Abstract: Combining some difference methods with the famous Bays-Lambossy theorem and its generalizations we establish some non-trivial lower bounds on the number of cyclic 2-(v,k,1) designs up to isomorphism.Keywords: cyclic Steiner 2-design, difference family, multiplierPublished in RUP: 03.11.2025; Views: 858; Downloads: 7 Full text (449,91 KB)
Keywords: Cayley object, CI-property, cyclic group, balanced configurationPublished in RUP: 20.07.2018; Views: 6498; Downloads: 287 Link to full textThis document has more files! More...
Keywords: permutation group, association scheme, primitive association schemePublished in RUP: 15.10.2013; Views: 5294; Downloads: 139 Link to full text