2 papers
math.CO2026
Roux schemes which carry association schemes locally
Alexander L. Gavrilyuk, Jesse Lansdown, Akihiro Munemasa +1
A roux scheme is an association scheme formed from a special "roux" matrix and the regular permutation representation of an associated group. They were introduced by Iverson and Mi…
math.CO2025
Extremal orthogonal arrays
Alexander L. Gavrilyuk, Sho Suda
It is known that a Delsarte -design in a -polynomial association scheme has degree at least . Following Ionin and Shrikhande who stud…