IJPAM: Volume 107, No. 3 (2016)



Jamal Mohamed College (Autonomous)
Tirchirappalli, 620 020, Tamilnadu, INDIA
Abstract. In this paper three types of strong vertices are introduced.A necessary and sufficient conditions for a vertex to be strong have been given.Some of the properties of -strong,
-strong and
-strong vertices are discussed.Also the concept of vertex order colouring is introduced.An algorithm for vertex order colouring is also given at the end of the chapter.
Received: January 10, 2016
AMS Subject Classification: 03E72, 05C72
Key Words and Phrases: -strong vertex,
-strong vertex,
-strong vertex, underlying crisp graph, complete fuzzy graph, regular graph, chromatic number
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DOI: 10.12732/ijpam.v107i3.9 How to cite this paper?
Source: International Journal of Pure and Applied Mathematics
ISSN printed version: 1311-8080
ISSN on-line version: 1314-3395
Year: 2016
Volume: 107
Issue: 3
Pages: 601 - 614
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This work is licensed under the Creative Commons Attribution International License (CC BY).