Wiener Polarity Index Calculation of Square-Free Graphs and Its Implementation to Certain Complex Materials

Table 1

Edge partition and number of hexagons.

Graph	Edge partition of
	(1, 3)	(2, 2)	(2, 3)	(3, 3)	(1, 2)	(3, 4)	(2, 4)
	4	4	19	5	1	—	—	3
	3	7	22	3	2	2	2	4