Table 1 Abbreviations of graph terminology.

From: Optimizing hybrid network topologies in communication networks through irregularity strength

S. no.

Graph term

Abbreviation

1

Cycle graph

\(C_n\)

2

Path graph

\(P_n\)

3

Vertex set

V(G)

4

Edge set

E(G)

5

Corona product of cycle with path Graph

\(C_{n}\odot P_m\)

6

Dutch windmill graph

\(D_{n}^{m}\)

7

Copies of cycle graph

\(C_{p}^{j}\)

8

Families of isomorphic cycle subgraphs

\(C_{p}^{j,\Re }\)

9

Edge weight of subgraph H

\(wt_{\beta }({\dot{H}})\)

10

Vertex weight of subgraph H

\(wt_{\alpha }({\dot{H}})\)

11

Total weight of subgraph H

\(wt_{\gamma }({\dot{H}})\)

12

Edge H-irregularity strength of Dutch windmill graph by covering with copies of cycle graph

\(\textrm{ehs}(D_{n}^{m}, C_{p}^{j})\)

13

Vertex H-irregularity strength of Dutch windmill graph by covering with copies of cycle graph

\(\textrm{vhs}(D_{n}^{m}, C_{p}^{j})\)

14

Total H-irregularity strength of Dutch windmill graph by covering with copies of cycle graph

\(\textrm{ths}(D_{n}^{m}, C_{p}^{j})\)

15

Edge H-irregularity strength of corona product graph by covering with cycle graph

\(\textrm{ehs}(C_{3}\odot P_m, C_{3})\)

16

Vertex H-irregularity strength of corona product graph by covering with cycle graph

\(\textrm{vhs}(C_{3}\odot P_m, C_{3})\)

17

Total H-irregularity strength of corona product graph by covering with cycle graph

\(\textrm{ths}(C_{3}\odot P_m, C_{3})\)