Department of Mathematics, Qinghai Nationalities University Xining, Qinghai, China
Department of Mathematics, Qinghai Nationalities University Xining, Qinghai, China
Department of Mathematics, Qinghai Nationalities University Xining, Qinghai, China
Copyright © 2020 Haicheng Ma, Shang Gao, Danyang Li 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
Ma, H. , Gao, S. and Li, D. (2020) Graphs with Pendant Vertices and
r(
G) ≤ 7.
Journal of Applied Mathematics and Physics,
8, 240-246. doi:
10.4236/jamp.2020.82019.