15 citations · 18 across the 5 of their papers we have counts for
Showing 2012 · math.COShow all
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math.CO2012★ 15 cited
A relation between Clar covering polynomial and cube polynomial
Heping Zhang, Wai-Chee Shiu, Pak-Kiu Sun
The Clar covering polynomial (also called Zhang-Zhang polynomial in some chemical literature) of a hexagonal system is a counting polynomial for some types of resonant structures c…
math.CO2012
Incidence coloring of Regular graphs and Complement graphs
Pak Kiu Sun
Using a relation between domination number and incidence chromatic number, we obtain necessary and sufficient conditions for -regular graphs to be -incidence colorable. A…
math.CO2012★ 2 cited
Some Results on incidence coloring, star arboricity and domination number
Pak Kiu Sun, Wai Chee Shiu
Two inequalities bridging the three isolated graph invariants, incidence chromatic number, star arboricity and domination number, were established. Consequently, we deduced an uppe…