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8th International Symposium on Parallel Architectures,Algorithms and Networks (ISPAN'05)
The structure of super line graphs.
Las Vegas, Nevada, USA
December 07-December 09
ISBN: 0-7695-2509-1
Jay Bagga, Ball State University
Daniela Ferrero, Texas State University

For a given graph G = (V,E) and a positive integer k, the super line graph of index k of G is the graph Sk(G) which has for vertices all the k-subsets of E(G), and two vertices S and T are adjacent whenever there exist s \varepsilon S and t \varepsilon T such that s and t share a common vertex. In the super line multigraph Lk(G) we have an adjacency for each such occurrence.

We give a formula to find the adjacency matrix of L_k(G). If G is a regular graph, we calculate all the eigenvalues of L_k(G) and their multiplicities. From those results we give an upper bound on the number of isolated vertices.

Citation:
Jay Bagga, Daniela Ferrero, Robert Ellis, "The structure of super line graphs.," ispan, pp.468-471, 8th International Symposium on Parallel Architectures,Algorithms and Networks (ISPAN'05), 2005
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