Table 9 Partition of edges of the ladder graph based on weighted degree.

From: Chemical significance and degeneracy of weighted degree-based topological descriptor second Davan index for octane isomers and computation of certain nanostructures

\((d_{L_m}^w(r), d_{L_m}^w(s))\),

where \(rs \in E(L_m)\)

(5, 5)

(5, 11)

(11, 11)

(11,16)

(16, 16)

Number of edges

2

4

2

4

\((3m-14)\)

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