On the packing for triples

Ramin Javadi, Ehsan Poorhadi, Farshad Fallah

For positive integers $n\ge k\ge t$, a collection $\mathcal{B}$ of $k$-subsets of an $n$-set $X$ is called a $t$-packing if every $t$-subset of $X$ appears in at most one s…