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Received January 17, 2020; Accepted April 20, 2020; Published May 19, 2020
Abstract. In this paper,we investigate the properties of the -set, and the upper security number of standard graphs. We also characterize the graphs with and the graphs with .
How to Cite this Article:
Chandru Hegde, B. Sooryanarayana, Silvia Leera Sequeira, On the upper security number of a graph, Communications in Optimization Theory, Vol. 2020 (2020), Article ID 12, pp. 1-10.