On the extremal cacti of given parameters with respect to the difference of zagreb indices
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DOI: 10.1007/s10878-019-00391-4
Abstract: The first and the second Zagreb indices of a graph G are defined as $$M_1(G)= \sum _{v\in V_G}d_v^2 $$M1(G)=∑v∈VGdv2 and $$ M_2(G)= \sum _{uv\in E_G}d_ud_v$$M2(G)=∑uv∈EGdudv, where $$d_v,\, d_u$$dv,du are the degrees of vertices $$v,\, u$$v,u… read more here.
Keywords: difference zagreb; vertex cacti; zagreb indices; zagreb ... See more keywords