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Bøker Bok 12 av 2Bang-Jansen and P. Hell, The effect of two cycles on the complexity of colourings...
" Bang-Jansen and P. Hell, The effect of two cycles on the complexity of colourings by directed graphs, Discrete Appl. Math. 26 (1990), 1-23. "
Diagraphs: Theory, Algorithms and Applications - Side 686
av Jørgen Bang-Jensen, Gregory Gutin - 2002 - 754 sider
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Contemporary Trends in Discrete Mathematics: From DIMACS and DIMATIA to the ...

Ronald L. Graham - 1999 - 389 sider
...are exactly all gaps. This gives also yet another proof of Theorem 3.1. References [1] J. Bang-Jansen and P. Hell, The effect of two cycles on the complexity of colourings by digraphs. Discrete Applied Math. 26(1990), 1-23. [2] J. Bang-Jensen, P. Hell and G. MacGillivray, Rereditarily...
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Surveys in Combinatorics 2003

C. D. Wensley - 2003 - 370 sider
...retracts and absolute bipartite retracts, Discrete Appl. Math. 44 (1993), 9-20. [6] J. Bang-Jansen and P. Hell, The effect of two cycles on the complexity...colourings by directed graphs, Discrete Appl. Math. 26 (1990), 1-23. [7] J. Bang-Jansen, P. Hell and G. MacGillivray, The complexity of colourings by semicomplete...
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