On Vertex-Degree-Based Indices of Monogenic Semigroup Graphs

On Vertex-Degree-Based Indices of Monogenic Semigroup Graphs

Albertson and the reduced Sombor indices are vertex-degree-based graph invariants that given in [5] and [18], defined as Alb(G)=\sum_{uv\in E(G)}\left|d_{u}-d_{v}\right|, SO_{red}(G)=\sum_{uv\in E(G)}\sqrt{(d_{u}-1)^{2}+(d_{v}-1)^{2}}, respectively. In this work we show that a calculation of Albertson and reduced Sombor index which are vertex-degree-based topological indices, over monogenic semigroup graphs.

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