Journal | Journal of Graph Theory |
Volume | 72 |
Issue number | 3 |
DOIs | |
Publication status | Published - Mar 2013 |