3 citations · 5 across the 3 of their papers we have counts for
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math.CO2017★ 3 cited
A Proof Technique for Skewness of Graphs
Gek L. Chia, Chan L. Lee, Yan Hao Ling
The skewness of a graph G is the minimum number of edges in G whose removal results in a planar graph. By appropriately introducing a weight to each edge of a graph, we determine,…
math.CO2017
Revisiting the Hamiltonian Theme in the Square of a Block: The Case of DT-Graphs
Gek L. Chia, Jan Ekstein, Herbert Fleischner
The square of a graph G, denoted G^2, is the graph obtained from G by joining by an edge any two nonadjacent vertices which have a common neighbor. A graph G is said to have the F_…