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math.CO2018
The Undirected Optical Indices of Trees
Yuan-Hsun Lo, Hung-Lin Fu, Yijin Zhang +1
For a connected graph , an instance is a set of pairs of vertices and a corresponding routing is a set of paths specified for all vertex-pairs in . Let $\mathfrak{R}_…
math.CO2018★ 1 cited
From a Consequence of Bertrand's Postulate to Hamilton Cycles
Hong-Bin Chen, Hung-Lin Fu, Jun-Yi Guo
A consequence of Bertrand's postulate, proved by L. Greenfield and S. Greenfield in 1998, assures that the set of integers can be partitioned into pairs so tha…