Commutative association schemes obtained from twin prime powers, Fermat primes, Mersenne primes
Combinatorics
2019-11-21 v2
Abstract
For prime powers and where , an affine resolvable design from and Latin squares from yield a set of symmetric designs if and a set of symmetric group divisible designs if . We show that these designs derive commutative association schemes, and determine their eigenmatrices.
Keywords
Cite
@article{arxiv.1709.08150,
title = {Commutative association schemes obtained from twin prime powers, Fermat primes, Mersenne primes},
author = {Hadi Kharaghani and Sho Suda},
journal= {arXiv preprint arXiv:1709.08150},
year = {2019}
}
Comments
17 pages