School of Science, Shijiazhuang University, Shijiazhuang, China
Zhejiang Jinyun High School, Lishui, China
School of Science, Hebei University of Technology, Tianjin, China
School of Science, Shijiazhuang University, Shijiazhuang, China
School of Science, Shijiazhuang University, Shijiazhuang, China
Copyright © 2017 Yongqiang Zhao, Zhiming Fang, Yonggang Cui, Guoyan Ye, Zhijun Cao et al. This is
an open access article distributed under the Creative Commons Attribution
License, which permits unrestricted use, distribution, and reproduction in any
medium, provided the original work is properly cited.
How to Cite this Article
Zhao, Y. , Fang, Z. , Cui, Y. , Ye, G. and Cao, Z. (2017) Competition Numbers of Several Kinds of Triangulations of a Sphere.
Open Journal of Discrete Mathematics,
7, 54-64. doi:
10.4236/ojdm.2017.72006.