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» Balanced Signings and the Chromatic Number of Oriented Matro...
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CPC
2006
45views more  CPC 2006»
14 years 10 months ago
Balanced Signings and the Chromatic Number of Oriented Matroids
Luis A. Goddyn, Petr Hlinený, Winfried Hoch...
JCT
2008
63views more  JCT 2008»
14 years 10 months ago
On the chromatic number of an oriented matroid
Winfried Hochstättler, Robert Nickel