A. Chafee

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math.CO2022

Linear and Circular Single Change Covering Designs Re-visited

Amanda Chafee, Brett Stevens

A \textbf{single change covering design} is a $v$ -set $X$ and an ordered list $\cL$ of $b$ blocks of size $k$ where every $t$ -set must occur in at least one block. Each pair of con…

math.CO2022

Difference Methods for Double-Change Covering Designs

Amanda Lynn Chafee, Brett Stevens

A \textbf{double-change covering design} (DCCD) is a $v$ -set $V$ and an ordered list $L$ of $b$ blocks of size $k$ where every pair from $V$ must occur in at least one bl…