CHROMATIC

作品数:111被引量:447H指数:9
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EQUITABLE COLORINGS OF LINE GRAPHS AND COMPLETE r-PARTITE GRAPHS被引量:4
《Systems Science and Mathematical Sciences》2000年第2期190-194,共5页WANG Weifan (Department of Mathematics, Liaoning University, Shenyang 110036,China) ZHANG Kemin (Department of Mathematics, Nanjing University, Nanjing 210093, China) 
This research is supported by the NSFC!19871040; NSFJ and SFECLN.
It is shown in this paper that Meyer’s conjecture on the equitable coloring holds for line graphs and complete r-partite graphs.
关键词:Equitable CHROMATIC NUMBER LINE GRAPH COMPLETE r-partite graph. 
EXACT VALUE OF THE HARMONIOUS CHROMATIC NUMBER OF A COMPLETE TRINARY TREE
《Systems Science and Mathematical Sciences》1998年第1期26-31,共6页LU Zhikang(Deperiment of Mathematics, Hangzhou Teacher,s College, Hangzhou 310012, China) 
The harmonious chromatic number of a graph G, denoted by h(G), is the leastnumber of colors needed to color the vertices of G in such a way that adarent verticesare colored by different colors and any two distinct edg...
关键词:GRAPH HARMONIOUS CHROMATIC number COMPLETE trinary TREE adacent color. 
SOME THEOREMS OF THE NORDHAUS-GADDUM CLASS
《Systems Science and Mathematical Sciences》1993年第3期239-244,共6页WANG Zhijian Department of Mathematics, Suzhou Railway Teachers College, Suzhou 215009, China 
Let the chromatic number of G, the edge chromatic number of G and thetotal chromatic number of G be denoted by x(G), x1(G) and x2(G), respectively. Forany simple graph G of order p and its ...
关键词:COMPLEMENTARY graph CHROMATIC NUMBER edge CHROMATIC NUMBER total CHROMATIC NUMBER THEOREM of Nordhaus-Gaddum CLASS 
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