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» Balanced Signings and the Chromatic Number of Oriented Matro...
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CPC
2006
45views more  CPC 2006»
13 years 5 months ago
Balanced Signings and the Chromatic Number of Oriented Matroids
Luis A. Goddyn, Petr Hlinený, Winfried Hoch...
JCT
2008
63views more  JCT 2008»
13 years 5 months ago
On the chromatic number of an oriented matroid
Winfried Hochstättler, Robert Nickel