Glasnik Matematicki, Vol. 34, No.2 (1999), 123-128.
SOME NEW SYMMETRIC DESIGNS FOR (256,120,56)
Mario-Osvin Pavčević
Zavod za primijenjenu matematiku, Fakultet elektrotehnike i
računarstva, Unska 3, 10000 Zagreb, Croatia
Abstract. We prove the existence of two symmetric
designs with parameters (256,120,56) for which the full
automorphism group is isomorphic to
(Z17.Z8) ×
(Z7.Z3).
1991 Mathematics Subject Classification.
05B05.
Key words and phrases. Symmetric design, automorphism
group, orbit structure, 2-rank.
Full text (PDF) (free access)
Glasnik Matematicki Home Page