Kok Bin Wong

activity

20082025

D

-graphs for Nonzero Roots of the Matching Polynomial

3 citations · 5 across the 12 of their papers we have counts for

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Showing 2010Show all

2 papers · 1 filter

math.CO2010

Gallai-Edmonds Structure Theorem for Weighted Matching Polynomial

Cheng Yeaw Ku, Kok Bin Wong

In this paper, we prove the Gallai-Edmonds structure theorem for the most general matching polynomial. Our result implies the Parter-Wiener theorem and its recent generalization ab…

math.GR2010★ 2 cited

On finite complete rewriting systems and large subsemigroups

K. B. Wong, P. C. Wong

Let $S$ be a semigroup and $T$ be a subsemigroup of finite index in $S$ (that is, the set $S ∖ T$ is finite). The subsemigroup $T$ is also called a large subsemigroup of $S$ …