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pro vyhledávání: '"P. C. Priyanka Nair"'
Autor:
P. C. Priyanka Nair, T. Anitha Baby
Publikováno v:
International journal of health sciences. :875-882
Let G be a simple graph of order m. Let D2(G, i) be the family of 2-dominating sets in G with size i. The polynomial D2(G, ) = is called the 2-domination polynomial of G. Let D2(Sm, i) be the family of 2-dominating sets of the spider graph Sm with ca