A Pair of Disjoint 3-GDDs of type g^t u^1
arXiv:1008.4408 · doi:10.1007/s10623-010-9415-7
Abstract
Pairwise disjoint 3-GDDs can be used to construct some optimal constant-weight codes. We study the existence of a pair of disjoint 3-GDDs of type $g^t u^1$ and establish that its necessary conditions are also sufficient.
Designs, Codes and Cryptography (to appear)