Graceful centers of graceful graphs and universal graceful graphs.

  • H. M. Makadia Lukhdhirji Engineering College. https://orcid.org/0000-0001-5496-3994
  • H. M. Karavadiya Shri Labhubhai Trivedi Institute Of Engineering And Technology.
  • V. J. Kaneria Saurashtra University.

Resumen

In this paper we define graceful center of a graceful graph. We proved any graph G which admits α-labeling has at least four graceful centers. We also defined a new strong concept of universal graceful graph. Some results on ring sum of two graphs for their graceful labeling are proved.

Biografía del autor/a

V. J. Kaneria, Saurashtra University.
Department of Mathematics.

Citas

A. Rosa, On certain valuation of graph, Theory of Graphs (Rome, July 1966), Goden and Breach, N. Y. and Paris, pp. 349-355, (1967).

C. Hoede and H. Kuiper, All wheels are graceful, Util. Math., 14, pp. 311, (1987).

F. Harary, Graph theory, Narosa Publishing House, New Delhi, (2001).

J. A. Gallian, The Electronics Journal of Combinatorics, 18, DS6, (2015).

Publicado
2019-05-31
Cómo citar
[1]
H. Makadia, H. Karavadiya, y V. Kaneria, «Graceful centers of graceful graphs and universal graceful graphs»., Proyecciones (Antofagasta, En línea), vol. 38, n.º 2, pp. 305-314, may 2019.
Sección
Artículos