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» Chromatic Ramsey numbers
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COMBINATORICA
2008
113views more  COMBINATORICA 2008»
13 years 6 months ago
Three-color Ramsey numbers for paths
András Gyárfás, Miklós...
CPC
2011
218views Education» more  CPC 2011»
13 years 2 months ago
The 3-Colour Ramsey Number of a 3-Uniform Berge Cycle
András Gyárfás, Gábor ...
COMBINATORICS
1998
66views more  COMBINATORICS 1998»
13 years 7 months ago
Some New Ramsey Colorings
New lower bounds for 15 classical Ramsey numbers are established. Several of the colorings are found using a new variation of local search heuristics. Several others are found usi...
Geoffrey Exoo
DM
2000
150views more  DM 2000»
13 years 7 months ago
A note on generalized chromatic number and generalized girth
Erdos proved that there are graphs with arbitrarily large girth and chromatic number. We study the extension of this for generalized chromatic numbers. Generalized graph coloring d...
Béla Bollobás, Douglas B. West