In this paper, we discuss how the addition of a new edge changes the irregularity strength in \(K(3,n)\), \(tK_3\), and \(tP_4\).
Citation
KM. Kathiresan, K. Muthugurupackiam. A Study on Stable, Positive, and Negative Edges with Respect to Irregularity Strength of a Graph[J], Ars Combinatoria, Volume 103. 479-489. .