Divisible design digraphs and association schemes
Combinatorics
2020-09-07 v2
Abstract
Divisible design digraphs are constructed from skew balanced generalized weighing matrices and generalized Hadamard matrices. Commutative and non-commutative association schemes are shown to be attached to the constructed divisible design digraphs.
Keywords
Cite
@article{arxiv.2004.00510,
title = {Divisible design digraphs and association schemes},
author = {Hadi Kharaghani and Sho Suda},
journal= {arXiv preprint arXiv:2004.00510},
year = {2020}
}
Comments
15 pages. arXiv admin note: text overlap with arXiv:1706.06281