Journal article
Completing the spectrum of 2-chromatic S(2,4,v)
Abstract
We construct 2-chromatic S(2,4,v) for v=37,40, and 73. This completes the proof of the existence of 2-chromatic Steiner systems S(2,4,v) [equivalently, of Steiner systems S(2,4,v) with a blocking set] for all v≡1 or 4 (mod 12).
Authors
Franek F; Griggs TS; Lindner CC; Rosa A
Journal
Discrete Mathematics, Vol. 247, No. 1-3, pp. 225–228
Publisher
Elsevier
Publication Date
3 2002
DOI
10.1016/s0012-365x(01)00308-9
ISSN
0012-365X