2 papers
math.CO2007
A modular absolute bound condition for primitive association schemes
Akihide Hanaki, Ilia Ponomarenko
The well-known absolute bound condition for a primitive symmetric association scheme (X,S) gives an upper bound for |X| in terms of |S| and the minimal non-principal multiplicity o…
math.GR2003
A new look at the Burnside-Schur theorem
Sergei Evdokimov, Ilia Ponomarenko
The famous Burnside-Schur theorem states that every primitive finite permutation group containing a regular cyclic subgroup is either 2-transitive or isomorphic to a subgroup of a…