Mathematics – Combinatorics
Scientific paper
2009-03-08
Mathematics
Combinatorics
11 pages, Festschrift in honor of Man Keung Siu
Scientific paper
We confirm the equitable $\Delta$-coloring conjecture for interval graphs and
establish the monotonicity of equitable colorability for them. We further
obtain results on equitable colorability about square (or Cartesian) and cross
(or direct) products of graphs.
Chen Bor-Liang
Lih Ko-Wei
Yan Jing-Ho
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