316 search results - page 8 / 64 » The chromatic covering number of a graph |
DM
2006
13 years 7 months ago
2006
For an integer r > 0, a conditional (k, r)-coloring of a graph G is a proper k-coloring of the vertices of G such that every vertex of degree at least r in G will be adjacent t...
SWAT
1994
Springer
13 years 11 months ago
1994
Springer
Trapezoid graphs are a class of cocomparability graphs containing interval graphs and permutation graphs as subclasses. They were introduced by Dagan, Golumbic and Pinter DGP]. Th...
GC
2010
Springer
13 years 5 months ago
2010
Springer
The b-chromatic number of a graph G is the largest integer k such that G admits a proper k-coloring in which every color class contains at least one vertex adjacent to some vertex...
JGT
2011
13 years 2 months ago
2011
MST
2008
13 years 7 months ago
2008
Abstract. We outline a general theory of graph polynomials which covers all the examples we found in the vast literature, in particular, the chromatic polynomial, various generaliz...