Emran Islam - Academia.edu (original) (raw)
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Papers by Emran Islam
International journal of scientific research in computer science, engineering and information technology, Jun 9, 2018
International Journal of Mathematics Trends and Technology, 2018
Three vertex-degree-based graph invariants are presented, that earlier have been considered in th... more Three vertex-degree-based graph invariants are presented, that earlier have been considered in the chemical and/or mathematical literature, but that evaded the attention of most mathematical chemists. These are the reciprocal Randić index (RR), the reduced second Zagreb index RM 2 , and the reduced reciprocal Randić index (RRR). If d 1 , d 2 , . . . , d n are the degrees of the vertices of the graph G = (V, E), then
International journal of scientific research in computer science, engineering and information technology, Jun 9, 2018
International Journal of Mathematics Trends and Technology, 2018
Three vertex-degree-based graph invariants are presented, that earlier have been considered in th... more Three vertex-degree-based graph invariants are presented, that earlier have been considered in the chemical and/or mathematical literature, but that evaded the attention of most mathematical chemists. These are the reciprocal Randić index (RR), the reduced second Zagreb index RM 2 , and the reduced reciprocal Randić index (RRR). If d 1 , d 2 , . . . , d n are the degrees of the vertices of the graph G = (V, E), then