Codes from the line graphs of complete multipartite graphs and PD-sets

The binary codes of the line graphs Lm(n)Lm(n) of the complete multipartite graphs Kn1,…,nmKn1,…,nm (ni=nni=n for 1⩽i⩽m1⩽i⩽m) n⩾2n⩾2, m⩾3m⩾3 are examined, and PD-sets and s-PD-sets are found.