Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
5776749 | Discrete Mathematics | 2017 | 17 Pages |
Abstract
This is also an improvement of the prior results in Chen (2016), Lai et al. (2016), Li et al. (2009) and Mathews and Sumner (1985).
Related Topics
Physical Sciences and Engineering
Mathematics
Discrete Mathematics and Combinatorics
Authors
Zhi-Hong Chen,