The basis digraphs of p-schemes
Combinatorics
2015-05-07 v1
Abstract
It is proved that association schemes with bipartite basis graphs are exactly 2-schemes. This result follows from a characterization of p-schemes for an arbitrary prime p in terms of basis digraphs.
Keywords
Cite
@article{arxiv.0710.0046,
title = {The basis digraphs of p-schemes},
author = {Ilia Ponomarenko and Amir Rahnamai Barghi},
journal= {arXiv preprint arXiv:0710.0046},
year = {2015}
}
Comments
10 pages