A class of non-embeddable designs

J.H van Lint, V.D Tonchev
1993 Journal of combinatorial theory. Series A  
DEDICATED TO THE MEMORY OF PROFESSOR MARSHALL HALL A sufficient condition for non-embeddability of quasi-derived designs into symmetric designs is proved. Using this condition, several series of non-embeddable designs are constructed.
doi:10.1016/0097-3165(93)90047-c fatcat:i5cyhtimc5bc3ooqqw23ekqtke