Prikladnaya Diskretnaya Matematika. Supplement
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Prikladnaya Diskretnaya Matematika. Supplement, 2012, Issue 5, Pages 94–95 (Mi pdma36)  
Applied graph theory

On interval edge $\Delta$-colouring

A. M. Magomedov

Daghestan State University, Makhachkala
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Abstract: It is shown that there is a $(6,3)$-biregular graph $G=(X,Y,E)$, such that $|X|+|Y|=33$, with no interval $6$-colourings, and it is proved that the $\Delta$-colouring problem for bipartite multigraph $G=(X,Y,E)$ is $NP$-complete even if $|X|=2$.
Document Type: Article
UDC: 519.17
Language: Russian
Citation: A. M. Magomedov, “On interval edge $\Delta$-colouring”, Prikl. Diskr. Mat. Suppl., 2012, no. 5, 94–95
Citation in format AMSBIB
\Bibitem{Mag12}
\by A.~M.~Magomedov
\paper On interval edge $\Delta$-colouring
\jour Prikl. Diskr. Mat. Suppl.
\yr 2012
\issue 5
\pages 94--95
\mathnet{http://mi.mathnet.ru/pdma36}
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