On the parity of colourings and flows

AJ Goodall, DJA Welsh

Research output: Contribution to journalArticle (Academic Journal)peer-review


We extend a result of Tarsi and show that the chromatic polynomial and flow polynomial evaluated at 1 + k are up to sign the same modulo k^2 for any integer k such that k is greater than or equal to 2. (C) 2002 Elsevier Science (USA).
Translated title of the contributionOn the parity of colourings and flows
Original languageEnglish
Pages (from-to)364 - 365
Number of pages2
JournalJournal of Combinatorial Theory Series B
Volume84 (2)
Publication statusPublished - Mar 2002

Bibliographical note

Publisher: Academic Press
Other identifier: IDS Number: 535CF


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