On modular balanced partition designs

S. Karthik, Peter J. Cameron, Krishnan Paramasivam

Let $X$ be a finite set of integers with cardinality $\hat{I}½=\hat{I}º\hat{I}»$. A \emph{modular balanced partition design} is a triplet $(X,\mathcal{A},\mathcal{B})$ satisfying the following co…