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math.CO2024
Exact double domination in subdivision, Mycielskian and middle graphs
Ali Behtoei, Rozhin Zarifian
WE determine the existence of exact (efficient) doubly dominating sets in three famous structures and in their complement for arbitrary graphs.
math.CO2024
Chromatic and Clique number of Generalized Sierpiński Gasket Graph
Fatemeh Attarzadeh, Ahmad Abbasi, Ali Behtoei
WE study the clique number and the chromatic number of generalized Sierpinski graphs in which the base graph is an arbitrary simple graph.